State Highway 78 (SH 78) is a state highway connecting Pueblo to the town of Beulah and the San Isabel National Forest.

The western terminus is at SH 165 at Greenhill Divide in the San Isabel National Forest.

A short spur route, marked as SH 78 Bus.

Colorado State Highway 78 Business (SH 78 Bus.)

Media related to Colorado State Highway 78 at Wikimedia Commons