City of Boulder

Welcome to the Open Space Mountain Parks Department!

Upcoming Activities Calendar

Sign Up	Adaptive Mountain Bike Clinic - w Jeffco and Craig Hospital Saturday, 18 May 2024 \| 10:00 AM \| Other Off-OSMP Location Adaptive Mountain Bike Clinic w Jeffco and Craig Hospital. FREE! No registration needed! All abilities welcome. Light refreshments provided. Meet at Buchanan Rec Center Trailhead in Jefferson County and walk, hike, bike, stroll, or roll along usa... more
Sign Up	Recovery and Wellness Series: Summer Camp Day! Saturday, 18 May 2024 \| 09:00 AM \| Chautauqua Park Recovery is hard work, but it doesn’t have to be all work and no fun. Join us for the light-hearted energy of Summer Camp Day and experience the joy of outdoor games together. Our high-energy activities also have purpose: teamwork, communication, ... more
Sign Up	NKB Adventures on OSMP: Caminata Primaveral Sunday, 19 May 2024 \| 09:30 AM \| NCAR Acompáñanos en una caminata dinámica donde activaremos nuestros cuerpos e inspiración para disfrutar de la primavera. Esta caminata brindara vistas increíbles de nuestra cuidad de Boulder desde un punto de vista elevado. Ofreceremos café y pan me... more
Sign Up	A Cute Animal Farm Tour Sunday, 19 May 2024 \| 10:00 AM \| Other OSMP Location Come learn about the Golden Hoof farm and all the cute animals living there! This family friendly farm tour is a great opportunity to learn about local regenerative farms and observe the transition into growing season. OSMP is partnering with Gold... more
Sign Up	Out in Nature: Wildflower Watercolor (LGBTQIA+) Sunday, 19 May 2024 \| 09:00 AM \| Chautauqua Ranger Cottage Take a friendly flower walk with OSMP naturalists and community members. We will share stories about what makes some of our native flora unique and end with time for reflection and watercolor painting at the Bluebell Shelter. Please dress comforta... more
Register	CANCELED: Nature Journaling for Families Sunday, 19 May 2024 \| 01:00 PM \| South Boulder Creek Trail - Marshall Rd. \| Registration Required Have you ever spent time enjoying the melodic calls of a red wing black bird? Or watched a fuzzy prairie dog pup play with its siblings? Get ready to be inspired by nature! On this family adventure, participants will use all of their senses and ta... more
Sign Up	A Full Moon Sunset Hike: The Flower Moon Thursday, 23 May 2024 \| 07:00 PM \| Flagstaff Summit Enjoy 2024’s Flower Moon! A guided experience of the Flagstaff Mountain summit to enjoy a view of the sunset over the Continental Divide followed by the moonrise east over Boulder. This moderate hike (2 miles, 300ft elevation gain) will be taken a... more
Sign Up	A Nature Play Date (KIDS- All Ages) Tuesday, 28 May 2024 \| 09:30 AM \| Chautauqua Ranger Cottage Bring it back to the basics at a Nature Play Date with friends! Play Dates offer an opportunity for kids and their parents to have unstructured time in nature, full of play and discovery! Join us in searching for bugs under rocks and the differen... more
Register	National Trails Day 2024 Saturday, 01 June 2024 \| 08:00 AM \| Registration Required Come join City of Boulder Open Space & Mountain Parks to celebrate National Trails Day 2024! This year, volunteers will help construct the North Sky Trail, a new 3.5 mile multi-use trail that provides connection between North Foothills Trail and J... more
Register	Trail Work Tuesday Tuesday, 11 June 2024 \| 08:00 AM \| Registration Required WHAT Trail Work Tuesdays 2024 WHEN 8am - 3pm WHERE Specific project locations differ weekly and will be shared via email after registration. PROJECT We invite you to join a City of Boulder Open Space & Mountain Parks Trail Crew to hel... more