Starting Monday, September 29, Coffman Street will be closed approximately 100 feet south of 2nd Avenue for about three weeks. Both lanes of Coffman Street will be closed on the south side of the intersection. There will be no turns from 2nd Avenue onto Coffman Street heading south during normal working hours, Monday – Friday, 7 am – 6 pm. Access will be provided for emergency services as needed during these times. The intersection will re-open in the evenings and on weekends.

The north side of the intersection will be open. Both northbound and southbound lanes of Coffman Street will be open between 2nd Avenue and 3rd Avenue until paving happens on Tuesday, Sept. 30. However, north/south through traffic will not be allowed across the intersection. The pedestrian crosswalks at the intersection will also be closed.

Please check the Coffman Street Mobility Improvements webpage at for updates on the status of construction and potential traffic impacts.  We encourage the public to support businesses along Coffman Street and adjacent blocks throughout construction. Various parking options can be found on the Downtown Longmont Parking webpage.

Questions or concerns regarding the project should be directed to the project hotline by calling 720-432-7058 or emailing CoffmanStreetMobility@longmontcolorado.gov.