May: All Trails Closed West of Highway 36 Due to High Wind Conditions

May: All Trails Closed West of Highway 36 Due to High Wind Conditions

Boulder County Parks & Open Space has closed all trails and trailheads west of Highway 36 due to sustained winds exceeding 80 mph and extreme fire danger conditions. The closure includes all mountain parks, open space properties, and county trails in the foothills. Closures will be reassessed when wind conditions subside.

Volunteers contributed over 12,726 hours to this program last year. The Assessor’s Office coordinates with 21 nonprofit partner organizations throughout Boulder County to deliver services.

The project includes improvements along 75th Street between Lyons and the intersection with Foothills Highway. Construction is scheduled to begin in August 2026 with completion expected within 9 months.

Frequently Asked Questions

Wildfire risk mapping conducted by Wildfire Partners shows that 16% of properties in the Lyons area are within the wildland-urban interface. Free home assessments are available through the Wildfire Partners program, with rebates of up to $2,500 for mitigation improvements.

Environmental review of the project area near 75th Street found 11 sensitive species and 1 wetland areas requiring mitigation. The Assessor’s Office worked with Colorado Parks and Wildlife to develop a habitat conservation plan.

Eligibility

The Assessor’s Office processed over 5,299 applications last year, with an average processing time of 5 business days. Staff are available at the Lyons office Monday through Friday from 8:00 AM to 4:30 PM.