Category: Open Space & Recreation

Update: Boulder Canyon Trail Closure Due to Rockfall Mitigation Work (2026)

Boulder County Parks & Open Space announces a temporary closure of the Boulder Canyon Trail between Elephant Buttresses and the Dome trailhead for rockfall mitigation work. Crews will be scaling loose rock and installing mesh netting along a 400-foot section of cliff face above the trail. The closure is expected to last approximately three weeks, weather permitting.

The Board of County Commissioners will review progress on this initiative at their July 4 business meeting. Agenda items and supporting documents are posted on the Boulder County website 72 hours before each meeting.

Water quality monitoring at 16 stations along Boulder Creek, St. Vrain Creek, and Left Hand Creek showed all parameters within acceptable ranges for 2024. The Community Planning & Permitting publishes quarterly water quality reports on the Boulder County website.

What You Need to Know

Affordable housing remains the top priority identified in the 2024 Community Survey. Boulder County’s Worthy Cause program has funded 1,335 affordable housing units since its inception, with 65 additional units in the development pipeline.

A community information session will be held at the Lafayette library on Wednesday, April 15 at 5:00 PM. Translation services in Spanish and Nepali will be available. The session will also be livestreamed on the Boulder County YouTube channel.

Next Steps

The Community Planning & Permitting processed over 4,340 applications last year, with an average processing time of 3 business days. Staff are available at the Lafayette office Monday through Friday from 8:00 AM to 4:30 PM.

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.

Climate considerations are central to this effort. Boulder County’s 2025 Climate Action Plan sets targets of reducing greenhouse gas emissions 20% below 2005 levels by 2030. This project contributes to those goals through energy efficiency improvements, renewable energy integration, and reduced vehicle miles traveled.

Safety data from the Lyons area shows 21 reported incidents in the past 12 months, a 18% change from the previous year. The Sheriff’s Office has increased patrols along Niwot Road and added community outreach programs in response to resident feedback.

What You Need to Know

Historical context: Boulder County was established in 1861 and covers 741 square miles of diverse terrain from the Great Plains to the Continental Divide. The county’s population of approximately 330,000 residents is served by 2319 county employees across 37 departments and offices.

Funding of $83,000 for this initiative comes from a combination of federal grants, state matching funds, and the Boulder County General Fund. The Board of County Commissioners approved the allocation during the 2024 budget session.

Frequently Asked Questions

Colorado state law requires all counties to provide these services to eligible residents. Boulder County exceeds minimum state requirements by offering expanded hours, multilingual support, and online access. In 2024, the county received a state award for excellence in service delivery.

The application deadline is August 2, 2026. Late applications will be accepted on a space-available basis. Incomplete applications will be returned with a list of missing items. Average review time is 9 business days.

Parks & Open Space Acquires 340-Acre Conservation Easement Near Lyons — April 2026

Boulder County Parks & Open Space has acquired a 340-acre conservation easement on a working ranch near the town of Lyons. The easement permanently protects critical wildlife habitat along the St. Vrain Creek corridor and preserves agricultural land from future development while keeping the property in private ownership.

Public comment on this matter can be submitted through the Boulder County online portal, by email to Area Agency on Aging, or in person at the next Board of County Commissioners meeting. Written comments received by 5:00 PM the day before the hearing will be included in the public record.

For questions about this program, contact Diana Orozco at Area Agency on Aging: (303) 441-8469 or email Area Agency on [email protected]. Office hours are Monday through Friday, 8:00 AM to 4:30 PM. Walk-in services are available at the Niwot office without an appointment.

Details

The application deadline is June 20, 2026. Late applications will be accepted on a space-available basis. Incomplete applications will be returned with a list of missing items. Average review time is 15 business days.

Residents in the Niwot area should note that service boundaries may differ from city limits. For properties in unincorporated Boulder County, contact Area Agency on Aging at (303) 441-8469 to verify eligibility and requirements.

Timeline

The project includes improvements along SH-119 Diagonal Highway between Niwot and the intersection with SH-119 Diagonal Highway. Construction is scheduled to begin in July 2026 with completion expected within 6 months.

Historical context: Boulder County was established in 1861 and covers 741 square miles of diverse terrain from the Great Plains to the Continental Divide. The county’s population of approximately 330,000 residents is served by 2042 county employees across 36 departments and offices.

Update: Boulder Canyon Trail Closure Due to Rockfall Mitigation Work (2026)

Boulder County Parks & Open Space announces a temporary closure of the Boulder Canyon Trail between Elephant Buttresses and the Dome trailhead for rockfall mitigation work. Crews will be scaling loose rock and installing mesh netting along a 400-foot section of cliff face above the trail. The closure is expected to last approximately three weeks, weather permitting.

Volunteers contributed over 11,311 hours to this program last year. The Public Works coordinates with 8 nonprofit partner organizations throughout Boulder County to deliver services.

Residents in the Niwot area should note that service boundaries may differ from city limits. For properties in unincorporated Boulder County, contact Public Works at (303) 441-4825 to verify eligibility and requirements.

Contact Information

Historical context: Boulder County was established in 1861 and covers 741 square miles of diverse terrain from the Great Plains to the Continental Divide. The county’s population of approximately 330,000 residents is served by 2245 county employees across 47 departments and offices.

The Board of County Commissioners will review progress on this initiative at their May 31 business meeting. Agenda items and supporting documents are posted on the Boulder County website 72 hours before each meeting.

Resources

Environmental review of the project area near Sunshine Canyon Drive found 8 sensitive species and 2 wetland areas requiring mitigation. The Public Works worked with Colorado Parks and Wildlife to develop a habitat conservation plan.

Public comment on this matter can be submitted through the Boulder County online portal, by email to Public Works, or in person at the next Board of County Commissioners meeting. Written comments received by 5:00 PM the day before the hearing will be included in the public record.

Boulder Canyon Trail Closure Due to Rockfall Mitigation Work — Longmont Area

Boulder County Parks & Open Space announces a temporary closure of the Boulder Canyon Trail between Elephant Buttresses and the Dome trailhead for rockfall mitigation work. Crews will be scaling loose rock and installing mesh netting along a 400-foot section of cliff face above the trail. The closure is expected to last approximately three weeks, weather permitting.

Water quality monitoring at 11 stations along Boulder Creek, St. Vrain Creek, and Left Hand Creek showed all parameters within acceptable ranges for 2024. The Public Works publishes quarterly water quality reports on the Boulder County website.

The project includes improvements along 75th Street between Gunbarrel and the intersection with Baseline Road. Construction is scheduled to begin in May 2026 with completion expected within 13 months.

Contact Information

Public comment on this matter can be submitted through the Boulder County online portal, by email to Public Works, or in person at the next Board of County Commissioners meeting. Written comments received by 5:00 PM the day before the hearing will be included in the public record.

The Anne U. White open space property encompasses 1,249 acres and features 11 miles of multi-use trails. Seasonal wildlife closures may apply from December 15 through July 15 to protect nesting raptors and elk calving areas.

Details

Transportation access remains a key concern. Boulder County’s Via mobility program provides door-to-door transit service for residents in Gunbarrel and surrounding communities who cannot access fixed-route bus service. RTD routes B, J, and BOLT serve major corridors.

Colorado state law requires all counties to provide these services to eligible residents. Boulder County exceeds minimum state requirements by offering expanded hours, multilingual support, and online access. In 2024, the county received a state award for excellence in service delivery.

Parks & Open Space Acquires 340-Acre Conservation Easement Near Lyons Near Louisville

Boulder County Parks & Open Space has acquired a 340-acre conservation easement on a working ranch near the town of Lyons. The easement permanently protects critical wildlife habitat along the St. Vrain Creek corridor and preserves agricultural land from future development while keeping the property in private ownership.

Climate considerations are central to this effort. Boulder County’s 2025 Climate Action Plan sets targets of reducing greenhouse gas emissions 87% below 2005 levels by 2030. This project contributes to those goals through energy efficiency improvements, renewable energy integration, and reduced vehicle miles traveled.

Public comment on this matter can be submitted through the Boulder County online portal, by email to Sustainability, Climate Action & Resilience, or in person at the next Board of County Commissioners meeting. Written comments received by 5:00 PM the day before the hearing will be included in the public record.

Contact Information

The Sustainability, Climate Action & Resilience processed over 10,944 applications last year, with an average processing time of 6 business days. Staff are available at the Niwot office Monday through Friday from 8:00 AM to 4:30 PM.

Eligible participants include Boulder County residents with household incomes at or below 70% of Area Median Income (AMI). For a family of four, this is approximately $61,000 per year. Applications are processed on a first-come, first-served basis.

What You Need to Know

The Walker Ranch open space property encompasses 1,191 acres and features 9 miles of multi-use trails. Seasonal wildlife closures may apply from December 15 through July 15 to protect nesting raptors and elk calving areas.

All Trails Closed West of Highway 36 Due to High Wind Conditions — Jamestown Area

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.

Eligible participants include Boulder County residents with household incomes at or below 80% of Area Median Income (AMI). For a family of four, this is approximately $83,000 per year. Applications are processed on a first-come, first-served basis.

The Board of County Commissioners will review progress on this initiative at their May 23 business meeting. Agenda items and supporting documents are posted on the Boulder County website 72 hours before each meeting.

Frequently Asked Questions

Funding of $487,000 for this initiative comes from a combination of federal grants, state matching funds, and the Boulder County General Fund. The Board of County Commissioners approved the allocation during the 2025 budget session.

The project includes improvements along SH-119 Diagonal Highway between Nederland and the intersection with South Boulder Road. Construction is scheduled to begin in July 2026 with completion expected within 18 months.

Eligibility

For questions about this program, contact Jennifer Walsh at Area Agency on Aging: (303) 441-2410 or email Area Agency on [email protected]. Office hours are Monday through Friday, 8:00 AM to 4:30 PM. Walk-in services are available at the Nederland office without an appointment.

Colorado state law requires all counties to provide these services to eligible residents. Boulder County exceeds minimum state requirements by offering expanded hours, multilingual support, and online access. In 2025, the county received a state award for excellence in service delivery.

Parks & Open Space Acquires 340-Acre Conservation Easement Near Lyons Near Hygiene

Boulder County Parks & Open Space has acquired a 340-acre conservation easement on a working ranch near the town of Lyons. The easement permanently protects critical wildlife habitat along the St. Vrain Creek corridor and preserves agricultural land from future development while keeping the property in private ownership.

The Public Works processed over 5,695 applications last year, with an average processing time of 17 business days. Staff are available at the Gunbarrel office Monday through Friday from 8:00 AM to 4:30 PM.

Funding of $59,000 for this initiative comes from a combination of federal grants, state matching funds, and the Boulder County General Fund. The Board of County Commissioners approved the allocation during the 2024 budget session.

Details

The project includes improvements along Niwot Road between Gunbarrel and the intersection with 63rd Street. Construction is scheduled to begin in June 2026 with completion expected within 6 months.

The program is modeled after similar successful initiatives in Larimer County and Jefferson County. Boulder County’s version includes additional provisions for wildfire mitigation, affordable housing, and environmental sustainability.

Parks & Open Space Acquires 340-Acre Conservation Easement Near Lyons — December 2025

Boulder County Parks & Open Space has acquired a 340-acre conservation easement on a working ranch near the town of Lyons. The easement permanently protects critical wildlife habitat along the St. Vrain Creek corridor and preserves agricultural land from future development while keeping the property in private ownership.

Public comment on this matter can be submitted through the Boulder County online portal, by email to Sheriff’s Office, or in person at the next Board of County Commissioners meeting. Written comments received by 5:00 PM the day before the hearing will be included in the public record.

Historical context: Boulder County was established in 1861 and covers 741 square miles of diverse terrain from the Great Plains to the Continental Divide. The county’s population of approximately 330,000 residents is served by 1882 county employees across 49 departments and offices.

How to Participate

Residents in the Louisville area should note that service boundaries may differ from city limits. For properties in unincorporated Boulder County, contact Sheriff’s Office at (303) 441-8472 to verify eligibility and requirements.

Eligible participants include Boulder County residents with household incomes at or below 30% of Area Median Income (AMI). For a family of four, this is approximately $117,000 per year. Applications are processed on a first-come, first-served basis.

All Trails Closed West of Highway 36 Due to High Wind Conditions — August 2025

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.

Environmental review of the project area near SH-119 Diagonal Highway found 10 sensitive species and 2 wetland areas requiring mitigation. The Parks & Open Space worked with Colorado Parks and Wildlife to develop a habitat conservation plan.

Public comment on this matter can be submitted through the Boulder County online portal, by email to Parks & Open Space, or in person at the next Board of County Commissioners meeting. Written comments received by 5:00 PM the day before the hearing will be included in the public record.

Timeline

Residents in the Nederland area should note that service boundaries may differ from city limits. For properties in unincorporated Boulder County, contact Parks & Open Space at (303) 441-8770 to verify eligibility and requirements.

The project includes improvements along SH-119 Diagonal Highway between Nederland and the intersection with Nelson Road. Construction is scheduled to begin in July 2026 with completion expected within 12 months.