From I-70, take the Highway 13/Rifle exit an go north. Follow Highway 13 around downtown or take Railroad Avenue through the city. Follow Highway 13 north of Rifle.
At Hwy 325, turn right toward Rifle Creek Golf Course and Rifle Gap Reservoir. Drive over the dam at Rifle Gap and continue on Hwy 325 to Rifle Falls State Park. The entrance for Rifle Mountain Park is about 3 miles further, shortly after Highway 325 turns to gravel.