ROAD CLOSURE INFORMATION:

Please be advised that Niwot Road is closed for the duration of the Boulder Spring Half Marathon event. Niwot Road will be closed from 8am until noon on Sunday, April 7.

DETOUR INFORMATION:

Vehicles traveling eastbound or westbound can detour the closures at Niwot Road and Oxford Road by using Nelson Road to the North or Jay Road to the South. Both roads travel East/West.