Colorado State Highway 325State Highway 325 is a state highway in Garfield County, Colorado, United States, that connects Colorado [State Highway 13], north of Rifle, with Rifle Mountain Park.Route descriptionSH 325 runs, starting at a junction with SH 13 north of Rifle. The highway goes north to Rifle Gap State Park. From there it follows East Rifle Creek east and then north to Rifle [Falls State Park]. After passing the falls it continues north along the creek, ending at the entrance to Rifle Mountain Park.