Temporary Detour: 2026 Greenbelt Annual 4th of July Celebration
Updated: 6/26/2026
Advisory Effective: Jul 4, 2026 – Jul 4, 2026
Route Affected: P21
On Saturday, July 4 from 8:30pm until 10:30pm, buses will detour due to the 2026 Greenbelt Annual 4th of July Celebration. Please allow additional travel time and avoid the area if possible.
Street Closure:
- Crescent Rd between Kenilworth Ave and Southway
The following route will detour:
P21 Hanover Pkwy-New Carrollton northbound towards Greenbelt
- Buses begin detouring on Greenbelt Rd at Lakecrest Dr, resuming regular route on Kenilworth Ave at Crescent Rd.
P21 Hanover Pkwy-New Carrollton southbound towards New Carrollton
- Buses begin detouring on Edmonston Rd at Crescent Rd, resuming regular route on Greenbelt Rd at Greenway Ctr.
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