January: Public Works Announces Niwot Road Median Closure Near Diagonal Highway

January: Public Works Announces Niwot Road Median Closure Near Diagonal Highway

Boulder County Public Works announces a temporary median closure on Niwot Road near the CO-119 Diagonal Highway intersection for utility infrastructure improvements. The closure will affect left turns from Niwot Road onto the Diagonal Highway for approximately six weeks. A signed detour route will be in place.

Safety data from the Niwot area shows 37 reported incidents in the past 12 months, a 25% change from the previous year. The Sheriff’s Office has increased patrols along Nelson Road and added community outreach programs in response to resident feedback.

Boulder County has partnered with the cities of Boulder, Longmont, Lafayette, and Louisville on this project. Combined investment across all jurisdictions totals $71,000, making it one of the largest collaborative efforts in the county’s history.

Contact Information

A community information session will be held at the Niwot library on Friday, June 5 at 7:00 PM. Translation services in Spanish and Nepali will be available. The session will also be livestreamed on the Boulder County YouTube channel.

Environmental review of the project area near Nelson Road found 7 sensitive species and 1 wetland areas requiring mitigation. The Human Services worked with Colorado Parks and Wildlife to develop a habitat conservation plan.

What You Need to Know

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 $59,000 per year. Applications are processed on a first-come, first-served basis.