The Regional Transportation District (RTD) provides public transportation in eight counties including all of Boulder, Broomfield, Denver and Jefferson counties, parts of Adams, Arapahoe and Douglas Counties, and a small portion of Weld County. The agency serves a population of 3.08 million people located within 2,342 square miles. RTD services include bus, rail, shuttles, ADA paratransit services, demand responsive services like FlexRide, special event services, vanpools, and many more.

Looking for our RTD Rider’s Guide? Please click here.