City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Boise,
ID Ada Co. United States |
N 36th St. / W Hil Rd. / W Catalpa Dr. (43.65542, -116.23333) |
Roundabout Existing |
All-Way Yield Unknown |
6 Approaches 0 Driveways 74.3128 |
Other (At-Grade) Single-Lane |
2016 | Dogbone shape. ICD estimated from Google Maps linework. |
Idaho Falls,
ID Bonneville Co. United States |
E Lincoln Rd. / E Hitt Rd. (N 25th) (43.51143, -111.98410) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2001 | Right-turn-only lane on west leg. Year Completed estimated (1992-2003). Converted from single-lane to multilane in 2018. 21442 |
Coeur dAlene,
ID Kootenai Co. United States |
4th St. / Margaret Ave. (47.71537, -116.77880) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.1602 |
Other (At-Grade) Single-Lane |
2003 | Near high school. ICD estimated from Google Maps linework. |
Rexburg,
ID Madison Co. United States |
2nd W. / 4th S. (43.81770, -111.78950) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.1941 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | ICD estimated from Google Maps linework. |
Nampa,
ID Canyon Co. United States |
Happy Valley Rd. / Amity Ave. (43.56146, -116.51290) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.2726 |
Other (At-Grade) Single-Lane |
2006 | Designed for ultimate two-lane w/ 180-ft ICD. Current 160-ft single-lane is initial build. Previously controlled by 4-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
S. Touchmark Way / E. Louise Dr. (43.60317, -116.34880) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 29.4050 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
S. Touchmark Way / S. Worth Way (43.60206, -116.34610) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 30.2704 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
Meridian,
ID Ada Co. United States |
Pine St. / Webb Rd. (43.61220, -116.36840) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.9126 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | ICD estimated from Google Maps linework. |
Dalton Gardens,
ID Kootenai Co. United States |
4th St. / Hanley Ave. (47.72981, -116.77610) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
4 Approaches 0 Driveways 32.1335 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
Whitewater Park Blvd. / Stewart Ave. (43.62885, -116.23010) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.0373 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2013 | Opened October 2013. ICD estimated from Google Maps linework. |
Nampa,
ID Canyon Co. United States |
Happy Valley Rd. / Greenhurst Rd. (43.54679, -116.51290) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1488 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
Sandpoint,
ID Bonner Co. United States |
N Boyer Ave / Larch St (48.28018, -116.55663) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 34.9717 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
Idaho Falls,
ID Bonneville Co. United States |
Memorial Dr. / Riverside Dr. / E St. (43.49716, -112.04057) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.5861 |
Other (At-Grade) Single-Lane |
2012 | Right-turn-only lane on west leg. ICD estimated from Google Maps linework. |
Chubbuck,
ID Bannock Co. United States |
N Hiline Rd. / Mallard St. (42.91435, -112.45179) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.2383 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. |
Pocatello,
ID Bannock Co. United States |
Hurley Dr. / Pole Line Rd. (42.90782, -112.46041) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1149 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | ICD estimated from Google Maps linework. |
Coeur d'Alene,
ID Kootenai Co. United States |
W Seltice Way / N Atlas Rd. (47.70063, -116.82790) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.6197 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | ICD estimated from Google Maps linework. |
Coeur d'Alene,
ID Kootenai Co. United States |
W Seltice Way / N Grand Mill Ln. / W Idlewild Loop (47.70250, -116.83920) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.9729 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | ICD estimated from Google Maps linework. |
Idaho Falls,
ID Bonneville Co. United States |
E Lincoln Rd. / Ammon Rd. (43.51133, -111.96428) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 40.7101 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | ICD estimated from Google Maps linework. |
Rigby,
ID Jefferson Co. United States |
Farnsworth Way / Stockham Blvd. / (parking) (43.68099, -111.90760) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2018 | Peanut shaped. Long dimension is 270 ft; nodal ICDs are ~145 ft and ~145 ft. |
Nampa,
ID Canyon Co. United States |
E Franklin Rd. / Star Rd. / N Robinson Rd. (43.60497, -116.49357) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2012 | Roundabout removed 2020 in conjunction with construction of Amazon center. Original roundabout completed 2012 and had right-turn-only lanes on north and south legs. |
Meridian,
ID Ada Co. United States |
S Eagle Rd. / E Amity Rd. (43.56130, -116.35436) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2012 | Constructed initially as single-lane roundabout. Expanded in 2021-2022 to 2x2 with merging right-turn bypass lane on north leg. https://www.youtube.com/watch?v=mKWTT7Upuss |
Boise,
ID Ada Co. United States |
E Parkcenter Blvd. / E Warm Springs Ave. (43.57647, -116.13975) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.5314 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
E Parkcenter Blvd. / S Wise Way (43.57577, -116.13773) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.6879 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
E Parkcenter Blvd. / Old Hickory Way (43.57434, -116.13364) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.4191 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
E Parkcenter Blvd. / S Shadywood Way (43.57291, -116.12957) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2017-2018). |
Coeur d'Alene,
ID Kootenai Co. United States |
River Ave. / Hubbard Ave. (47.67905, -116.79469) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 29.7525 |
Other (At-Grade) Single-Lane |
2011 | One of three roundabouts in North Idaho College Education Corridor. ICD estimated from Google Maps linework. |
Coeur d'Alene,
ID Kootenai Co. United States |
College Dr. / W River Ave. (47.67912, -116.79816) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.5566 |
Other (At-Grade) Single-Lane |
2011 | One of three roundabouts in North Idaho College Education Corridor. ICD estimated from Google Maps linework. |
Caldwell,
ID Canyon Co. United States |
E Ustick Rd. / Indiana Ave. (43.63363, -116.67304) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.3055 |
Other (At-Grade) Single-Lane |
2013 | date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html ICD estimated from Google Maps linework. |
Kuna,
ID Ada Co. United States |
N Linder Ave. / W Main St. / E 3rd St. (43.49056, -116.41390) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.7271 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Idaho Falls,
ID Bonneville Co. United States |
Carriagegate Ln. / Nottingham Ln. (43.46096, -112.04641) |
Other Existing |
Uncontrolled None |
4 Approaches 0 Driveways 25.1400 |
Other (At-Grade) Single-Lane |
2005 | No traffic control. ICD estimated from Google Maps linework. |
Post Falls,
ID Kootenai Co. United States |
E Poleline Ave. / N Syringa St. (47.73046, -116.92663) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.9697 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2006-2009). ICD estimated from Google Maps linework. |
Post Falls,
ID Kootenai Co. United States |
N Syringa St. / Bogie Dr. (47.73373, -116.92700) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.5573 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2006-2009). ICD estimated from Google Maps linework. |
Post Falls,
ID Kootenai Co. United States |
Poleline Ave. / N Spokane St. (47.73053, -116.94794) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.3464 |
Other (At-Grade) Single-Lane |
2010 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. |
Post Falls,
ID Kootenai Co. United States |
E Poleline Ave. / N Idaho St. (47.73053, -116.93738) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 17.6732 |
Other (At-Grade) Single-Lane |
2012 | Year Completed estimated (2011-2013). ICD estimated from Google Maps linework. |
Caldwell,
ID Canyon Co. United States |
S Lake Ave. / E Ustick Rd. (43.63389, -116.65306) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.4409 |
Other (At-Grade) Single-Lane |
2016 | Right-turn-only lanes on east and west legs. ICD estimated from Google Maps linework. |
Caldwell,
ID Canyon Co. United States |
S Indiana Ave. / Homedale Rd. (43.61892, -116.67299) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2019 | |
Middleton,
ID Canyon Co. United States |
Emmett Rd. / Willis Rd. (43.72082, -116.65264) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.8843 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | Year Completed estimated (2010-2011). ICD estimated from Google Maps linework. |
Middleton,
ID Canyon Co. United States |
Emmett Rd. / 9th St. (43.71535, -116.65284) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.4355 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | Year Completed estimated (2010-2011). ICD estimated from Google Maps linework. |
Lewiston Orchards,
ID Nez Perce Co. United States |
Powers Ave. / Thain Rd. / 14th St. (46.36927, -116.96010) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.8337 |
Other (At-Grade) Single-Lane |
2017 | Opened November 3, 2017. https://lmtribune.com/northwest/roundabout-draws-a-yellow-flag/article_137af938-33cf-51a8-b75e-5c38559e8800.html ICD estimated from Google Maps linework. |
Nampa,
ID Canyon Co. United States |
Robinson Rd. / E Victory Rd. (43.57596, -116.49388) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2018-2019). |
Boise,
ID Ada Co. United States |
Fort St. / Robbins Rd. / N 3rd St. (43.61644, -116.19328) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.8572 |
Other (At-Grade) Single-Lane |
2019 | https://www.cityofboise.org/departments/planning-and-development-services/robbins-roundabout/ ICD estimated from Google Maps linework. |
Nampa,
ID Canyon Co. United States |
E Amity Rd. / S Robinson Blvd. (43.56137, -116.49376) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.5418 |
Other (At-Grade) Single-Lane |
2019 | Completed in May 2019. Initial build is 160' ICD, expandible outward to 2x1 (160'x180') in the future. ICD estimated from Google Maps linework. |
Moscow,
ID Latah Co. United States |
E White Ave. / Joseph St. / Robinson Park Rd. / Notting Hill Dr. (46.72564, -116.96826) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5668 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2006-2007). ICD estimated from Google Maps linework. |
Coeur d'Alene,
ID Kootenai Co. United States |
W Hanley Ave. / N Cornwall St. (47.73014, -116.82652) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.1333 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2005-2006). ICD estimated from Google Maps linework. |
Coeur D'Alene,
ID Kootenai Co. United States |
W Hanley Ave. / N Courcelles Pkwy. (47.73020, -116.81799) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.9366 |
Other (At-Grade) Single-Lane |
2001 | Year Completed estimated (1998-2004). ICD estimated from Google Maps linework. |
Post Falls,
ID Kootenai Co. United States |
N Charleville Rd. / E Hope Ave. (47.73763, -116.90082) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2015-2016). |
Post Falls,
ID Kootenai Co. United States |
W Prairie Ave. / N Chase Rd. (47.74515, -116.95907) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2018 | |
Post Falls,
ID Kootenai Co. United States |
W Prairie Ave. / N McGuire Rd. (47.74518, -116.98054) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2011 | |
Rathdrum,
ID Kootenai Co. United States |
W Majestic Ave. / Thayer St. (47.79216, -116.87749) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2005-2006). |
Franklin,
ID Franklin Co. United States |
Legacy Dr. / South Canyon Dr. (42.00604, -111.80863) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2006-2009). |
Eagle,
ID Ada Co. United States |
N Fisher Park Way / (unknown) (43.69648, -116.39631) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2008 | Right-turn bypass lane on west leg. Year Completed estimated (2006-2009). |
Idaho Falls,
ID Bonneville Co. United States |
E Iona Rd. / 25th E (43.52586, -111.98394) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2005 | Year Completed estimated (2004-2006). |
Meridian,
ID Ada Co. United States |
W McMillan Rd. / N Rustic Oak Way (43.64851, -116.46388) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2020 | |
Hibbard,
ID Madison Co. United States |
N 2000 W (Whitson Rd.) / W 2000 N (43.85500, -111.81835) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2019 | https://www.rexburgstandardjournal.com/rexburg/hibbard-roundabout-grand-opening/article_607eadde-e16d-5b1d-80a2-4986a48a2842.html |
Nampa,
ID Canyon Co. United States |
N Happy Valley Rd. / E Victory Rd. (43.57444, -116.51303) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2021 | Intersection moved 0.1 mile south due to airport. https://www.idahopress.com/news/local/1903-wright-flyer-sculpture-featured-at-new-roundabout-near-nampa-airport/article_a2bb7a2a-7fdf-5110-b36f-8657c33dda60.html |
Idaho Falls,
ID Bonneville Co. United States |
1st St. / 45th St. E (Crowley Rd.) (43.49621, -111.94440) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Single-Lane |
2020 | Designed to be expandable inward to dual lanes in the future. |
Ammon,
ID Bonneville Co. United States |
E Lincoln Rd. / N 45th E (Crowley Rd.) (43.51059, -111.94433) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2020 | https://www.eastidahonews.com/2020/09/major-intersection-to-close-next-week-for-roundabout-construction/ |
Meridian,
ID Ada Co. United States |
E Lake Hazel Rd. / S Locust Grove Rd. (43.54644, -116.37449) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2021-2022). |
Emmett,
ID Gem Co. United States |
E 4th St. / S Johns Ave. (43.87188, -116.49278) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | https://www.idahopress.com/emmett/news/new-roundabouts-may-require-some-pedestrian-and-driver-attention/article_17cceadd-1eb7-5959-8c8b-697d05289a4e.html |
Emmett,
ID Gem Co. United States |
E 12th St. / S Johns Ave. (43.86461, -116.49276) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | https://www.idahopress.com/emmett/news/new-roundabouts-may-require-some-pedestrian-and-driver-attention/article_17cceadd-1eb7-5959-8c8b-697d05289a4e.html |
Meridian,
ID Ada Co. United States |
Victory Rd. / S Ten Mile Rd. (43.57570, -116.43378) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lanes on all legs. |
(unincorporated),
ID Kootenai Co. United States |
W Prairie Ave. / N Pleasant View Rd. (47.74537, -117.00199) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2021 | At-grade rail crossing approximately 200 ft to south of roundabout controlled by signals and gates. At-grade rail crossing (2 tracks) approximately 320 ft to west of roundabout that is yield controlled. Year Completed estimated (2020-2021). |
Meridian,
ID Ada Co. United States |
S Vanguard Way / S Wayfinder Ave. / (parking) (43.59800, -116.43116) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2017 | Right-turn-only lane on northeast leg. |
Meridian,
ID Ada Co. United States |
S Wayfinder Ave. / W Cobalt Dr. (43.60115, -116.42905) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2017-2018). |
Nampa,
ID Canyon Co. United States |
Ustick Rd. / Santa Ana Ave. (43.63404, -116.60317) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Near two schools. |
Nampa,
ID Canyon Co. United States |
Star Rd. / Cherry Ln. (43.61969, -116.49366) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2021 | Merging right-turn bypass lanes on all legs. |
Idaho Falls,
ID Bonneville Co. United States |
W 65th S / S 45th W / I-15 NB Ramps (43.43835, -112.12018) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | |
Idaho Falls,
ID Bonneville Co. United States |
W 65th W / Saint John Rd. / I-15 SB Ramps (43.43962, -112.12198) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | |
Nampa,
ID Canyon Co. United States |
Ustick Rd. / Midland Blvd. (43.63407, -116.59321) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2021 | Right-turn-only lanes with merging receiving lanes on all legs, resulting in multilane pedestrian crossings on all entries and exits. https://www.idahopress.com/news/local/why-nampa-is-planning-to-redesign-more-than-a-dozen-intersections/article_ea1018cf-8754-50b6-a443-bd2a4f5ecdcb.html |
Post Falls,
ID Kootenai Co. United States |
W Prairie Ave. / N Idaho St. (47.74509, -116.93746) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | At-grade rail crossing approximately 350 feet to west. |
Athol,
ID Kootenai Co. United States |
SR 54 / N Good Hope Rd. / N Perimeter Rd. (47.94732, -116.61237) |
Rotary Existing |
Other None |
4 Approaches 0 Driveways 126.4920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
Yield signs on circulatory roadway. Elliptical shaped. ICD = 415 ft x 370 ft. | |
Moscow,
ID Latah Co. United States |
S Mountain View Rd. / E 6th St. (46.73023, -116.98020) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2022 | |
Chubbuck,
ID Bannock Co. United States |
Chubbuck Rd. / Philbin Rd. (42.92054, -112.49601) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://localnews8.com/news/idaho/2022/04/11/philbin-chubbuck-road-intersection-to-close-for-roundabout-installation/ |
Meridian,
ID Ada Co. United States |
S Eagle Rd. / E Zaldia Dr. / E Zaldia St. (43.56661, -116.35440) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2021 | Year Completed estimated (2021-2022). |
Meridian,
ID Ada Co. United States |
E Wrightwood Dr. / S Luminous Ave. / E Crest Ridge Dr. (43.56552, -116.37989) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2014 | Year Completed estimated (2013-2014). |
Chubbuck,
ID Bannock Co. United States |
Mesquite Dr. / Parklawn Dr. / (parking) (42.92905, -112.46794) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2006-2009). |
Post Falls,
ID Kootenai Co. United States |
E Hope Ave. / N Damascus Rd. (47.73751, -116.88406) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2019 | North leg stubbed. Year Completed estimated (2018-2020). |
Post Falls,
ID Kootenai Co. United States |
E Poleline Ave. / N Cecil Rd. (47.73044, -116.90517) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.postfalls.gov/poleline-cecil-project/ |
Middleton,
ID Canyon Co. United States |
W Highland Ranch Pkwy. / N Branding Iron Ave. / W Blue Lightning St. (43.72344, -116.65073) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on side street. Pedestrian crossings within or adjacent to circulatory roadway. | |
Nampa,
ID Canyon Co. United States |
N Franklin Blvd. / Birch Ln. (43.61231, -116.55315) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | https://twitter.com/NampaPIO/status/1654208519175045120 |
Nampa,
ID Canyon Co. United States |
E Victory Rd. / N Kings Rd. (43.57584, -116.53288) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2022 | https://twitter.com/NampaPIO/status/1606348916282101760 |
Nampa,
ID Canyon Co. United States |
Airport Rd. / N Robinson Blvd. (43.58690, -116.49334) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | |
Meridian,
ID Ada Co. United States |
E Victory Rd. / S Locust Grove Rd. (43.57574, -116.37461) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | https://www.youtube.com/watch?v=ONrQ1FFqSR8. |
Nampa,
ID Canyon Co. United States |
Cherry Ln. / N Idaho Center Rd. / N Can Ada Rd. (43.61960, -116.51332) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2023 | https://www.facebook.com/cityofnampa.us/posts/pfbid01GwhiVMxbiDrKP67dQPCeqSCxBAPfqshgLEvruyRWwiVFBPnSGJoAT37JMNEn2NUl |
Lewiston,
ID Nez Perce Co. United States |
Burrell Ave. / 10th St. (46.37674, -116.98085) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.bigcountrynewsconnection.com/idaho/roundabout-at-intersection-of-10th-and-burrell-in-lewiston-open-ahead-of-schedule/article_0bb0faba-e2d5-11ed-94af-bbe6e3f10fea.html |
Rexburg,
ID Madison Co. United States |
W 7th S / Pioneer Rd. (43.81168, -111.80413) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2022 | https://www.rexburgstandardjournal.com/rexburg/ice-cream-and-construction-cones-g-s-dairy-delights-feeling-the-squeeze-as-roundabout-construction/article_0e539cfa-4d2b-54dc-b2aa-811a7e428074.html |
Post Falls,
ID Kootenai Co. United States |
W Prairie Ave. / Spokane St. (47.74500, -116.94847) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | https://www.postfalls.gov/city_info/Project%20Updates/PrairieSpokane1121.pdf |
Kuna,
ID Ada Co. United States |
Hickory Valley Rd. / Courage Ave. (43.49807, -116.32973) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | |
Rathdrum,
ID Kootenai Co. United States |
N Meyer Rd. / W Boekel Rd. (47.80285, -116.87229) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | |
Caldwell,
ID Canyon Co. United States |
Ustick Rd. / Middleton Rd. (43.63411, -116.61313) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | Right-turn-only lanes on all four legs. https://www.youtube.com/watch?v=fkn3ynz3xrY&t=60s |
Caldwell,
ID Canyon Co. United States |
E Ustick Rd. / S Florida Ave. (43.63368, -116.66307) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | Right-turn-only lanes on all four legs. https://www.youtube.com/watch?v=JWNlWwth3l8. |
Nampa,
ID Canyon Co. United States |
S Midland Blvd. / Iowa Ave. (43.55439, -116.59279) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | https://www.facebook.com/cityofnampa.us/posts/-exciting-safety-news-for-our-community-were-happy-to-announce-the-installation-/900763452095945/ |
Cascade,
ID Valley Co. United States |
Discovery Dr. / Village Dr. / Arling Center Ct. / (parking) (44.66944, -116.12408) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2005 | Racetrack shaped. ICD = 150 ft x 120 ft. |
Meridian,
ID Ada Co. United States |
W Amity Rd. / S Ten Mile Rd. (43.56108, -116.43378) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2021 | Right-turn-only lanes on all legs. https://www.achdidaho.org/Projects/proj_intersection_ten-mile-road-and-amity-road-roundabout.aspx |
Middleton,
ID Canyon Co. United States |
N Middleton Rd. / E Main St. (Cornell St.) (43.70651, -116.61307) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | |
Middleton,
ID Canyon Co. United States |
W Highlands Pkwy. / Stallion Springs Way (43.71894, -116.63822) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2008 | No splitter islands on side street. Year Completed estimated (2007-2009). |
Middleton,
ID Canyon Co. United States |
W Highlands Ranch Pkwy. / W Ayrshire St. (43.72271, -116.64060) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on side street. Pedestrian crossings within circulatory roadway. | |
Middleton,
ID Canyon Co. United States |
W Highlands Ranch Pkwy. / N Sombrero Ave. (43.72247, -116.64464) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter island on side street. Unmarked pedestrian crossings within or adjacent to circulatory roadway. | |
Middleton,
ID Canyon Co. United States |
W Highlands Pkwy. / 9th St. (43.71596, -116.64096) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2016 | No splitter island on side street. |
Hayden,
ID Kootenai Co. United States |
ID 53 / Government Way / Pope Rd. (47.81844, -116.78608) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2020 | https://itd.idaho.gov/news/new-interchange-at-us-95-and-idaho-highway-53-now-open/ |