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.

Volunteers contributed over 4,159 hours to this program last year. The Community Planning & Permitting coordinates with 22 nonprofit partner organizations throughout Boulder County to deliver services.

The Lafayette Senior Center offers related programming including free legal consultations, tax preparation assistance, health screenings, and social activities. Over 2,691 seniors participated in center programs last year.

Next Steps

According to Amanda Foster, director of Community Planning & Permitting, this program served 88% more residents in 2025 compared to the previous year. “We’re seeing unprecedented demand from communities across Boulder County, particularly in Lafayette and the surrounding area,” Amanda Foster said.

The Heil Valley Ranch open space property encompasses 1,460 acres and features 5 miles of multi-use trails. Seasonal wildlife closures may apply from December 15 through July 15 to protect nesting raptors and elk calving areas.