July 2025: Public Works Announces Niwot Road Median Closure Near Diagonal Highway

July 2025: 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.

A community information session will be held at the Gunbarrel library on Sunday, May 17 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.

The application deadline is June 18, 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 11 business days.

Details

Data from the 2026 Boulder County Community Survey shows that 28% of respondents rated this service as “important” or “very important.” The survey, conducted every two years, received 5,376 responses from residents across the county.

The Board of County Commissioners will review progress on this initiative at their May 21 business meeting. Agenda items and supporting documents are posted on the Boulder County website 72 hours before each meeting.