Running in Boulder Open Space and Mountain Parks, Boulder

Running in Boulder Open Space and Mountain Parks

Boulder Open Space and Mountain Parks is a 2.8 km² protected area on Boulder's west side. Of the routes Remap built, 16 spend at least 30% of their length inside it. Pick how far you want to run.

Checked 24 October 2026

Terrain

33% forest, 11% park

Surface

53% unpaved

Climb

457 to 742 m up

Routes

16, 8.3 to 17.4 km

Getting there

Every route here starts from one of these stations.

11th St & Spruce St Bus stop on the south east edge. 1 route starts here, 7 m away.

17th St & Canyon Blvd Bus stop on the south east edge. 1 route starts here, 5 m away.

19th St & Kalmia Ave Bus stop on the north east edge. 1 route starts here, 8 m away.

19th St & Norwood Ave Bus stop on the north east edge. 1 route starts here, 6 m away.

20th St & Bluff St Bus stop on the east edge. 1 route starts here, 8 m away.

28th St & Iris Ave Bus stop on the east edge. 1 route starts here, 1 m away.

Broadway & Grape Ave Bus stop on the east edge. 1 route starts here, 107 m away.

Broadway & Linden Ave Bus stop on the north east edge. 1 route starts here, 11 m away.

Broadway & Tamarac Ave Bus stop on the north east edge. 1 route starts here, 5 m away.

Canyon Blvd & 6th St Bus stop on the south east edge. 1 route starts at the stop.

Canyon Blvd & Pearl St Bus stop on the south edge. 1 route starts here, 3 m away.

Iris Ave & 22nd St Bus stop on the east edge. 1 route starts here, 5 m away.

Iris Ave & Folsom Ave Bus stop on the east edge. 1 route starts here, 6 m away.

Pearl St & 18th St Bus stop on the south east edge. 1 route starts here, 4 m away.

Pearl St & 20th St Bus stop on the south east edge. 1 route starts here, 5 m away.

Pearl St & 23rd St Bus stop on the east edge. 1 route starts at the stop.

The best run in Boulder Open Space and Mountain Parks, 13 km and over

From Broadway & Grape Ave

Ranked first of 2 running routes of this length in Boulder Open Space and Mountain Parks.

17.4 km about 1 h 44 629 m up 58% through nature 52% unpaved

Starts 107 m from Broadway & Grape Ave bus stop.

How it compares with the median run in Boulder

Through nature 58%median 22%

Quiet streets 99%median 76%

Starts near a station 107 m

Longest nature stretch 7.6 km

Away from traffic 87%median 97%

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Opens in the app ready to start.

2 From Pearl St & 18th St15.4 km 742 m up 32% natureStarts at Pearl St & 18th St bus stop

Running in Boulder Open Space and Mountain Parks

Getting there

The best run in Boulder Open Space and Mountain Parks, 13 km and over

Nearby places