Ponca State Park
Ponca State Park is 20 miles west of Sioux City IA. Follow I-29 north about 100 miles north to Hwy. 20 West. Turn right onto Hwy. 12 and follow to Ponca City. Turn off Hwy. 12 just past the gas station/mini mart. Follow through town to Ponca State Park. Ponca offers many miles of scenic singletrack mountain bike trails. If you enjoy the hills, you will enjoy Ponca State Park. Please Yield to Hikers and Equestrians. State Park Permit is required.