TheBus (Prince George's County)

TheBus
A TheBus bus at Mount Rainier Terminal
FoundedJanuary 1990 (1990-01)
Service areaPrince George's County, Maryland, U.S.
Service typeBus service
Routes22
FleetGillig, ElDorado National, Proterra
Daily ridership7,300 (2022)
Annual ridership1,300,000
Fuel typeDiesel
OperatorRATP Dev (WMATC 3226)
WebsiteTheBus

TheBus (stylized as THEBUS), also branded as Prince George's County Transit on newer buses, is a bus transportation system serving Prince George's County, Maryland. There are 29 bus routes, with most operating between Washington Metro stations in the county, with two routes running to Upper Marlboro. In 2025, the system had a ridership of 2,441,500 or about 10,600 per weekday as of the fourth quarter of 2025.