| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Long Melford,
                England Suffolk United Kingdom | A134 / A131 / B1064 (52.05585, 0.71535) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Saint Charles,
                IL Kane Co. United States | Burlington Rd. / Bolcum Rd. (41.94162, -88.39775) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2020 | |
| Gatineau,
                QC Gatineau Canada | Boulevard du Plateau / Rue de l'Atmosphère (45.43401, -75.79581) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2007 | |
| Gatineau,
                QC Gatineau Canada | Boulevard du Plateau / Rue de Bruxelles (45.43571, -75.79960) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2007 | |
| Gatineau,
                QC Gatineau Canada | Boulevard de Plateau / Rue de Prado (45.43617, -75.80317) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2012 | |
| Gatineau,
                QC Gatineau Canada | Boulevard du Plateau / Boulevard de l'Amérique-Française (45.43494, -75.80516) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2012 | Southeast leg stubbed. | 
| Gatineau,
                QC Gatineau Canada | Boulevard du Plateau / Boulevard d'Amsterdam (45.43157, -75.80582) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2019 | East leg stubbed. Year Completed estimated (2019-2020). | 
| Barrie,
                ON Simcoe Canada | N Village Way / Live Eight Way (44.34121, -79.68023) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.0000 | Other (At-Grade) Single-Lane | 2014 | |
| Barrie,
                ON Simcoe Canada | Live Eight Way / Park Place Blvd. / (parking) (44.33760, -79.68131) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 55.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Year Completed estimated (2011-2013). | 
| Newmarket,
                ON York Canada | Fernbank Rd. / (unknown) / (parking) (44.04355, -79.43718) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2005-2009). | 
| Newmarket,
                ON York Canada | Nellie Little Crescent / Kingsmere Ave. / Quaker Trl. (44.04142, -79.43972) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2011). | 
| Aurora,
                ON York Canada | Gateway Dr. / Pedersen Dr. (44.01789, -79.45534) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2002 | Year Completed estimated (2002-2005). | 
| Aurora,
                ON York Canada | Hollandview Trl. / Woodruff Crescent / Hollidge Blvd. (44.01096, -79.45395) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.0000 | Other (At-Grade) Single-Lane | 1998 | Year Completed estimated (1996-2002). | 
| Aurora,
                ON York Canada | Hollidge Blvd. / John West Way (44.01147, -79.45102) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.0000 | Other (At-Grade) Single-Lane | 1998 | Year Completed estimated (1996-2002). | 
| Aurora,
                ON York Canada | Hartwell Way / Mavrinac Blvd. (44.02043, -79.44055) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.0000 | Other (At-Grade) Single-Lane | 2009 | |
| Aurora,
                ON York Canada | Hartwell Way / Conover Ave. (44.01954, -79.44469) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.0000 | Other (At-Grade) Single-Lane | 2003 | Year Completed estimated (2002-2005). | 
| Aurora,
                ON York Canada | Mavrinac Blvd. / Spring Farm Rd. / Collingwood Ct. (44.01725, -79.43922) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0000 | Other (At-Grade) Single-Lane | 2009 | |
| Aurora,
                ON York Canada | Spring Farm Rd. / Conover Ave. (44.01623, -79.44361) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0000 | Other (At-Grade) Single-Lane | 2005 | Year Completed estimated (2002-2005). | 
| Aurora,
                ON York Canada | Mavrinac Blvd. / Borealis Ave. / Tonner Crescent (44.01396, -79.43669) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2009 | |
| Aurora,
                ON York Canada | Borealis Ave. / Conover Ave. (44.01283, -79.44224) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2004 | Year Completed estimated (2002-2005). | 
| Aurora,
                ON York Canada | River Ridge Blvd. / Mavrinac Blvd. (44.01125, -79.43539) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2009 | |
| Aurora,
                ON York Canada | River Ridge Blvd. / Conover Ave. (44.01004, -79.44110) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2004 | Year Completed estimated (2002-2005). | 
| 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). | 
| Colchester,
                England Essex United Kingdom | Greenstead Roundabout: A133 (Saint Andrews Ave.-Clingoe Hill) / A134 (Colchester Causeway) / Greenstead Rd. / Avon Way (51.88446, 0.93270) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Ring junction (3+ mini-roundabouts in ring) | Ring junction of five multilane mini-roundabouts. | |
| Marion,
                IN Grant Co. United States | W 44th St. / (unknown) (40.51701, -85.67483) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2008). | 
| Colchester,
                England Essex United Kingdom | Saint Botolphs Circus [A134 / B1025 / St Botolphs St.] (51.88611, 0.90366) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | ||
| Colchester,
                England Essex United Kingdom | A134 / Middleborough / Sheepen Rd. (51.89259, 0.89365) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Colchester,
                England Essex United Kingdom | A134 / Turner Rd. (51.90066, 0.89682) | Other Existing | Signal Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | ||
| Colchester Business Park,
                England Essex United Kingdom | Newcomen Way / The Crescent (51.92170, 0.92701) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Colchester,
                England Essex United Kingdom | A1232 (Ipswitch Rd.) / A120 Ramps (51.92176, 0.93465) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Colchester,
                England Essex United Kingdom | A1232 (Ipswich Rd.) / Highwoods Approach (51.90936, 0.92639) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Highwoods,
                England Essex United Kingdom | Highwoods Approach / Derwent Rd. / Eastwood Dr. / (parking) (51.91076, 0.92254) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Highwoods,
                England Essex United Kingdom | Highwoods Approach / Highclere Rd. / Highwoods Square (51.91169, 0.91820) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Colchester,
                England Essex United Kingdom | A133 / A1232 (51.89303, 0.91774) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Colchester,
                England Essex United Kingdom | A133 (St Andrews Ave.) / A137 (Harwich Rd.) (51.89175, 0.92193) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Colchester,
                England Essex United Kingdom | East St. / Ipswitch Rd. (51.89029, 0.91716) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Colchester,
                England Essex United Kingdom | Hythe Hill / Maudlyn Rd. (51.88438, 0.92409) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Colchester,
                England Essex United Kingdom | Maudlyn Rd. / Ventura Dr. (51.88383, 0.92419) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Colchester,
                England Essex United Kingdom | Hythe Quay / Maudlyn Rd. (51.88357, 0.92625) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Colchester,
                England Essex United Kingdom | Hythe Hill / Hythe Quay / Hythe Station Rd. (51.88427, 0.92624) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Colchester,
                England Essex United Kingdom | A134 / Haven Rd. (51.88028, 0.92680) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Colchester,
                England Essex United Kingdom | A134 / Lightship Way / Hawkins Rd. (51.88059, 0.93082) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Overland Park,
                KS Johnson Co. United States | Metcalf Ave. / W 167th St. (38.82551, -94.66777) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2019 | Year Completed estimated (2018-2020). | 
| Overland Park,
                KS Johnson Co. United States | W 159th St. / Blue Valley High School west entrance (38.84002, -94.65839) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 42.6717 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | |
| Overland Park,
                KS Johnson Co. United States | W 159th St. / Blue Valley High School east entrance (38.84003, -94.65406) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 42.6717 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | |
| Overland Park,
                KS Johnson Co. United States | W 159th St. / Mission Rd. (38.84021, -94.63052) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2017 | Right-turn-only lane on west leg. | 
| Concord,
                MO St. Louis Co. United States | Richmond Cavalry Dr. / Vicksburg Siege Ct. (38.54358, -90.35063) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2014 | |
| Maeser,
                UT Uintah Co. United States | Main St. / Aggie Blvd. (40.45562, -109.56693) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Year Completed estimated (2009-2011). | 
| Grand Junction,
                CO Mesa Co. United States | Aviators Way / Eagle Dr. (39.11972, -108.52625) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2006-2011). | 
| Grand Junction,
                CO Mesa Co. United States | Falcon Way / Sunstrand Way (39.12315, -108.53169) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2006-2011). | 
| Grand Junction,
                CO Mesa Co. United States | Park Dr. / Meander Dr. / Meander Ct. (39.09085, -108.57322) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2006-2011). | 
| North Las Vegas,
                NV Clark Co. United States | Moonlight Falls Ave. / Midnight Falls St. (36.30951, -115.19364) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2004 | Add-lane bypass lanes on all four legs. Year Completed estimated (2004-2005). | 
| Las Vegas,
                NV Clark Co. United States | Severence Ln. / N Tee Pee Ln. (36.29558, -115.30141) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2005 | Year Completed estimated (2004-2005). | 
| York,
                England York United Kingdom | Heslington Ln. / Broadway (53.94073, -1.06087) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Fulford,
                England York United Kingdom | A19 / A64 WB Ramps / St Nicholas Ave. (53.92436, -1.06609) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | ||
| Fulford,
                England York United Kingdom | A19 / A64 EB Ramps (53.92589, -1.06703) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Fulford,
                England York United Kingdom | St Nicholas Ave. / (parking) (53.92260, -1.07364) | Roundabout Existing | All-Way Yield Unknown | 2 Approaches 1 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Heslington,
                England York United Kingdom | University Rd. / Innovation Way (53.94742, -1.04748) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| York,
                England York United Kingdom | University Rd. / Wentworth Way / Siwards Way (53.94964, -1.05684) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| York,
                England York United Kingdom | Field Ln. / Kimberlow Ln. / (parking) (53.95041, -1.03121) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| York,
                England York United Kingdom | Hull Rd. / Field Ln. / Tranby Ave. (53.95346, -1.03017) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Grimston,
                England York United Kingdom | A166 / A1079 / A64 Ramps (53.95686, -1.01192) | Signalized Roundabout/Circle Existing | Signal Unknown | 5 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | ||
| York,
                England York United Kingdom | Hopgrove Roundabout [A64 / A1237] (53.99011, -1.02324) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Huntington,
                England York United Kingdom | A1237 / A1036 / Malton Rd. (53.98982, -1.02724) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Huntington,
                England York United Kingdom | Monks Cross Dr. / Monks Cross Link / (parking) (53.98897, -1.04203) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Huntington,
                England York United Kingdom | Monks Cross Dr. / (parking) (53.98898, -1.04770) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Huntington,
                England York United Kingdom | Jockey Ln. / Monks Cross Dr. / (parking) (53.98574, -1.04701) | Roundabout Existing | All-Way Yield Unknown | 6 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Huntington,
                England York United Kingdom | A1036 (Malton Rd.) / Jockey Ln. / Martello Way (53.98025, -1.04851) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Huntington,
                England York United Kingdom | New Ln. / Jockey Ln. (53.98629, -1.05904) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2+ lanes) w/ Traversable Central Island | Two lane approach on south and east legs with no deflection. | |
| Huntington,
                England York United Kingdom | Huntington Rd. / Link Rd. (53.98750, -1.06889) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| New Earswick,
                England York United Kingdom | Haxby Rd. / Hawthorn Terr. / Link Rd. (53.98690, -1.07227) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| York,
                England York United Kingdom | Huntington Rd. / Byland Ave. (53.97754, -1.07114) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| York,
                England York United Kingdom | Haxby Rd. / Haileys Terr. (53.97534, -1.07603) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| York,
                England York United Kingdom | B1363 (Wigginton Rd.) / Fountayne St. / Bridge Ln. (53.97136, -1.08208) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| York,
                England York United Kingdom | B1224 (Wetherby Rd.) / Ridgeway / Beckfield Ln. (53.95662, -1.13540) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| York,
                England York United Kingdom | Askham Ln. / Ridgeway (53.95203, -1.13558) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| York,
                England York United Kingdom | Askham Ln. / Foxwood Ln. (53.94415, -1.14085) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Askham Bryan,
                England York United Kingdom | A1237 / Askham Ln. / Askham Bryan Ln. / Moor Ln. (53.93626, -1.14454) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Askham Bryan,
                England York United Kingdom | A1237 / A64 Ramps / Askham Fields Ln. (53.92071, -1.15221) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Tadcaster,
                England North Yorkshire United Kingdom | Bramham Crossroads [A64 / A1(M) Ramps / Main St. / Paradise Way] (53.85583, -1.34646) | Roundabout Existing | All-Way Yield Unknown | 6 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Leeds,
                England Leeds United Kingdom | A64 (York Rd.) / (unknown) (53.83212, -1.44107) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Unknown | ||
| Leeds,
                England Leeds United Kingdom | Leeds Rd. / (unknown) (53.81844, -1.43011) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Henderson,
                NV Clark Co. United States | Kelso Dunes Ave. / Marks St. (36.05279, -115.03762) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2002 | Year Completed estimated (1999-2003). | 
| Henderson,
                NV Clark Co. United States | Kelso Dunes Ave. / Julia St. (36.05273, -115.04190) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2002 | Year Completed estimated (1999-2003). | 
| Henderson,
                NV Clark Co. United States | Cadence Crest Ave. / N Water St. (36.06529, -114.96793) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2014 | Painted splitter islands on west, north, and east legs. Year Completed estimated (2014-2015). | 
| Henderson,
                NV Clark Co. United States | E Serene Ave. / Goldhill Rd. (36.02050, -115.11416) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). | 
| Henderson,
                NV Clark Co. United States | E Serene Ave. / Jessup Rd. / McLeod Rd. (36.02051, -115.10967) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). | 
| Henderson,
                NV Clark Co. United States | E Serene Ave. / Manhattan Rd. (36.02055, -115.10293) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). | 
| Henderson,
                NV Clark Co. United States | S Racetrack Rd. / Newport Dr. (36.02721, -114.94982) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | Right-turn-only lanes on east and west legs. Year Completed estimated (2016-2017). | 
| Norwood,
                MA Norfolk Co. United States | Neponset St. / US 1 Ramps (42.18827, -71.18453) | Rotary Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 164.5920 | Freeway Ramps (Grade-Separated) Single-Lane | ||
| San Jose,
                CA Santa Clara Co. United States | Communications Hill Blvd. / Llano De Los Robles Ave. (37.28371, -121.84892) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2017 | North leg added 2020. | 
| Kitchener,
                ON Waterloo Canada | Max Becker Dr. / (unknown) (43.40516, -80.50125) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2002 | Year Completed estimated (2001-2005). | 
| Kitchener,
                ON Waterloo Canada | Cotton Grass St/(unknown) (43.40708, -80.50347) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2002 | Year Completed estimated (2001-2005). | 
| Ephrata,
                WA Grant Co. United States | SR 282 / Dodson Rd. / A St. SE (47.30659, -119.55504) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2019 | Lane line extensions over exits. http://www.ifiberone.com/columbia_basin/ephrata-roundabout-drastically-reduces-collisions-17-months-after-its-completion/article_e3201c6e-0818-11eb-9a93-572d8357bf49.html | 
| Bend,
                OR Deschutes Co. United States | Butler Market Rd. / Eagle Rd. / Cole Rd. (44.08747, -121.25365) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | Opened October 7, 2020. | 
| Champlain,
                NY Clinton Co. United States | US 11 / I-87 SB Ramps (44.98090, -73.45826) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2015 | Year Completed estimated (2014-2016). | 
| Champlain,
                NY Clinton Co. United States | US 11 / I-87 NB Ramps (44.98090, -73.45634) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2015 | Year Completed estimated (2014-2016). | 
| Arenzano,
                Liguria Genoa Italy | Via di Francia / Via Don Minzoni (44.40047, 8.68009) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Genoa,
                Liguria Genoa Italy | Via degli Stivatori / Via dei Rallisti (44.42614, 8.76779) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| Genoa,
                Liguria Genoa Italy | Via Borzoli / (unknown) (44.43204, 8.86229) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane |