Roundabouts Database

29616 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Athens, OH
Athens Co.
United States 		Richland Ave. / SR 682 (S Plains Rd.)
(39.31917, -82.10550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.8826 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Hilliard, OH
Franklin Co.
United States 		Wilcox Rd. / Riggins Rd.
(40.06279, -83.14831) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 2x1 roundabout. ICD = 160 ft in one-lane section, 180 feet in two-lane section.
Hilliard, OH
Franklin Co.
United States 		Audubon Ave. / Marshview Dr. / Blue Heron Dr.
(40.02011, -83.19260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2015
Hilliard, OH
Franklin Co.
United States 		Audubon Ave. / Woodland Dr.
(40.02355, -83.19657) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2016
Liberty Twp, OH
Butler Co.
United States 		Princeton Rd. / Yankee Rd.
(39.39133, -84.38398) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.9975 		Other (At-Grade)
Single-Lane 		2017 Opened in August 2017. ICD estimated from Google Maps linework.
Toledo, OH
Lucas Co.
United States 		King Rd. / Dorr St.
(41.65384, -83.72302) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.4796 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Toledo, OH
Lucas Co.
United States 		Dorr St. / Centennial Rd.
(41.65366, -83.74249) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.5111 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Monclova, OH
Lucas Co.
United States 		US 20A (Maumee Western Rd.) / Eber Rd.
(41.57469, -83.78644) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.7387 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Holland, OH
Lucas Co.
United States 		S McCord Rd. / Hall St. / N Mall Dr.
(41.61732, -83.70336) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
49.1082 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Toledo, OH
Lucas Co.
United States 		Jeep Pkwy. / Willys Pkwy.
(41.68202, -83.56738) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.6792 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Urbana, OH
Champaign Co.
United States 		US 36 / US 68 / SR 29 / SR 54 / SR 55 (Main St. / Miami St. / Scioto St.)
(40.10807, -83.75250) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
33.5277 		Other (At-Grade)
Single-Lane 		2009 Original traffic circle was initially converted to roundabout in 2009 using signing/striping only, including striped splitter islands. In 2019, the conversion was completed, including concrete splitter islands, concrete truck apron, concrete pedestrian refuge islands, and RRFBs (rectangular rapid flashing beacons) at the crosswalks. 21442
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.
New Carlisle, OH
Clark Co.
United States 		OH 41 (Troy Rd.) / OH 235 (N Dayton Lakeview Rd.)
(39.99498, -84.00077) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.3440 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Twinsburg, OH
Summit Co.
United States 		Glenwood Dr. / Darrow Rd. (OH Hwy 91)
(41.34087, -81.43990) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
36.7644 		Other (At-Grade)
Single-Lane 		2016 Right-turn-only lanes on north and south legs. ICD estimated from Google Maps linework.
Toledo, OH
Lucas Co.
United States 		Cherry St. / Manhattan Blvd. / Collingwood Blvd.
(41.68485, -83.55559) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.3810 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Toledo, OH
Lucas Co.
United States 		N Detroit Ave. / Berdan Ave. / Collingwood Blvd.
(41.68597, -83.55630) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.9478 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Sylvania Township, OH
Lucas Co.
United States 		W Sylvania Ave. / Mitchaw Rd.
(41.68780, -83.76150) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.6760 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Sylvania Township, OH
Lucas Co.
United States 		Sylvania Ave. / Centennial Rd.
(41.68821, -83.74265) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.4055 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Sylvania Township, OH
Lucas Co.
United States 		Sylvania-Metamora Rd. / Mitchaw Rd.
(41.71631, -83.76299) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7922 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Sylvania Township, OH
Lucas Co.
United States 		Brint Rd. / N King Rd.
(41.70285, -83.72376) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5594 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Whitehouse, OH
Lucas Co.
United States 		Waterville Swanton Rd (SR 64) / Finzel Rd
(41.51616, -83.78193) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.3481 		Other (At-Grade)
Single-Lane 		2015 Replaced two offset-T intersections. ICD estimated from Google Maps linework.
Waterville, OH
Lucas Co.
United States 		Dutch Rd. / Waterville-Monclova Rd. N
(41.52200, -83.73283) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2388 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Waterville, OH
Lucas Co.
United States 		Dutch Rd. / Waterville Monclova Rd. S
(41.52198, -83.73779) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.6620 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Monclova, OH
Lucas Co.
United States 		Watercille-Monclova Rd. / Stitt Rd.
(41.53679, -83.73300) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.0777 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Cincinnati, OH
Hamilton Co.
United States 		Roebling Way / Theodore M Berry Way / Walnut St.
(39.09641, -84.51076) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
16.6842 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Cleveland, OH
Cuyahoga Co.
United States 		Chagrin Blvd. / Pinetree Rd. / Lander Rd.
(41.46235, -81.46332) 		Other
Existing 		Other
None 		5 Approaches
3 Driveways
92.1870 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		Kyles Station Rd. / Cincinnati Dayton Rd.
(39.41390, -84.36743) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.5994 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Springboro, OH
Warren Co.
United States 		Settlers Walk Blvd. / Remick Blvd. / Stolle Dr.
(39.57782, -84.21781) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
64.4378 		Other (At-Grade)
Single-Lane 		1998 ICD estimated from Google Maps linework.
Miamisburg, OH
Montgomery Co.
United States 		Austin W Blvd. / Automation Way
(39.59850, -84.24378) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
44.1728 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Kettering, OH
Montgomery Co.
United States 		Forrer Blvd. / Madison St.
(39.71565, -84.14854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.4476 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1996 ICD estimated from Google Maps linework.
Huber Heights, OH
Miami Co.
United States 		Carriage Trails Pkwy. / Senna St.
(39.89143, -84.12441) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
47.6508 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2004). Side street did not open to traffic until 2009. ICD estimated from Google Maps linework.
Tipp City, OH
Miami Co.
United States 		Carriage Trails Pkwy. / Lakeside St.
(39.89100, -84.11903) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.3166 		Other (At-Grade)
Single-Lane 		2005 Side street did not open to traffic until 2013. Has pedestrian underpass. ICD estimated from Google Maps linework.
Huber Heights, OH
Miami Co.
United States 		Carriage Trails Pkwy. / Forestedge St.
(39.89052, -84.11278) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.7351 		Other (At-Grade)
Single-Lane 		2005 Side street did not open to traffic until 2005. ICD estimated from Google Maps linework.
Huber Heights, OH
Miami Co.
United States 		Carriage Trails Pkwy
(39.88634, -84.10037) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
47.6544 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
West Chester Township, OH
Butler Co.
United States 		Centre Pointe Dr. / West Chester Township Centre Dr.
(39.32694, -84.43063) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.8784 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
West Chester Township, OH
Butler Co.
United States 		Lakota Dr. W / Eagle Ridge Dr. / Eagle Ridge Ct.
(39.33111, -84.42783) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.5619 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
West Chester Township, OH
Butler Co.
United States 		Hutzelman Way / Plum Tree Dr.
(39.35732, -84.46578) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3977 		Other (At-Grade)
Single-Lane 		2002 Painted splitter islands. ICD estimated from Google Maps linework.
West Chester Township, OH
Butler Co.
United States 		Dudley Dr. / University Dr.
(39.35646, -84.36877) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4746 		Other (At-Grade)
Single-Lane 		2005 Painted splitter island on northwest leg. ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		Kyles Station Rd. / Yankee Rd.
(39.41489, -84.38421) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.5988 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		Millikin Rd. / Maud Hughes Rd.
(39.40153, -84.40943) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6837 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		Kyles Station Rd. / Lesourdsville West Chester Rd.
(39.41743, -84.43708) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.5974 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		Aspenwood Dr. / Aspen Trail Blvd.
(39.42119, -84.44619) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.7559 		Other (At-Grade)
Single-Lane 		2003 No splitter islands. ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		Hughes Woods Ln. / Hughes Ridge Ln.
(39.39099, -84.40464) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.3818 		Other (At-Grade)
Single-Lane 		1998 No splitter islands. ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		The Trails Blvd. / Kensington Trl. / Windsor Trl. / Cambridge Trl.
(39.39451, -84.34693) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
50.7634 		Other (At-Grade)
Single-Lane 		2002 Stop control; no splitter islands. ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States 		Berkshire Pl. / Amberly Ct. / Wiltshire Ct.
(39.39282, -84.34687) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
27.6898 		Other (At-Grade)
Single-Lane 		2002 Stop control and no splitter islands. ICD estimated from Google Maps linework.
St. Clair Township, OH
Butler Co.
United States 		Hamilton Trenton Rd. / Riverside Dr. / Busenbark Rd. / (parking lot)
(39.46565, -84.48671) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.7252 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
St. Clair Township, OH
Butler Co.
United States 		Jacksonburg Rd. / Morganthaler Rd.
(39.46012, -84.52261) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0399 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
St. Clair Township, OH
Butler Co.
United States 		Eaton Rd. / Beissinger Rd.
(39.44294, -84.58301) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6602 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Ross Township, OH
Butler Co.
United States 		SR 748 (Millville Shandon Rd.) / Layhigh Rd.
(39.36255, -84.69648) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.4761 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Mason, OH
Warren Co.
United States 		Mason Montgomery Rd. / Bethany Rd.
(39.37924, -84.30723) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.8513 		Other (At-Grade)
Single-Lane 		2015 Right turn lanes on all approaches, expandable to 2 lanes. ICD estimated from Google Maps linework.
Perrysburg, OH
Wood Co.
United States 		SR 199 (McCutchenville Pike) / Roachton Rd.
(41.52196, -83.60449) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.0852 		Other (At-Grade)
Single-Lane 		2016 WOO-199-27.97 PID 96355 E131324 ICD estimated from Google Maps linework.
Deerfield Township, OH
Warren Co.
United States 		Fields Ertel Rd. / N Lebanon Rd. / Columbia Rd.
(39.28999, -84.28242) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6549 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Mason, OH
Warren Co.
United States 		Socialville-Foster Rd. / Innovation Way
(39.32155, -84.29039) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.3489 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Middletown, OH
Warren Co.
United States 		Union Rd. / Greentree Rd.
(39.46532, -84.31978) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.8813 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Mansfield, OH
Richland Co.
United States 		Middle Bellville Rd. / Straub Rd.
(40.71063, -82.53678) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.3074 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
New Albany, OH
Franklin Co.
United States 		Hamilton Rd. / (unknown 2)
(40.07531, -82.85598) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.9532 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Steubenville, OH
Jefferson Co.
United States 		Lovers Ln. / Fort Steuben Dr.
(40.36706, -80.67710) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
26.3892 		Other (At-Grade)
Single-Lane 		2017 First roundabout in Eastern Ohio and ODOT District 11. ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Harriot Dr. / Concord Rd.
(40.16689, -83.15468) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
44.7208 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Lewis Center Rd. / Bale Kenyon Rd.
(40.18296, -82.96386) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
46.5351 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
North Avondale, OH
Hamilton Co.
United States 		Dana Ave. / Clinton Springs Ave.
(39.15192, -84.48330) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
25.9328 		Other (At-Grade)
Single-Lane 		2015 This roundabout is mentioned in this local newspaper article (https://www.cincinnati.com/story/news/politics/2017/09/12/northside-you-ready-roundabout/646761001/) ICD estimated from Google Maps linework.
Concord, OH
Lake Co.
United States 		Auburn Rd. / Capital Pkwy.
(41.65787, -81.24412) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2017 East leg added with roundabout construction. Year Completed estimated (2016-2017).
Painesville, OH
Lake Co.
United States 		Shamrock Blvd. / Brookstone Blvd.
(41.71671, -81.28181) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2014-2015).
Lockbourne, OH
Franklin Co.
United States 		Lockbourne Rd. / London-Groveport Rd. (SR 317)
(39.83112, -82.97260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022
Grove City, OH
Franklin Co.
United States 		Borror Rd. / Buckeye Pkwy.
(39.84336, -83.05249) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2020 Right-turn-only lane on north leg.
Dublin, OH
Franklin Co.
United States 		Shier Rings Rd. / (parking) / (parking)
(40.09514, -83.16281) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.3880 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022
Dublin, OH
Franklin Co.
United States 		Eiterman Rd. / University Blvd.
(40.09902, -83.17462) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2022 https://dublinohiousa.gov/construction-updates/university-boulevard-phase-2-construction/
Dublin, OH
Franklin Co.
United States 		Shier Rings Rd. / University Blvd.
(40.09553, -83.16594) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://dublinohiousa.gov/construction-updates/university-boulevard-phase-2-construction/
Dublin, OH
Franklin Co.
United States 		University Blvd. / (unknown)
(40.09681, -83.16949) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 University Blvd was re-aligned to this location. https://dublinohiousa.gov/construction-updates/university-boulevard-phase-2-construction/
Dublin, OH
Franklin Co.
United States 		Wyandotte Woods Blvd. / Kelly Dr.
(40.12655, -83.09648) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014).
Lima, OH
Allen Co.
United States 		SR 309 / S Thayer Rd.
(40.73112, -84.01320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2022 https://www.hometownstations.com/news/saving-lives-is-the-goal-of-allen-countys-two-new-roundabouts-on-state-route-309/article_f37f2a24-1d8c-11ed-abd6-fbf254cf9124.html
Harrod, OH
Allen Co.
United States 		SR 309 / S Napoleon Rd.
(40.73202, -83.93435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 https://www.hometownstations.com/news/saving-lives-is-the-goal-of-allen-countys-two-new-roundabouts-on-state-route-309/article_f37f2a24-1d8c-11ed-abd6-fbf254cf9124.html
Green, OH
Summit Co.
United States 		Arlington Rd. / Greensburg Rd.
(40.94937, -81.49420) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2022 Yield-controlled right-turn bypass lane on north leg. https://www.youtube.com/watch?v=n5GeAwyMV7k
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
Athens, OH
Athens Co.
United States 		E Stimson Ave. / US 33 Ramps / US 50 Ramps
(39.32934, -82.08530) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 The roundabout collects and distributes traffic from multiple ramps in the US 33/US 50/Stimson Avenue interchange. https://www.transportation.ohio.gov/projects/projects/106553
Hanover Township, OH
Butler Co.
United States 		Stahlheber Rd. / Morman Rd.
(39.42038, -84.64629) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2023
West Chester Township, OH
Butler Co.
United States 		Tylersville Rd. / Beckett Rd. / (parking)
(39.36211, -84.45517) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
1 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2023 This is the 40th roundabout in Butler County. The Butler County Engineer's Office has planned, designed, reviewed, or constructed 37 out of the 40.
Liberty Township, OH
Butler Co.
United States 		SR 129 / Cox Rd. / Veterans Blvd.
(39.37289, -84.36015) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
62.4840 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2022 New roundabout partially opened in November 2022. Full operation is scheduled in mid-December 2022. SR 129 highway was extended to Cox Road (local road) and new alignment (Veterans Blvd) was constructed to help alleviate traffic congestion and safety issues involving Liberty Way interchange with I-75.
Liberty Township, OH
Butler Co.
United States 		Veterans Blvd. / Bell Blvd.
(39.37220, -84.35684) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
54.8637 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 New road, Veterans Blvd, constructed for new development.
Liberty Township, OH
Butler Co.
United States 		Veterans Blvd. / Reagan Way
(39.37030, -84.35617) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
54.8637 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 New roundabout on new alignment, Veterans Blvd, constructed for new commercial development (Costco).
Wadsworth, OH
Medina Co.
United States 		SR 57 / Seville Rd.
(41.01026, -81.75347) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.transportation.ohio.gov/about-us/news/district-3/10-26-22-roundabout-is-open-at-state-route-57-and-seville-road-in-wadsworth
Newark, OH
Licking Co.
United States 		W Main St. / N 4th St. / S 4th St.
(40.05725, -82.40430) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://news.yahoo.com/stories-2022-ohio-13-reopens-101620225.html
Newark, OH
Licking Co.
United States 		Church St. / N 4th St.
(40.05860, -82.40500) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2022 https://news.yahoo.com/stories-2022-ohio-13-reopens-101620225.html
Blue Ash, OH
Hamilton Co.
United States 		Hunt Rd. / Plainfield Rd.
(39.22691, -84.39426) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
53.0352 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.wcpo.com/news/local-news/hamilton-county/blue-ash/blue-ash-police-new-roundabout-while-confusing-some-is-reducing-crashes
Bowling Green, OH
Wood Co.
United States 		Napoleon Rd. / Campbell Hill Rd.
(41.36356, -83.62468) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://bgindependentmedia.org/new-roundabout-in-bg-to-reduce-crashes-at-campbell-hill-and-napoleon-roads/
Richfield Township, OH
Lucas Co.
United States 		Brint Rd. / Kilburn Rd.
(41.70182, -83.78616) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.13abc.com/2022/08/06/lucas-county-engineers-office-installs-two-new-roundabouts/
Cleves, OH
Hamilton Co.
United States 		Cooper Ave. / (high school parking)
(39.16904, -84.75329) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2016 Painted splitter island on south leg.
(unincorporated), OH
Delaware Co.
United States 		Eagles Landing Dr. / Liberty Grand Blvd.
(40.20685, -83.10250) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2021).
Delaware, OH
Delaware Co.
United States 		SR 521 / Byxbe Pkwy.
(40.30186, -83.02598) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 https://engineer.co.delaware.oh.us/image_slider/byxbe-campus-project-2022/
New Riegel, OH
Seneca Co.
United States 		US 224 / SR 587
(41.08946, -83.35246) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 First roundabout in Seneca County, Ohio.
Danbury, OH
Ottawa Co.
United States 		SR 163 (E Harbor Rd.) / North Shore Blvd. / Englebeck Rd.
(41.53002, -82.78135) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.wtol.com/article/news/local/state-route-163-roundabout-opens-in-ottawa-county-ohio/512-1553d9cb-4546-4b96-a6f3-7de074604c05
Plain Townsihp, OH
Franklin Co.
United States 		Morse Rd. / Babbitt Rd.
(40.05147, -82.77721) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.dispatch.com/story/news/local/communities/new-albany/2021/09/29/plain-township-epicenter-of-roundabouts-poised-to-get-one-more-at-morse-and-babbitt-roads-new-albany/5921892001/
Berlin Township, OH
Delaware Co.
United States 		Berlin Station Rd. / Piatt Rd.
(40.25565, -83.00237) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2022 Peanut shaped. High school in southwest quadrant. https://engineer.co.delaware.oh.us/2022/06/30/berlin-station-road-and-piatt-road-intersection-will-be-closed-7-5-thru-8-26-for-roundabout-construction/
Delaware, OH
Delaware Co.
United States 		Braumiller Rd. / (unknown)
(40.25716, -83.05483) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2021
Delaware, OH
Delaware Co.
United States 		Hawthorn Blvd. / Stratford Dr.
(40.26344, -83.06658) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2018
Marysville, OH
Union Co.
United States 		Mill Rd. / Northwoods Dr.
(40.25737, -83.37641) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021
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
Springfield Township, OH
Lucas Co.
United States 		Angola Rd. / King Rd.
(41.62495, -83.72279) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.13abc.com/2022/08/23/roundabout-construction-angola-king-begins-august-29/
Greenville, OH
Darke Co.
United States 		US 36 / SR 121
(40.05553, -84.65353) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022
De Graff, OH
Logan Co.
United States 		SR 47 / SR 235
(40.35117, -83.90907) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2022
Orange Township, OH
Delaware Co.
United States 		E Powell Rd. / Lyra Dr. / Mesloh Dr.
(40.15631, -82.97132) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.delgazette.com/news/98988/roundabout-completed-in-orange