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PittsburghPRT

PRT 21 bus

Coraopolis

78 % on time

PRT 21 bus Stop List and Next Departures

The PRT 21 - Coraopolis bus serves 61 bus stops in the Pittsburgh area departing from University Blvd Park and Ride / Shelter and ending at Stanwix St / Penn FS. Scroll down to see upcoming 21 bus times at each stop and the next scheduled 21 bus times will be displayed. The full 21 bus schedule as well as real-time departures can be found in the Transit app.

Inbound
Outbound
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Stops
Sat, May 2, 2026
  • University Blvd Park and Ride / Shelter2:45 PM
  • University Blvd / Patton Dr2:46 PM
  • University Blvd / Tiger Trail2:47 PM
  • University Blvd / Carnot Rd2:48 PM
  • University Blvd / Robert Morris2:49 PM
  • University Blvd / Stoops Ferry Rd2:55 PM
  • Hwy Rt 51 / Valley Ambulance2:58 PM
  • 5th Ave / Thorn Hollow Rd FS / Thorn Run PnR3:00 PM
  • 5th Ave / Chess FS3:01 PM
  • 5th Ave / Locust NS3:01 PM
  • 5th Ave / Wood FS3:01 PM
  • 5th Ave / Main3:02 PM
  • 5th Ave / Broadway3:03 PM
  • 5th Ave / Chestnut FS3:03 PM
  • 5th Ave / Office Bldg3:03 PM
  • Ferree St / 4th3:04 PM
  • Grand Ave / Von Stein3:05 PM
  • Grand Ave / Maple Lane3:06 PM
  • Grand Ave / Cottage3:06 PM
  • Grand Ave / Gibson3:07 PM
  • Grand Ave / Pine3:07 PM
  • Grand Ave / Hubert (Neville PnR)3:08 PM
  • Grand Ave / Pershing3:08 PM
  • Grand Ave / 4th3:09 PM
  • Grand Ave / 2nd3:09 PM
  • Grand Ave / #47003:10 PM
  • Grand Ave / Calgon Carbon3:11 PM
  • Grand Ave / Pittsburgh Recycling Center3:11 PM
  • Grand Ave / Army Corp Engineering3:11 PM
  • Grand Ave / Triad Metals3:12 PM
  • Grand Ave / Neville Recycling3:12 PM
  • Grand Ave Opp #3000 (Holden Corp)3:13 PM
  • Grand Ave / Neville NS3:14 PM
  • Neville Rd / Gulf Oil Entrance3:16 PM
  • Island Ave / Glenn3:19 PM
  • Island Ave / #14703:20 PM
  • Island Ave / Fleming3:20 PM
  • Island Ave / Orr FS3:20 PM
  • Island Ave / Franklin Interiors3:21 PM
  • Island Ave / #13083:22 PM
  • Island Ave / #11793:22 PM
  • Island Ave / Tunnel Way3:23 PM
  • Island Ave / Adrian3:24 PM
  • Island Ave / McKees Rocks Bridge3:25 PM
  • Island Ave / Cutler3:26 PM
  • Island Ave / Bradley3:26 PM
  • Island Ave / Boquet3:28 PM
  • Island Ave / Chartiers NS (Mary)3:28 PM
  • Chartiers Ave Opp McKees Rocks Plaza3:29 PM
  • Stanhope St / Chartiers FS (Sunoco)3:29 PM
  • Stanhope St / W Carson3:30 PM
  • W Carson St / Tabor3:30 PM
  • W Carson St / Saginaw3:31 PM
  • W Carson St / Earl3:31 PM
  • W Carson St / Glenmawr3:32 PM
  • W Carson St / Corliss Tunnel3:33 PM
  • W Carson St / Gateway View Plaza3:36 PM
  • W Carson St / Duquesne Incline3:37 PM
  • Blvd of Allies / Post Gazette Bldg3:39 PM
  • Stanwix St / Forbes Ave3:40 PM
  • Stanwix St / Penn FS3:40 PM
  • PRT Coraopolis map

    PRT 21 bus route map

    The PRT 21 - Coraopolis bus route map is shown above. The route map shows you an overview of all the stops served by the PRT 21 bus to help you plan your trip on PRT. Opening the app will allow you to see more detailed information about the route on a map including stop specific alerts, such as stops that have been closed or moved. You can also see the location of vehicles in real-time on the route map so you know when the 21 bus is approaching your stop.

    See the detailed route map

    PRT 21 bus Service Alerts

    Open the Transit app to see more information about any active disruptions that may impact the 21 bus schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The Transit app also allows you to subscribe to receive notifications for any service alert issued by PRT so that you can plan your trip around any active or future disruptions.

    See all alerts

    PRT 21 bus Service Frequency

    The next 21 bus leaves University Blvd Park and Ride / Shelter at 2:45 PM, and arrives at Stanwix St / Penn FS at 3:40 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

    See all departures

    PRT 21 bus On-Time Performance

    78 % on time

    78% of riders report that the PRT 21 bus arrived on time on their previous trip. In the past 30 days, 38 riders reported on the on-time performance of the 21 bus. Compared to other PRT lines, the 21 bus is ranked 17 out of 104 PRT lines. These on-time performance stats are user reported and may differ from official PRT metrics. See more details about on time, late or early departure reports for the 21 by opening the Transit app.

    See all on-time performance details

    PRT 21 bus FAQ

    Other PRT bus schedules, routes and maps

    Other transit modes in Pittsburgh area

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