| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Mackay,
                Queensland Mackay Australia | Brisbane St. / Alfred St. (-21.14566, 149.18772) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Mackay,
                Queensland Mackay Australia | Sydney St. / Alfred St. (-21.14550, 149.18648) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Mackay,
                Queensland Mackay Australia | Alfred St. / Wood St. (-21.14537, 149.18530) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| South Mackay,
                Queensland Mackay Australia | Juliet St. / Evan St. (-21.15141, 149.18502) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| South Mackay,
                Queensland Mackay Australia | Goldsmith St. / Evan St. (-21.15233, 149.19317) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Mackay,
                Queensland Mackay Australia | Kippen St. / Goldsmith St. (-21.15830, 149.19225) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Ooralea,
                Queensland Mackay Australia | Boundary Rd. / Canecutters Dr. / Makybe Diva Dr. (-21.17399, 149.15021) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Glenella,
                Queensland Mackay Australia | Glenella Rd. / Hill End Rd. / Sweeney Ct. (-21.12164, 149.14924) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| South Mackay,
                Queensland Mackay Australia | Bridge Rd. / Juliet St. / Casey Ave. (-21.16249, 149.18344) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Mackay Harbour,
                Queensland Mackay Australia | Ron Searle Dr. / Breakwater Access Rd. / Mulherin Dr. / E Point Dr. (-21.11513, 149.22106) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Mackay,
                Queensland Mackay Australia | Norris Rd. / Phillip St. / (Norris Road Park) (-21.11109, 149.16852) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Andergrove,
                Queensland Mackay Australia | Banksia Ave. / Nadarmi Dr. / Corymbia Ct. (-21.08230, 149.18821) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Beaconsfield,
                Queensland Mackay Australia | Caledonian Dr. / Ben Nevis St. (-21.08340, 149.17397) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Glenella,
                Queensland Mackay Australia | Hicks Rd. / Highway Plaza / Francey Dr. (-21.12549, 149.15641) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Shelby Township,
                MI Macomb Co. United States | E Avon Rd. / 23 Mile Rd. (42.67368, -83.09389) | Roundabout Unknown | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Roundabout constructed after completion of bridge and roundabout to the west is completed. | 
| Clinton Township,
                MI Macomb Co. United States | Partridge Creek Blvd. / Scoter Ln. / Montage (42.62068, -82.94597) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2006 | Opened with unstriped circulatory roadway. Marked with two circulating lanes throughout even though side streets are single-lane entries. Combination of concentric and exit striping added 2019-2020. | 
| Clinton Township,
                MI Macomb Co. United States | Partridge Creek Blvd. / Hawk Ln. / Montage (42.62063, -82.94027) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2006 | Opened with unstriped circulatory roadway. North leg added 2015-2016. Marked with two circulating lanes throughout even though side streets are single-lane entries. Combination of concentric and exit striping added 2019-2020. | 
| Harrison Township,
                MI Macomb Co. United States | Sail Rd. / Metro Pkwy. (42.57551, -82.79958) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5008 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2013 | Built as part of parking lot reconfiguration. Painted splitter islands. No speed control on north leg. | 
| Harrison Township,
                MI Macomb Co. United States | Metro Pkwy. / Sail Rd. (42.57735, -82.79673) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2013 | Built as part of parking lot reconfiguration. Painted splitter islands. Through bypass lane on northwestbound approach. | 
| Macomb,
                MI Macomb Co. United States | 25 Mile Rd. / Romeo Plank Rd. / Garfield Rd. (42.70077, -82.95901) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2022 | Year Completed estimated (2021-2022). | 
| Washington,
                MI Macomb Co. United States | Van Dyke Ave. / Campground Rd. (42.73402, -83.03617) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.youtube.com/watch?v=tFHwV5OfDwc | 
| Bruce,
                MI Macomb Co. United States | 33 Mile Rd. / McKay Rd. (42.81797, -83.00023) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2017-2019). | 
| Northwest Warren,
                MI Macomb Co. United States | William Durant Blvd. / Charles Chayne Rd. (42.50727, -83.04056) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 62.4840 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Inside General Motors plant. | 
| Northwest Warren,
                MI Macomb Co. United States | Edward Cole Blvd. / Louis Chevrolet Rd. (42.51705, -83.03027) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 62.4840 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Inside General Motors plant. Year Completed estimated (2003-2005). | 
| Macomb,
                MI Macomb Co. United States | 25 Mile Rd E / Romeo Plank Rd. (42.70099, -82.95338) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 31.5978 | Other (At-Grade) Single-Lane | 2016 | Right-turn only lane on south leg. ICD estimated from Google Maps linework. | 
| Clinton Township,
                MI Macomb Co. United States | 19 Mile Rd. / Romeo Plank Rd. (42.61339, -82.93285) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.7950 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Clinton Township,
                MI Macomb Co. United States | Romeo Plank Rd. / Cass Ave. (42.61145, -82.93221) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.0382 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| Clinton Township,
                MI Macomb Co. United States | Romeo Plank Rd. / Canal Rd. (42.60022, -82.93216) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 32.5281 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| New Baltimore,
                MI Macomb Co. United States | Jefferson Ave. / Rosso Hwy. (42.63106, -82.82277) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.6629 | Other (At-Grade) Single-Lane | 2016 | Right-turn bypass lanes on north and west legs. ICD estimated from Google Maps linework. | 
| Utica,
                MI Macomb Co. United States | 26 Mile Rd. / M-53 SB Ramps (42.71388, -83.02834) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.7542 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| Utica,
                MI Macomb Co. United States | 26 Mile Rd. / M-53 NB Ramps (42.71396, -83.02374) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 42.9991 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2009 | Replaced back-to-back loop ramps on northbound M-53. ICD estimated from Google Maps linework. | 
| Macomb,
                MI Macomb Co. United States | 25 Mile Rd. / Hayes Rd. (42.70090, -82.97623) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.4973 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Sterling Heights,
                MI Macomb Co. United States | Utica Rd. / Dodge Park Rd. (42.59179, -83.01110) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 43.9629 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Sterling Heights,
                MI Macomb Co. United States | Van Dyke Ave. (M-53) / 18 1/2 Mile Rd. (42.60148, -83.03119) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 76.2000 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2005 | Completed June 2005. | 
| Franklin,
                NC Macon Co. United States | Dowdle Mountain Rd. / Syler Rd. (35.16468, -83.36961) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.1964 | Other (At-Grade) Single-Lane | 2013 | Yield-controlled right-turn bypass lane on north leg. Replaced two T-intersections. ICD estimated from Google Maps linework. | 
| Franklin,
                NC Macon Co. United States | Siler Farm Rd. / Southwestern Community College Macon parking lot (35.15991, -83.38093) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.4105 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Franklin,
                NC Macon Co. United States | US 441 Business (Georgia Rd.-Wayah St.) / Maple St. (35.17420, -83.38614) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5277 | Other (At-Grade) Single-Lane | 2020 | |
| Franklin,
                NC Macon Co. United States | US 441 Business (Georgia Rd.) / Womack St. (35.17108, -83.38915) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.9329 | Other (At-Grade) Single-Lane | 2020 | ICD = 120 ft. ICD estimated from Google Maps linework. | 
| Franklin,
                NC Macon Co. United States | US 441 Business (Wayah St.) / Porter St. (35.17461, -83.38377) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5277 | Other (At-Grade) Single-Lane | 2020 | |
| Franklin,
                NC Macon Co. United States | Wayah St. / Depot St. / Wells Grove Rd. (35.17529, -83.37343) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5277 | Other (At-Grade) Single-Lane | 2020 | |
| Franklin,
                NC Macon Co. United States | Wells Grove Rd. / Clarks Chapel Rd. / Bellview Rd. (35.16401, -83.36038) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.8600 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2021 | Painted and delineated splitter islands. https://thesouthernscoopnews.com/latest-news/franklin-gets-new-roundabout-to-ease-traffic-at-intersection. | 
| Edmundston,
                NB Madawaska Canada | Grey Rock Rd. / 15 Août Rd. / Rte 2 EB Ramps (47.37064, -68.30398) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | 2012 | Year Completed estimated (2011-2012). | 
| North Fork,
                CA Madera Co. United States | Road 225 / Road 274 / Mono Dr. (Road 228) (37.22932, -119.50421) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | Previous control: 3-way stop. https://www.facebook.com/MaderaCounty/posts/progress-as-promised-below-is-an-update-regarding-the-north-fork-roundabout-1-st/2741408939281036/ | 
| Madera,
                CA Madera Co. United States | Root Creek Pkwy. W / Riverstone Blvd. SE (36.91441, -119.80757) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2020). | 
| Madera,
                CA Madera Co. United States | Riverstone Blvd. SE / Market Ave. W (36.91787, -119.80758) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2020). | 
| Madera,
                CA Madera Co. United States | Market Ave. W / Mission Dr. (36.91788, -119.81209) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2020). | 
| Madera,
                CA Madera Co. United States | Riverstone Blvd. SW / Market Ave. W (36.91791, -119.81547) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2018-2020). | 
| Madera,
                CA Madera Co. United States | Market Ave. W / Lodge Rd. (36.91915, -119.80219) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2017 | |
| Madera,
                CA Madera Co. United States | Root Creek Pkwy. W / Riverstone Blvd. SW (36.90613, -119.81664) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | Year Completed estimated (2021-2022). | 
| Anderson,
                IN Madison Co. United States | E 59th St. / E 60th St. / Applewood Center Dr. / (parking) (40.05542, -85.65411) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2015 | Year Completed estimated (2014-2015). | 
| Plain City,
                OH Madison Co. United States | SR 161 (Plain City-Dublin Rd.) / Old SR 161 (40.10591, -83.25123) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | |
| Huntsville,
                AL Madison Co. United States | Jordan Rd. / Homer Nance Rd. / Tanglefoot Dr. (34.78628, -86.49546) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.youtube.com/watch?v=Cn1O6eeHyy0 | 
| Alton,
                IL Madison Co. United States | Central Ave. / College Ave. (38.90689, -90.17172) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Parking along circulatory roadway. | |
| Monroe Township,
                OH Madison Co. United States | SR 29 / SR 38 (39.99322, -83.42057) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2022 | Approaching roadways have speed limits of 55 mph. https://www.columbusmessenger.com/roundabout-slated-for-intersection-at-38-and-29.html | 
| Edwardsville,
                IL Madison Co. United States | (access road) / (parking) (38.79590, -89.99837) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2019). | 
| Richmond,
                KY Madison Co. United States | Bowerwood Dr. / Richwood Blvd. (37.73604, -84.28621) | Other Existing | Uncontrolled None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Norfolk,
                NE Madison Co. United States | N 1st St. / W Braasch Ave. (42.03401, -97.40699) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.youtube.com/watch?v=SkdQ3giXn8g | 
| Huntsville,
                AL Madison Co. United States | McMullen Ln. SE / Summerlyn Way SE (34.70066, -86.43826) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2007). | 
| 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 | 
| Madison,
                AL Madison Co. United States | Balch Rd. / Gillespie Rd. (34.72892, -86.76797) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.facebook.com/overcastdrone/videos/1254841905002043/ | 
| Edwardsville,
                IL Madison Co. United States | N University Dr. / Hairpin Dr. (38.79313, -89.99441) | Other Existing | Unknown Unknown | 3 Approaches 5 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Highland,
                IL Madison Co. United States | Iberg Rd. / Veterans Honor Pkwy. / Broadway / Saint Rose Rd. (38.73643, -89.65281) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | https://www.bnd.com/news/local/community/highland-news-leader/article137270003.html | 
| West Jefferson,
                OH Madison Co. United States | SR 29 (Urbana-West Jefferson Rd.) / Old SR 29 / (parking) (39.94435, -83.31128) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Single-Lane | 2019 | Right-turn-only lanes on west and north legs. Year Completed estimated (2018-2019). | 
| 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 | 
| Pendleton,
                IN Madison Co. United States | W State St. / S Heritage Way (40.00407, -85.76504) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2019 | Right-turn-only lanes on north, west, and south legs separated from adjacent entries by striped gores. | 
| Pendleton,
                IN Madison Co. United States | SR 39 (W State St.) / I-69 SB Ramps (40.00505, -85.77399) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2019 | Raindrop shaped. | 
| Pendleton,
                IN Madison Co. United States | SR 38 (W State St.) / I-69 NB Ramps (40.00484, -85.77115) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2019 | Raindrop shaped. | 
| Anderson,
                IN Madison Co. United States | Dan Patch Circle (Charles St. / Virgil Cook Blvd.) (40.06783, -85.64460) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (3+ Lane) | At entrance to casino. Concentric circulatory roadway striping. | |
| Huntsville,
                AL Madison Co. United States | John Wright Dr. / Knowledge Dr. / (parking lot) (34.72452, -86.64226) | Roundabout Existing | All-Way Yield Other | 4 Approaches 0 Driveways 59.8788 | Other (At-Grade) Single-Lane | 2007 | Entrance to the University of Alabama in Huntsville (UAH). Year completed estimated (2007-2010, but under construction early 2007). ICD estimated from Google Maps linework. | 
| West Jefferson,
                OH Madison Co. United States | OH 29 / I-70 WB Ramps (39.95992, -83.34680) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 56.7576 | Freeway Ramps (Grade-Separated) Single-Lane | 2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| Norfolk,
                NE Madison Co. United States | US 275 / N 37th St. (42.03242, -97.46577) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 60.3233 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Huntsville,
                AL Madison Co. United States | Old Monrovia Rd. / Providence Main St. / Indian Creek Rd. (34.75765, -86.68776) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3429 | Other (At-Grade) Single-Lane | 2004 | Single-lane with right-turn only lanes. Built as staged construction with potential to be multilane. ICD estimated from Google Maps linework. | 
| Ridgeland,
                MS Madison Co. United States | Old Agency Rd / Highland Colony Pkwy (32.43125, -90.14893) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 47.3786 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Planned in association with interchange improvements at I-55/Old Agency Rd. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Highland,
                IL Madison Co. United States | US 40 / IL 160 / Poplar St. (38.75010, -89.67197) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.9832 | Other (At-Grade) Single-Lane | 2004 | Roundabout operating nicely with no accidents reported during first six months of operation. Completed October 2004. Functional Class: Arterial 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. | 
| Huntsville,
                AL Madison Co. United States | Marcus Byers Dr. / (unknown) (34.79884, -86.53762) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.2294 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Huntsville,
                AL Madison Co. United States | Brafferton Blvd. / Nicholson Dr. / Durfet Dr. (34.79398, -86.78999) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 107.8873 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Christopher Dr. / Woodmill Way (34.76166, -86.72022) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 13.7365 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Westbury Dr. / Alta Dena St. (34.68877, -86.56960) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Huntsville,
                AL Madison Co. United States | Monroe St. / Heart of Huntsville Dr. (34.72357, -86.59019) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.3571 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Huntsville,
                AL Madison Co. United States | Lake Forest Blvd. / Lake Forest Blvd. (34.64500, -86.73029) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 87.4480 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Heritage Brook Dr. / Timerland Trace (34.76503, -86.78429) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 24.5284 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | O'Shaughnessy Ave. / Russell St. (34.74292, -86.57539) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 40.2374 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | O'Shaughnessy Ave. / Coleman St. (34.74290, -86.57417) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 47.1072 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | O'Shaughnessy Ave. / England St. (34.74288, -86.57289) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Huntsville,
                AL Madison Co. United States | Bob G Hughes Blvd. / Crystalbreeze Dr. (34.79282, -86.78156) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 47.0788 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Home Depot Access / Costco Access (34.74251, -86.60383) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 30.4236 | Other (At-Grade) Single-Lane | 2000 | Year Completed estimated (1998-2002). ICD estimated from Google Maps linework. | 
| Danielsville,
                GA Madison Co. United States | Courthouse Square (US 29 / Madison St. / Crawford Long St.) (34.12462, -83.22123) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 71.1856 | Other (At-Grade) Single-Lane | Pedestrian crossings to courthouse in central island. ICD estimated from Google Maps linework. | |
| Danielsville,
                GA Madison Co. United States | US 29 / SR 98 (34.13007, -83.21733) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 29.6587 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Troy,
                IL Madison Co. United States | SR 162 / Lakeview Acres Rd. (38.73777, -89.93511) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.2639 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Norfolk,
                NE Madison Co. United States | W Pasewalk Ave. / S 18th St. (42.02583, -97.43384) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 25.7288 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Norfolk,
                NE Madison Co. United States | W Pasewalk Ave. / S 7th St (42.02605, -97.41686) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 25.7287 | Other (At-Grade) Single-Lane | 2001 | At-grade rail crossing on east leg. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework. | 
| Norfolk,
                NE Madison Co. United States | W Benjamin Ave. / N 25th St. (42.04703, -97.44600) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 30.1547 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Norfolk,
                NE Madison Co. United States | E Norfolk Ave. / 557th Ave. / S Victory Rd. (42.03308, -97.38785) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 49.6775 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| Jackson,
                TN Madison Co. United States | N Highland Ave. / Deaderick St. (35.61967, -88.81928) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2018 | Painted spirals next to central island. https://www.jacksonsun.com/story/news/local/2018/05/11/construction-continues-north-highland-roundabout/578801002/ | 
| Fredericktown,
                MO Madison Co. United States | W Main St. / MO-72 / Commercial Dr. / Sinek Dr. (37.56046, -90.31618) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 41.6573 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Lenox,
                NY Madison Co. United States | Rte 31 (Lake Rd.) / Rte 13 (N Peterboro St.) (43.15604, -75.74407) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 28.7514 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Highland,
                IL Madison Co. United States | Broadway / Poplar St. (38.73957, -89.67148) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.7156 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2009). ICD estimated from Google Maps linework. | 
| Pendleton,
                IN Madison Co. United States | IN 38 / S 300 W (39.99799, -85.72967) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.3215 | Unknown Single-Lane | 2013 | http://www.mccog.net/Roundabout_School/index.html. ICD estimated from Google Maps linework. | 
| Magadan,
                Magadan Magadan Russia | Lenina prospekt / Bilibina ulitsa / Gagarina ulitsa / Nagayevskaya ulitsa (59.56048, 150.79881) | Roundabout Existing | All-Way Yield None | 4 Approaches 1 Driveways | Other (At-Grade) Single-Lane |