Westminster is part of the Regional Transportation District (RTD). RTD operates more than 170 bus routes, nine rail lines, specialty shuttle service, and para-transit services. Nearly every part of  Westminster is within a short walking distance to a bus or transit station. 

Riding transit is easy, convenient, better for the environment and your health, and it helps ease congestion. Learn about RTD's comprehensive system map, how to ride in any one of their buses or trains, and how to park at the stations. 

B Line Commuter Rail

The heavy rail line runs above ground through Westminster and Adams county giving commuters and visitors majestic views of the front range before terminating at Union Station in the core of downtown Denver. Trains runs every 30 minutes apart during rush hours and an hour apart at all other times.
The B Line provides fast and direct access to downtown Denver, where rail and bus connections to the rest of the Denver region and Denver International Airport are available. Learn more about the B Line at RTD's website.

Flatiron Flyer

The Flatiron Flyer is RTD’s Bus Rapid Transit (BRT) service connecting Denver, Boulder and all points in-between. BRT’s runs every 15 minutes from the US36 and Sheridan and US36 and Church Ranch station. With two stations along the US36 corridor, Westminster residents and visitors have convenient and reliable options when traveling along the Front Range. Learn more about the Flatiron Flyer destination and schedules at RTD's website.


RTD runs 17 bus lines that serve Westminster neighborhoods and Park-N-Rides. Learn more about RTD's local bus service destinations and schedules on their website.

  • 8 - North Broadway / Huron 92 - 92 Avenue
  • 12 - Downing / N Washington 100 - Kipling Street
  • 31 - Federal Blvd 112 - West 112 Avenue
  • 31L - North Federal Blvd Limited 120 - 120 Avenue / Brighton
  • 51 - Sheridan Blvd. 122X - Wagon Road / Civic Center Express
  • 72 - 72 Avenue 128 - Broomfield / Wagon Road
  • 76 - Wadsworth Boulevard AA - Wagon Road / Denver Airport
  • 80 - 80 Avenue AB - Boulder / DIA
  • 80L - West 80 Limited


RTD offers riders convenient parking options at three Park-n-Rides across Westminster. All Park-n-Rides are served by multiple regular bus routes, along with enhanced transit services like the Flatiron Flyer, B Line, specialty services like RockiesRide and BroncosRide. Park-N-Ride locations within Westminster are:

  • Westminster Station Park-B-Ride (6995 Groove St.) – B Line, 31, and 72
  • US36 and Sheridan Station (5025 W. 88th Pl.) – Flatiron Flyer, 31, 51, 90L, 100, and 104
  • US36 and Church Ranch Blvd. (10452 Town Center Dr.) – Flatiron Flyer

If your vehicle is registered at an address within RTD boundaries, you may park for free the first 24-hour period every day you park. For parking that extends beyond the first 24 hours, a $2 daily fee applies. If your vehicle is registered out of district, a $4 daily fee applies.

When parking at RTD Park-n-Ride facilities for extended time while traveling via the University of Colorado A Line, parking fees will apply. Patrons must pay before getting on the train for the total amount of days you will be gone. Vehicles may not be parked continuously for longer than 30 consecutive days. Vehicles parked greater than 30 consecutive days without being moved may be subject to ticketing and towing at the owners expense.