| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Ruffs Dale,
                PA Westmoreland Co. United States | Waltz Mill Rd. / SR 3014 (Hunker Rd.) / Waltz Mill Flats Rd. (40.21406, -79.66566) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2021 | Merging right-turn bypass lane on east leg. Year Completed estimated (2020-2021). | 
| Harmony,
                PA Butler Co. United States | Little Creek Rd. / Mercer Rd. (40.81106, -80.12356) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2023 | Year Completed estimated (2022-2023). | 
| Freedom,
                PA Beaver Co. United States | SR 989 (Dunlap Hill Rd.) / Freedom Crider Rd. (40.67684, -80.19046) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2022 | Year Completed estimated (2022-2023). | 
| Pittsburgh,
                PA Allegheny Co. United States | Crawford Rd. / Buckingham Dr. / Cobblestone Dr. (40.53998, -80.08945) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2008-2010). | 
| Harrisburg,
                PA Dauphin Co. United States | Derry St. / Mulberry St. (40.26312, -76.86948) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | https://theburgnews.com/news/project-to-make-harrisburgs-mulder-square-safer-greener-nears-completion | 
| Pittsburgh,
                PA Allegheny Co. United States | Coral St. / Stratford Ave. (40.46221, -79.93260) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 | 
| Pittsburgh,
                PA Allegheny Co. United States | Coral St. / S Fairmount St. (40.46240, -79.93351) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 | 
| Pittsburgh,
                PA Allegheny Co. United States | Coral St. / Roup Ave. (40.46268, -79.93471) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 | 
| Pittsburgh,
                PA Allegheny Co. United States | Coral St. / S Atlantic Ave. (40.46369, -79.93873) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 | 
| Pittsburgh,
                PA Allegheny Co. United States | Coral St. / S Pacific Ave. (40.46396, -79.94014) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 | 
| Upper St Clair,
                PA Allegheny Co. United States | McLaughlin Run Rd. / McMillan Rd. / Lesnett Rd. (40.34497, -80.08221) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.wtae.com/article/upper-st-clair-mclaughlin-run-road-roundabout/40981732# | 
| Summit Township,
                PA Erie Co. United States | Oliver Rd. / Hamot Rd. / Flower Rd. (42.02926, -80.09261) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Combined two intersections, a 4-way and a 3-way, both with one/two-way stops. https://www.goerie.com/story/news/local/2022/09/02/summit-township-five-points-roundabout-detours-traffic-transportation-penndot-construction-roads/65466614007/ | 
| Girard,
                PA Erie Co. United States | SR 18 (Meadville Rd.) / I-90 WB Ramps (41.96319, -80.34086) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | Raindrop shaped. https://www.goerie.com/story/news/local/2022/07/15/bridge-and-roundabouts-open-i-90-route-18-girard-platea-interchange-erie-county-pa/65373375007/ | 
| Girard,
                PA Erie Co. United States | SR 18 (Meadville Rd.) / I-90 EB Ramps (41.96210, -80.34068) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | Raindrop shaped. https://www.goerie.com/story/news/local/2022/07/15/bridge-and-roundabouts-open-i-90-route-18-girard-platea-interchange-erie-county-pa/65373375007/ | 
| Brighton Heights,
                PA Allegheny Co. United States | Harvard Circle (40.48492, -80.03139) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Beaver Falls,
                PA Beaver Co. United States | College Ave. / 31st St. / Moss Alley (40.77170, -80.32230) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Unknown | Parking along circulatory roadway. | |
| Carlisle,
                PA Cumberland Co. United States | N College St. / B St. (40.20962, -77.19535) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.youtube.com/watch?v=KwvSjWacVwI | 
| Cranberry Township,
                PA Butler Co. United States | Ogleview Rd. / Unionville Rd. (40.70380, -80.10785) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2020 | |
| Cranberry Township,
                PA Butler Co. United States | MSA Dr. / I-79 NB Off-Ramp (40.68440, -80.09193) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1480 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | |
| Easton,
                PA Northampton Co. United States | Centre Square:  Northampton St. / N 3rd St. / S 3rd St. (40.69124, -75.20914) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island; parking along circulatory roadway. Converted to single-lane 2020-2022. Due to the park in the center that was required to be maintained, the signal control remains with pedestrians into the center. The signal control is now R-Y-G with a dedicated pedestrian phase instead of flashing yellow and flashing red with a pedestrian phase. There is still parking in the intersection area. https://www.wfmz.com/news/area/lehighvalley/a-look-at-eastons-centre-square-past-present-and-future/article_6bf44964-9104-11ec-89c1-a761ab933e39.html. https://scenicwilddelawareriver.com/entries/eastons-historic-centre-square-easton-pa/0e5928f5-9188-417c-b7b0-b3e745e16c80. https://www.easton-pa.com/welcome-easton-pa/news/easton-ring-road-and-centre-square-presentation-june-23-2021 | |
| Lower Makefield,
                PA Bucks Co. United States | Edgewood Rd. / Schuyler Dr. (40.22540, -74.85005) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.8600 | Other (At-Grade) Single-Lane | 2021 | Year Completed estimated (2020-2021). | 
| Lower Makefield,
                PA Bucks Co. United States | Edgewood Rd. / Mill Rd. (40.22461, -74.84436) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.8600 | Other (At-Grade) Single-Lane | 2021 | |
| Cranberry Township,
                PA Butler Co. United States | Ehrman Rd. / Legend Creek Dr. (40.73862, -80.10153) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2022 | Roundabout added with construction of leg to north. Gated community on south leg. Year Completed estimated (2021-2022). | 
| Doylestown Township,
                PA Bucks Co. United States | New Britain Rd. / S Easton Rd. (southbound) (40.29104, -75.12883) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2024 | |
| Doylestown Township,
                PA Bucks Co. United States | New Britain Rd. / S Easton Rd. (northbonud) (40.29072, -75.12772) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | |
| East Rockhill Township,
                PA Bucks Co. United States | W Park Ave. / Three Mile Run Rd. (40.38177, -75.31170) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://www.eastrockhilltownship.org/resources/news-announcements/article/?id=8002 | 
| Brodheadsville,
                PA Monroe Co. United States | US 209 / Pleasant Valley Ln. (40.92167, -75.40245) | 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 | RRFB on all legs. | 
| Brodheadsville,
                PA Monroe Co. United States | US 209 / SR 115 / Rodenbach Ln. (40.92314, -75.39917) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2024 | |
| Derry Township,
                PA Dauphin County United States | Bachmanville Rd. / Homestead Rd. (40.26233, -76.63657) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2024 | |
| East Hempfield Township,
                PA Lancaster County United States | Nissley Rd. / Pennscott Dr. / Bloomfield Way (40.08451, -76.39751) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2015 | Year Completed estimated (2015-2016). https://lancasteronline.com/news/local/where-are-there-roundabouts-in-lancaster-county/article_f894d096-e616-11e9-9a69-8b2c73dade42.html | 
| Lancaster,
                PA Lancaster County United States | N Plum St. / (unknown) (40.05538, -76.30274) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2010-2011). | 
| Philadelphia,
                PA Philadelphia Co. United States | S 20th St. / Penrose Ave. / Packer Ave. / W Moyamensing Ave. (39.91297, -75.18205) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 47.2440 | Other (At-Grade) Single-Lane | 2025 | Features separated bicycle lanes. | 
| Middletown Township,
                PA Bucks Co. United States | Langhorne-Yardley Rd. / Bridgetown Pike (40.19483, -74.90581) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2025 | https://www.facebook.com/100064303254838/photos/1227933432693420/ | 
| Hampton,
                PA Adams Co. United States | Carlisle Pike (SR 94) / SR 394 / Stoney Point Rd. (39.92941, -77.05803) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://www.ydr.com/story/news/2020/07/16/traffic-alert-12-road-projects-to-know-about-in-south-central-pennsylvania-penndot-roundabout/5359493002/ | 
| Shermans Dale,
                PA Perry Co. United States | SR 34-SR 850 (Spring Rd.) / SR 34 (Spring Rd.) / SR 850 (Valley Rd.) / Pisgah State Rd. (40.31955, -77.16513) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2021 | |
| Lebanon,
                PA Lebanon Co. United States | SR 241 (Colebrook Rd.) / Rocherty Rd. (40.30208, -76.44978) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://lebtown.com/2021/10/11/3-4-million-roundabout-project-to-open-this-week-on-colebrook-road/ | 
| Lititz,
                PA Lancaster Co. United States | W 6th St. / Woodcrest Ave. (40.14491, -76.31435) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | |
| Yeadon,
                PA Delaware Co. United States | Longacre Blvd. / Cypress St. (39.93662, -75.24942) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. Cypress St. is one-way northbound. | |
| Philadelphia,
                PA Philadelphia Co. United States | Frankford Ave. / Trenton Ave. / York St. (39.98139, -75.12761) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://philadelphia.cbslocal.com/video/6047706-frankford-trenton-york-roundabout-opens/ | 
| Mars,
                PA Butler Co. United States | Village Green Blvd. / W Village Green Blvd. / E Village Green Blvd. (40.69019, -80.04157) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands; pedestrian access to central island. | |
| Mars,
                PA Butler Co. United States | Adams Pointe Blvd. / (parking) (40.68602, -80.03800) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands; pedestrian access to central island. | |
| Geistown,
                PA Cambria Co. United States | Belmont St. / Scalp Ave. / Bedford St. (40.29428, -78.87183) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.fox8tv.com/newspost/geistown-roundabout/ | 
| Blandon,
                PA Berks Co. United States | US 222 (Allentown Pike) / Schaeffer Rd. (40.45584, -75.88412) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2021 | https://berksweekly.com/traffic-transit/video-new-roundabout-opens-on-route-222-in-maidencreek-township/ | 
| Canonsburg,
                PA Washington Co. United States | Overview Dr. / Coldstream Dr. (40.29442, -80.18630) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Linglestown,
                PA Dauphin Co. United States | Aynlee Way / Willage Way (40.32784, -76.72308) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Parking along circulatory roadway. | |
| Harrisburg,
                PA Dauphin Co. United States | Country View Dr. (40.35270, -76.74997) | Other Existing | Unknown Unknown | 2 Approaches 6 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Lower Paxton,
                PA Dauphin Co. United States | Royal Terrace Dr. / View Crest Dr. / Rock Ridge Ave. (40.35463, -76.75035) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on northwest, northeast, or southeast legs. | |
| Linglestown,
                PA Dauphin Co. United States | Buckley Dr. / Bradford Blvd. (40.32760, -76.75391) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Harrisburg,
                PA Dauphin Co. United States | Baumgardner Dr. / Hanoverdale Dr. / Brynfield Way / Quiggly Cir. (40.32675, -76.71677) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| South Park Township,
                PA Allegheny Co. United States | Corrigan Dr. / E Park Dr. (40.31949, -80.00836) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Lower Allen,
                PA Cumberland Co. United States | Tisbury Circle (40.22128, -76.87520) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Washington,
                PA Washington Co. United States | Landings Dr. / Helen Dr. (40.20240, -80.20615) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2014 | Painted splitter islands. Painted out outside portion of circulatory roadway. Year Completed estimated (2014-2015). | 
| Port Matilda,
                PA Centre Co. United States | Grays Woods Blvd. / Hunter Wood Way / Brackenbourne Dr. (40.80208, -77.95969) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2002 | Year Completed estimated (1994-2005). | 
| Pittsburgh,
                PA Allegheny Co. United States | Devonwood Dr. / Blairmont Dr. (40.33979, -80.06741) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Mars,
                PA Butler Co. United States | Adams Pointe Blvd. / Pointe View Dr. (40.68247, -80.04060) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Parking along circulatory roadway. | |
| Franklin Park,
                PA Allegheny Co. United States | Rutgers Ln. / Providence Ct. (40.60649, -80.10223) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Latrobe,
                PA Westmoreland Co. United States | Whitney Ct. (40.26595, -79.40789) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Avondale,
                PA Chester Co. United States | Brittany Circle (39.80609, -75.74373) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| West Grove,
                PA Chester Co. United States | Gouge Blvd. / Grace Ln. / Nelson Blvd. (39.80524, -75.83327) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Lincoln University,
                PA Chester Co. United States | Independence Circle (39.76004, -75.84772) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Bryn Mawr,
                PA Delaware Co. United States | Foxfields Rd. / Valley Glen Dr. (40.00300, -75.34284) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Kennett Square,
                PA Chester Co. United States | Victoria Gardens Dr. / Rose Tree Ln. / Arbor Ln. (39.85731, -75.68897) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands on two legs. | |
| Leechburg,
                PA Westmoreland Co. United States | Moreland Drive Circle (40.60290, -79.61220) | Other Existing | Unknown Unknown | 3 Approaches 4 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Pittsburgh,
                PA Allegheny Co. United States | Parkview Blvd. / Shelburne Ln. / Biltmore Ln. (40.41694, -79.92038) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2012-2014). | 
| Coraopolis,
                PA Allegheny Co. United States | (parking) (40.46293, -80.17648) | Other Unknown | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Coraopolis,
                PA Allegheny Co. United States | GSK Dr. / (parking) (40.45956, -80.17559) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Coraopolis,
                PA Allegheny Co. United States | GSK Dr. / (parking) (40.46049, -80.17626) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Grove City,
                PA Mercer Co. United States | Hillcrest Cir. / Slate St. (41.16693, -80.08439) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Kennett Square,
                PA Chester Co. United States | Newlin Green Circle (39.90274, -75.71369) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Schwenksville,
                PA Montgomery Co. United States | Greenshire Blvd. / Chatham Ln. (40.22962, -75.47896) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Downingtown,
                PA Chester Co. United States | Applecross Blvd. / Prizer Ct. / Hallman Ct. (40.03610, -75.78262) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Downingtown,
                PA Chester Co. United States | Applecross Blvd. / Bolero Dr. (40.03412, -75.77800) | Other Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Mechanicsburg,
                PA Cumberland Co. United States | Orchard Blvd. / Lake Dr. (40.18776, -76.96866) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mechanicsburg,
                PA Cumberland Co. United States | Lake Dr. / Harvest Dr. (40.18397, -76.96982) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mechanicsburg,
                PA Cumberland Co. United States | Orchard Blvd. / Mcintosh Dr. (40.18977, -76.96065) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mechanicsburg,
                PA Cumberland Co. United States | Haralson Dr. / Norland St. (40.19355, -76.95545) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mechanicsburg,
                PA Cumberland Co. United States | Haralson Dr. / Stellar Dr. (40.19368, -76.95742) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Canonsburg,
                PA Washington Co. United States | Enclave Dr. / Azalea Ct. / Lily Ln. (40.27313, -80.15481) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Malvern,
                PA Chester Co. United States | S Atwater Dr. / Quarry Point Rd. (40.06699, -75.52985) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on side street. | |
| Downingtown,
                PA Chester Co. United States | Downing Forge Way / Milltown Trl. (40.01658, -75.71562) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Newtown Square,
                PA Delaware Co. United States | Saint Albans Circle (39.98798, -75.39888) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Painted splitter islands and exterior edge. | |
| Broomall,
                PA Delaware Co. United States | S New Ardmore Ave. / Cambridge Rd. (39.97803, -75.34826) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Winchester Park,
                PA Philadelphia Co. United States | Holme Circle (40.05650, -75.02866) | Signalized Roundabout/Circle Existing | Signal Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | Hamburger shaped. | |
| Northampton,
                PA Northampton Co. United States | Rush Ct. / Witherspoon Ct. / Harrison Ct. / Clymer Ct. (40.68558, -75.46454) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Palmer Heights,
                PA Northampton Co. United States | Central Dr. / Carousel Ln. (40.70457, -75.26044) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Palmer Heights,
                PA Northampton Co. United States | Central Dr. / Saddle Ln. (40.70262, -75.26022) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Blue Bell,
                PA Montgomery Co. United States | Anvil Ln. (40.16062, -75.28413) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Blue Bell,
                PA Montgomery Co. United States | Arbor Way / Jolly Rd. / (parking) (40.14222, -75.28498) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2014 | Year Completed estimated (2011-2016). | 
| Rittenhouse,
                PA Philadelphia Co. United States | Logan Square (39.95817, -75.17063) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | Pedestrian access to central island. | |
| Brewerytown,
                PA Philadelphia Co. United States | Waterworks Dr. (39.96762, -75.18357) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Pittsburgh,
                PA Allegheny Co. United States | Allenberry Cir. / Allenberry Cir. (40.35407, -80.03867) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Greensburg,
                PA Westmoreland Co. United States | Ridgeway St. / Morrison Ave. (40.29972, -79.53295) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Pittsburgh,
                PA Allegheny Co. United States | Queensberry Cir. / Woodridge Cir. / Allenberry Cir. / Thornberry Cir. (40.35372, -80.04030) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Harrisburg,
                PA Dauphin Co. United States | N 7th St. / Reily St. (40.27393, -76.88481) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2022 | |
| East Parkside,
                PA Philadelphia Co. United States | Avenue of the Republic Ave. / States Dr. (39.98236, -75.21966) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Reading,
                PA Berks Co. United States | Deerfield Dr. / Ravine Dr. / Chaser Ct. (40.30062, -75.93044) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Clay,
                PA Lancaster Co. United States | Home Towne Blvd. / Liberty St. (40.20702, -76.20520) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| Mountville,
                PA Lancaster Co. United States | Landing Cir. / Timber Dr. (40.03179, -76.41892) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Blandon,
                PA Berks Co. United States | US 222 (Allentown Pike) / Tamarack Blvd. / Genesis Dr. (40.45234, -75.89067) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2022 | Year Completed estimated (2020-2022). | 
| Farrell,
                PA Mercer Co. United States | Park Ave. / Shenango Blvd. (41.21390, -80.48867) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. |