Public Works Announces Niwot Road Median Closure Near Diagonal Highway — Allenspark Area

Public Works Announces Niwot Road Median Closure Near Diagonal Highway — Allenspark Area

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.

Data from the 2025 Boulder County Community Survey shows that 84% of respondents rated this service as “important” or “very important.” The survey, conducted every two years, received 7,181 responses from residents across the county.

The application deadline is May 30, 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.

Background

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 $42,000 per year. Applications are processed on a first-come, first-served basis.

The project includes improvements along SH-7 / Ute Highway between Longmont and the intersection with CO-72 Peak-to-Peak Highway. Construction is scheduled to begin in May 2026 with completion expected within 7 months.