City of Boulder

Welcome to the Open Space Mountain Parks Department!

Upcoming Activities   Calendar

Roll and Stroll: A Wheelchair/Disability Hike for Families Profile Photo  Register Roll and Stroll: A Wheelchair/Disability Hike for Families
  Sunday, 21 July 2024 |   10:00 AM | Sawhill Ponds |  Registration Required

Join OSMP's Topher Downham and Vijay Viswanathan for a sunny summer hike at Sawhill Ponds. We will begin at the Sawhill Ponds Trailhead. At 10 am we will gather for coffee and treats and begin the hike at 10:30 am. Location will be further des...

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A Nature Play Date (KIDS- All Ages) Profile Photo  Sign Up A Nature Play Date (KIDS- All Ages)
  Sunday, 21 July 2024 |   09:30 AM | Artist Point

Beat the heat with a shady morning spent on Flagstaff Mountain! Play Dates offer an opportunity for kids and their parents to have unstructured time in nature. From scrambling rocks to catching grasshoppers or finding a shady spot for nature art,...

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A Full Moon Sunset Hike: The Buck Moon Profile Photo  Register A Full Moon Sunset Hike: The Buck Moon
  Sunday, 21 July 2024 |   07:00 PM | Four Mile Creek |  Registration Required

Enjoy 2024’s Buck Moon! A guided experience of the Hogback Ridge trail to enjoy a view of the sunset to the west and the moonrise to the east over Boulder. This moderate hike (about 3 miles round trip and about 800ft elevation gain) will be taken ...

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Trail Work Wednesday Profile Photo  Register CANCELED: Trail Work Wednesday
  Wednesday, 24 July 2024 |   08:00 AM |  Registration Required

WHAT Trail Work Wednesdays 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 h...

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A Native Garden Tour: A Sense of Place for Open Space Profile Photo  Sign Up A Native Garden Tour: A Sense of Place for Open Space
  Friday, 26 July 2024 |   05:30 PM | Chautauqua Ranger Cottage

‘Tis the season for peak blooms in the foothills! Did you know that you can experience open space right at the trailhead? Join OSMP naturalist and gardener Devyn at the Chautauqua Ranger Cottage for an accessible tour of the Ann Armstrong memorial...

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Recovery and Wellness Series: A Wellness Walk Profile Photo  Sign Up Recovery and Wellness Series: A Wellness Walk
  Saturday, 27 July 2024 |   09:00 AM | Flagstaff Summit West

Geared towards those in recovery, join OSMP, recovery coach Brian Klink, and recovery veteran Jim Veraldi to learn about the value of local nature from a recovery perspective, and experience how these lands and inhabitants help give your immune sy...

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Trail Challenge Series: The Trails of Flagstaff Summit (DIFFICULT) Profile Photo  Sign Up Trail Challenge Series: The Trails of Flagstaff Summit (DIFFICULT)
  Sunday, 28 July 2024 |   08:30 AM | Flagstaff Summit East

The City of Boulder has over 46,000 acres of Open Space with 177 designated trails covering around 155 miles. Create a challenge for yourself and join us to find out about OSMP’s Trails Challenge and check a couple trails off the list. We'll explo...

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Out in Nature: Potluck Picnic (LGBTQIA+) Profile Photo  Sign Up Out in Nature: Potluck Picnic (LGBTQIA+)
  Sunday, 28 July 2024 |   03:30 PM

Come enjoy a relaxed picnic among community. The meeting place is nice and shady as well as wheelchair accessible and close to a (hopefully running at the time) creek! Bring your favorite dish to share and bring a list of ingredients so we can mak...

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Trail Work Tuesday Profile Photo  Register Trail Work Tuesday
  Tuesday, 30 July 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...

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Trail Work Wednesday Profile Photo  Register Trail Work Wednesday
  Wednesday, 31 July 2024 |   08:00 AM |  Registration Required

WHAT Trail Work Wednesdays 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 h...

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