RIDER ALERT(s):

  • Please check the drop down menus for summer route and schedule changes.
  • Real-time Buff Bus tracking for all routes is available via the Transit app. Buff Bus tracking is no longer be available via the ETA Spot or CU Bus Tracker apps. More information.

Campus Routes

The Willilams Village Buff Bus parking in front of Folsom Stadium

For more than 50 years, Buff Bus has been transporting students around and across the CU Boulder campus.

Buff Bus Route Map

Moving thousands of students around campus each day the Buff Bus routes (Williams Village/Bear Creek and Marine Street Express) and the RTD Bus routes (Stampede, Bound and HOP) are key cogs in CU Boulder’s transportation program. The Buff Bus connects students living in Williams Village and Bear Creek to main campus and operate through the fall and spring semesters when classes are in session. Please visit our Buff Bus FAQ for more information.

RIDER ALERT(s):

  • The Williams Village/Bear Creek Buff Buses will be out of service beginning Thursday, May 9 and resume in the fall semester.
  • Real-time Buff Bus tracking for all routes is now available via the Transit app. Buff Bus tracking is no longer be available via the ETA Spot or CU Bus Tracker apps. More information.

The Williams Village/Bear Creek bus route operates Monday - Sunday throughout the fall and spring semesters when classes are in session. The route runs clockwise with stops at Bear Creek, Williams Village, Engineering Center, C4C, Euclid/CASE, Physics, Math and Colorado/30th Southside. Hours of operation are: Mon. - Fri. from 7:00 a.m. - midnight and Sat. & Sun. from  10:00 a.m. - midnight.

RIDER ALERT(s):

  • The Athens North Buff Bus route has been terminated as of Thursday, May 9. Other transportation options in the Athens North area are Boulder B-Cycle and eGo CarShare.

The Stampede offers transit between CU Boulder’s Main Campus and the Discovery Drive area of East Campus. Buses run Monday through Friday, 7 a.m. to 8:30 p.m. (every 10 minutes from 7 a.m. to 5:30 p.m. and every 15 minutes from 5:30 p.m. to 8:30 p.m.) Visit the RTD Stampede webpage for the Stampede schedule and route map.

RIDER ALERT(s):

  • Real-time Buff Bus tracking for all routes is now available via the Transit app. Buff Bus tracking is no longer be available via the ETA Spot or CU Bus Tracker apps. More information.

The Marine Street Express is a campus shuttle route connecting the Marine Street area of East Campus to Main Campus. The Marine Street Express operates Monday through Friday from 6:40 a.m. to 4:40 p.m., with no Saturday/Sunday service. This express route serves two stops along Marine Street and three on Main Campus: the Engineering Center/Lot 436, the Center for Community (C4C) and the University Memorial Center (UMC). The bus leaves Marine Street every 30 minutes at 10 minutes and 40 minutes past each hour, with buses leaving the main campus UMC stop at 25 minutes and 55 minutes past the hour.

Summer schedule effective Thursday May 9: Marine Express buses will depart Marine Street/ARCE every 30 minutes from 6:40 a.m. – 4:40 p.m. at 10 and 40 past the hour.  Departures from UMC are scheduled every 30 minutes from 6:55 a.m. - 4:55 p.m. at 25 and 55 past the hour. Use the Transit app to track the bus in real time.

The HOP bus route is a bi-directional loop that connects campus with downtown Boulder and the 29th Street Mall.  For bus stop locations and details, visit the City of Boulder's website, or download the Transit app.

On football game days both the Williams Village/Bear Creek bus and the Athens North bus alter their routes one hour before football games to one hour after the game. The Williams Village/Bear Creek Football Reroute[1] runs clockwise, and stops at Williams Village, C4C, Regent, Colorado & 30th and Bear Creek. The Athens North Football Reroute[1] runs from Athens North along Broadway to UMC and returns to Athens North. On basketball game days, the Williams Village/Bear Creek bus alters its route one hour before the game to one hour after the game. The Basketball Reroute[1] runs clockwise, and stops at Williams Village, Regent/Broadway, IMIG, Physics, Math, Colorado & 30th and Bear Creek.

RIDER ALERT:

  • Norlin Express runs only during finals week.

Norlin Express is continuous loop from Bear Creek Apartments/Williams Village to Colorado Avenue/18th Street (Norlin Library drop off/pick up location) every 20 minutes from midnight – 2:00 a.m.

Inclement Weather Buff Bus Reroutes

When the weather outside is frightful...the bus is so delightful....let it snow, let it snow, let it snow. But remember snowy weather can cause road closures and bus reroutes. Review the Buff Bus Inclement Weather Reroute map for the Williams Village, and Marine Street Express Buff Bus reroutes. Situations may occur where administration must change bus reroutes to accommodate safe and accessible roads to/from main campus. Students should check the Transit app for campus bus updates and reroute alerts.

Reduced/No Service

Certain areas become impassable during storms and construction and the Buff Bus may need to use alternative routes. Download the Transit app for alerts about delays due to traffic and weather. There will be certain times during the fall and spring semesters when the Buff Bus runs on a limited schedule or does not run at all. When limited service or no service will be provided, Transportation Services will keep you updated with the schedule via the Transit app.

No Service: All campus holidays and summer.

Reduced Service: Beginning of semesters, finals and campus closures.

Lost & Found

On the day you lost the item, you may check with any Buff Bus driver to see if the item has been turned in. Found items are turned into Transportation Services' main office at 3205 Marine St. at the end of each day. Call us at 303-492-7152. Found items will be kept for 30 days, after which all unclaimed items will be donated or discarded.

Maps on this page are not fully accessible for users who employ screen readers and other assistive devices. If you use assistive technology and need access please contact the Customer Service Specialists at (303) 735-PARK (7275) for assistance.