News & Events

Jeffco Open Space Foundation is proud to be the Presenting Sponsor for the JCOS National Public Lands Day (NPLD) event on September 27, 2025. NPLD is the nation’s largest single-day...

In honor of Earth Day, spend April 26th outside, giving back to your public lands, removing noxious weeds and planting native species at Van Bibber Park. Stay for the food...

Helpful webpage: Jeffco Open Space has a new Adaptive Recreation webpage with detailed information about the Recreation Adventures for Visitors Experiencing Disabilities (RAD) reservation system. An adaptive bike share request...

Author: Kirsten Rosvall Part 2 in a 3-part series, highlighting different varieties of adaptive equipment See part 1 A Physical Lifestyle In the first installment I wrote of my pre-injury...

The Jefferson County Open Space Foundation (JCOSF) applied for a Shift Events Grant to support and expand the Jefferson County Open Space (JCOS) RAD initiative (Recreation Adventures for People Experiencing...

Jeffco Open Space Foundation believes everyone needs nature to thrive, nature must be loved and cared for, experiential learning is lasting, and children are nature’s next stewards. We make these...

Volunteers of all ages are invited to help clean up 19.5 miles of Clear Creek. Afterwards, celebrate at Clear Creek Valley Park in Arvada with food trucks, live music, and...

Author: Kirsten Rosvall Part 1 in a 3-part series, highlighting different varieties of adaptive equipment See part 2 Outdoor Adventurer I have always thought of myself as an adventurous person....

We all buy groceries, right? Now you can do that at King Soopers and support Jeffco Open Space Foundation (JCOSF) at no additional cost to you. JCOSF is participating in...

Jeffco Open Space Foundation (JCOSF) received a $5,000 grant from Team Evergreen Cycling https://www.teamevergreen.org to purchase equipment for the Recreation Adventures for People Experiencing Disabilities program (RAD). JCOSF will match this...