Wyoming Highway 317

Wyoming Highway 317 (WYO 317) is a fairly short north–south 1.66 mi Wyoming state road in northeastern Platte County that serves Guernsey State Park as the south entrance.

Route description
Wyoming Highway 317 begins in the U.S. Route 26 just west of the town center of Guernsey. Highway 317 proceeds northward to Guernsey State Park, where it ends at 1.66 miles.

The roadway continues as Lakeside Drive and crosses the Guernsey Dam, an earth-fill dam on the North Platte River. Lakeside Drive then runs along the eastern side of the Guernsey Reservoir to the north park entrance and then out to Wyoming Highway 270 northeast of the park.