City of Boulder

Welcome to the Open Space Mountain Parks Department!

Upcoming Activities Calendar

Sign Up	The Flatirons: Icons of Boulder Friday, 27 May 2022 \| 05:00 PM \| Chautauqua Ranger Cottage The Flatirons serve as the iconic backdrop of Boulder and the centerpiece of Open Space & Mountain Parks. These striking formations have attracted scores of adventure seekers and nature enthusiasts for generations. Join OSMP Recreation Coordinator... more
Sign Up	CIG Canada goose hike Friday, 27 May 2022 \| 10:00 AM \| Wonderland Lake more
Register	National Trails Day 2022 Saturday, 04 June 2022 \| 08:00 AM \| Registration Required What: National Trails Day 2022 Project Site: Ski Jump Trail When: 8:00 a.m. – 4:00 p.m., Saturday June 4, 2022 Parking/Registration:. More information about parking and registration will be made available one week prior to the project.. ... more
Sign Up	Trail Work Tuesdays Tuesdays 06/07 - 08/30 \| 09:00 AM What: Trail Work Tuesdays Project Site: TBD When: 9:00 a.m. – 3:00 p.m., Tuesdays throughout Summer 2022 Parking/Registration:. More information about parking and registration will be made available one week prior to the project.. PROJECT ... more
Register	Trails/Climate Action: Youth Project - Create Contiguous Habitat by Closing Social Tails Saturday, 16 July 2022 \| 08:00 AM \| Other OSMP Location \| Registration Required more
Register	Trail Work Saturday Volunteer Event Saturday, 16 July 2022 \| 08:30 AM \| Registration Required What: Trail Work Saturday Volunteer Event Project Site: TBD When: 8:30 a.m. – 4:30 p.m., Saturday July 16, 2022 Parking/Registration:. More information about parking and registration will be made available one week prior to the project.. ... more
Register	Native Seed Collections - Restoring Ecosystems and Increasing Plant Diversity on Native and Ag Land Thursday, 21 July 2022 \| 08:30 AM \| Other OSMP Location \| Registration Required Climate change is a serious global challenge that will have profound impacts on human and natural systems. OSMP is proactively managing these systems to withstand and adapt to the effects of the changing climate, relying on data driven science and... more
Register	Native Seed Collections - Restoring Ecosystems and Increasing Plant Diversity on Native and Ag Land Thursday, 18 August 2022 \| 08:30 AM \| Other OSMP Location \| Registration Required Climate change is a serious global challenge that will have profound impacts on human and natural systems. OSMP is proactively managing these systems to withstand and adapt to the effects of the changing climate, relying on data driven science and... more
Register	Trail Work Saturday Volunteer Event Saturday, 20 August 2022 \| 08:30 AM \| Registration Required What: Trail Work Saturday Volunteer Event Project Site: TBD When: 8:30 a.m. – 4:30 p.m., Saturday August 20, 2022 Parking/Registration:. More information about parking and registration will be made available one week prior to the project.... more
Register	Trails/Climate Action: Youth Project - Create Contiguous Habitat by Closing Social Tails Saturday, 27 August 2022 \| 08:00 AM \| Other OSMP Location \| Registration Required more