Open: Open all year Number of Sites: 82 Number of Sites with Electric: 14
Upper Sioux Agency State Park contains the site of the Upper Sioux or Yellow Medicine Agency. The park was established in 1963 to preserve and interpret the remains of the old Agency site. The park covers 1,280 acres and offers diversity: open prairie knolls, bluffs, and cool, wooded slopes. From the vistas, visitors enjoy the trails which are ideal for horseback riding, hiking, skiing, and snowmobiling. The park also offers a huge sliding hill for winter fun.
These sites are in the Yellow Medicine River Campground. These sites have good distance between sites.
These electric sites are all located in the new campground in an open area with good distance between sites. Most have 30 amp service but 2 sites have 50 amp service.
RV Length Limit
Length is measured from front of tow vehicle to rear of vehicle being towed.
Handicapped Accessible Sites
Sites in the campground are handicapped accessible but do not meet ADA standards.
Sites are located about 200 to 300 feet from the parking area in the new campground. These shaded sites are located along the Yellow Medicine River.
To reserve sites in the horse campground, contact the state park reservation service by phone or online. Some sites kept available on a first-come, first-served basis.
Sites are located in the Riverside campground. These sites are in a shaded, mowed area but do not have separate parking spurs. Sites are defined by the picnic table and firering. Just park near the picnic table and fire ring and that is your site. Reservation System sites - there are 4 reservable sites online. 2 sites are first come, first served.
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