Washington D.C.Metrobus

Metrobus P21 bus

Greenbelt-New Carrollton

Metrobus P21 bus Stop List and Next Departures

The Metrobus P21 - Greenbelt-New Carrollton bus serves 66 bus stops in the Washington D.C. area departing from New Carrollton Station and ending at Greenbelt / Bay D. Scroll down to see upcoming P21 bus times at each stop and the next scheduled P21 bus times will be displayed. The full P21 bus schedule as well as real-time departures (if available) can be found in the Transit app.

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Stops
Wed, Jul 2, 2025
  • New Carrollton Station4:45 PM
  • Harkins Rd / #79004:47 PM
  • Harkins Rd / W Lanham Dr4:48 PM
  • Harkins Rd / Annapolis Rd4:49 PM
  • Annapolis Rd / W Lanham Dr4:50 PM
  • Annapolis Rd / #79904:50 PM
  • Annapolis Rd / Riverdale Rd4:51 PM
  • Annapolis Rd / 85 Av4:52 PM
  • Annapolis Rd / Princess Garden Pkwy4:54 PM
  • Lanham Severn Rd / Cipriano Rd4:55 PM
  • Annapolis Rd / Princess Garden Pkwy4:57 PM
  • Princess Garden Pkwy / Annapolis Rd4:57 PM
  • Princess Garden Pkwy / City Hall4:58 PM
  • Princess Garden Pkwy / Hickory Hill Av4:59 PM
  • Princess Garden Pkwy / Woodburn Ct5:00 PM
  • Princess Garden Pkwy / #65125:00 PM
  • Princess Garden Pkwy / Tiffany Ln5:01 PM
  • Doctors Hospital Rdwy / Bus Shelter5:02 PM
  • Hanover Pkwy / Green Crescent Ct5:03 PM
  • Hanover Pkwy / Spring Manor Dr5:03 PM
  • Hanover Pkwy / Megan Ln5:04 PM
  • Hanover Pkwy / Village Park Dr5:04 PM
  • Hanover Pkwy / Hunting Rdg5:06 PM
  • Hanover Pkwy / Greenbrook Dr5:06 PM
  • Hanover Pkwy / Hanover Dr5:06 PM
  • Hanover Pkwy / Ora Glen Dr5:07 PM
  • Ora Glen Dr / S Ora Ct5:07 PM
  • Ora Glen Dr / Greenbrook Dr5:08 PM
  • Ora Glen Dr / Morrison Dr5:09 PM
  • Ora Glen Dr / Mandan Rd5:09 PM
  • Mandan Rd / Canning Ter5:10 PM
  • Mandan Rd / #75015:10 PM
  • Mandan Rd / #75165:11 PM
  • Mandan Rd / #76485:11 PM
  • Mandan Rd / Hanover Pkwy5:12 PM
  • Hanover Pkwy / #78005:13 PM
  • Hanover Pkwy / #77165:14 PM
  • Hanover Pkwy / Greenbelt Rd5:15 PM
  • Greenbelt Rd / Greenway Ctr5:16 PM
  • Lakecrest Dr / Lakecrest Cir5:18 PM
  • Lakecrest Dr / Lakeside Dr5:19 PM
  • Lakeside Dr / Westway5:19 PM
  • Westway / Ridge Rd5:20 PM
  • Ridge Rd / 12 Ct5:21 PM
  • Southway / Crescent Rd5:22 PM
  • Crescent Rd / Gardenway5:23 PM
  • Gardenway / Ridge Rd5:23 PM
  • Ridge Rd / Hamilton Pl5:24 PM
  • Ridge Rd / 38 Ct5:24 PM
  • Ridge Rd / Eastway5:24 PM
  • Ridge Rd / Northway5:25 PM
  • Ridge Rd / Plateau Pl5:25 PM
  • Ridge Rd / 58 Ct5:25 PM
  • Ridge Rd / Laurel Hill Rd5:26 PM
  • Ridge Rd / Research Rd5:26 PM
  • Ridge Rd / 73 Ct5:26 PM
  • Lastner Ln / Julien Ct5:27 PM
  • Lastner Ln / Ivy Ln5:28 PM
  • Ivy Ln / Ridge Rd5:28 PM
  • Kenilworth Av / Crescent Rd5:29 PM
  • Ivy Ln / Turner Pl5:30 PM
  • Ivy Ln / #64045:30 PM
  • Ivy Ln / #63015:31 PM
  • Cherrywood Ln / Ivy Ln5:31 PM
  • Greenbelt Metro Dr / Cherrywood Ln5:33 PM
  • Greenbelt / Bay D5:35 PM
  • Metrobus Greenbelt-New Carrollton map

    Metrobus P21 bus route map

    The Metrobus P21 - Greenbelt-New Carrollton bus route map is shown above. The route map shows you an overview of all the stops served by the Metrobus P21 bus to help you plan your trip on Metrobus. 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 P21 bus is approaching your stop.

    See the detailed route map

    Metrobus P21 bus Service Alerts

    Open the Transit app to see more information about any active disruptions that may impact the P21 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 Metrobus so that you can plan your trip around any active or future disruptions.

    See all alerts

    Metrobus P21 bus Service Frequency

    The next P21 bus leaves New Carrollton Station at 4:45 PM, and arrives at Greenbelt / Bay D at 5:35 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

    See all departures

    Metrobus P21 bus On-Time Performance

    Want to know whether the Metrobus P21 bus arrives on time? Open the Transit app and view user generated on-time performance reports for the P21 bus. You can also contribute your own reports on whether your trip arrived on time, late or early. As these on-time performance stats are user reported, they may differ from official Metrobus metrics.

    See all on-time perfomance details

    Metrobus P21 bus FAQ

    Other Metrobus bus schedules, routes and maps

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