Highway 285 has reopened.
The highway was closed east of Fairplay because of grass fire at 3 p.m. Monday. It reopened just before 5 p.m.
The Colorado Department of Transportation said a prescribed burn in the area got out of control.
AIRTRACKER7 video from the scene showed the fire burned close to a home, but did not burn the home.
Fairplay is about 85 miles from Denver.