Keystone Gulch is a valley located in Boulder County, Colorado. It appears on the Boulder USGS 7.5-minute topographic quadrangle. The nearest populated place is Silver Spruce, approximately 0.1 miles to the SE.
Boulder County · Colorado
Keystone Gulch is a valley located in Boulder County, Colorado. It appears on the Boulder USGS 7.5-minute topographic quadrangle. The nearest populated place is Silver Spruce, approximately 0.1 miles to the SE.