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Celebrate Arbor Day!
Help plant trees at Fairgrounds Regional Park April 24th 2026.! All necessary equipment will be provided.
Volunteer at the Douglas County Fair & Rodeo!
Volunteer opportunities are available July 24-August 2, 2026 at the Douglas County Fairgrounds in Castle Rock, CO.
Douglas County
Open Space & Natural Resources
Welcome to the Open Space & Natural Resources Department!
Looking to reserve a Douglas County Open Space property?
- Request an Open Space Property Special Event Request
- Request a School Group Activity Request
- Request a Research or Advanced Studies Request Request
Ready to create an Adopt a Property request?
- Request an Adopt a Property event Request
