News Flash

Community Meetings About Proposed Heritage Square Exchange

Jeffco Open Space will host two community meetings, on Saturday, March 2 and Tuesday, March 5, about the potential Heritage Square Land Exchange.

Jeffco Open Space has received a proposal from Martin Marietta Materials for a land exchange. The exchange wou...

Jeffco Open Space Celebrates Volunteers at Conservation Awards

On January 31, Jeffco Open Space celebrated the amazing volunteers and partners who exemplify the organization's mission at its Conservation Awards event. Each year, the Conservation Awards recognize the outstanding work and commitment to Jeffco Open Spac...

Seasonal Wildlife Closures to Begin February 1

Each year Jeffco Open Space uses seasonal wildlife closures at the parks to protect species at sensitive times in their life cycles. This year’s seasonal wildlife closures affect numerous Jeffco Open Space parks and trails. 

Centennial C...

Peaks to Plains Trail Mouth of the Canyon Project

Jeffco Open Space is pleased to announce the upcoming Mouth of the Canyon segment of the Peaks to Plains Trail. This 1.75-mile segment within Clear Creek Canyon will extend east from Tunnel 1 along US Highway 6 and connect to the existing trail in Golden....

Jeffco Open Space Regulations Updated

Effective immediately, Jeffco Open Space (JCOS) is updating park regulations related to fires and e-bikes that will be enforced throughout JCOS parks.

Fire Restrictions

Due to ongoing high fire danger conditions, JCOS will maintain Stage 2 fire restrictions...

Unique Conservation Partnership Preserves 424.6-Acre Lippincott Ranch

Jeffco Open Space (JCOS) and City of Boulder Open Space & Mountain Parks (OSMP) recently finalized the land acquisition of the 424.6-acre Lippincott Ranch. Great Outdoors Colorado (GOCO) was also integral in the acquisition by providing JCOS and OSMP ...

Top Spots for Winter Recreation

Are you looking for some outdoor fun this winter? Check out our favorite winter recreation spots in Jeffco Open Space parks.

• Flying J Ranch Park – Snow tends to stick around longer and trails are relatively flat, making this a great spot to bring fat tire ...

Open Space Receives $9.75 million from DRCOG

Jeffco Open Space recently applied to the Denver Regional Council of Governments (DRCOG) Board of Directors to request funding for a 3-mile segment of the Peaks to Plains Trail in the furthest East portion of Clear Creek Canyon. The request was made throu...

New Trailhead Opens at Van Bibber Park

Jeffco Open Space and Prospect Recreation & Park District are excited to announce the opening of the Indiana Trailhead at Van Bibber Park! Previously named the “West Access” located at 5590 Indiana Street, Arvada, CO, the new Indiana Trailhead contain...

Dakota Ridge South Designated Use Trail Opens at Matthews/Winters Park

Today, Jeffco Open Space (JCOS) celebrates the opening of the Dakota Ridge South Trail, a new designated use, mountain bike only trail at Matthews/Winters Park. The construction of the 0.8 miles of new trail began in 2016 and the trail opens for recreatio...

Black Bear Trail Opens, Connecting Deer Creek Canyon and Hildebrand Ranch Parks

Today, Jeffco Open Space celebrates the opening of Black Bear Trail, a major connection between two popular parks in the system. The construction of 6.3 miles of new trail between Plymouth Mountain Trail and Mill Creek in Deer Creek Canyon Park began in O...

Plains Region Management Plan Draft

The 28 unincorporated parks in Jeffco Open Space are organized into nine regions, each with their own management plan. View Map of Jeffco Open Space Park Regions. The intent of the region management plans is to establish and utilize a goal-orient...

South Table Mountain Park Master Plan Draft

The 28 unincorporated parks in Jeffco Open Space are organized into nine regions, each with their own management plan. View Map of Jeffco Open Space Park Regions. The intent of the region management plans is to establish and utilize a goal-orient...

Jefferson County Open Space Announces Designated Use Trails

Jefferson County Open Space (JCOS) will be conducting a one-year pilot program to evaluate the challenges and benefits associated with designated use trails.  As part of this program, two trail segments in the JCOS system will be designated as bi...

Conservation Greenprint

View our recently developed Conservation "Greenprint". This illustrates the challenges that are facing Jeffco Open Space today, the opportunities we see, and the strategies we plan to implement to address these challenges. View the full document...