Fort Stevenson State Park Campground offers 139 campsites with varying amenities (48 premium sites with full hookups, 56 modern sites with electricity/water, and 17 primitive sites) along Lake Sakakawea's north shore near Garrison, North Dakota.

The park features two marinas (Garrison Bay and de Trobriand Bay) with seasonal and transient slip rentals, two wide multilane concrete boat ramps with courtesy docks, and equipment rentals including motorized boats, kayaks, canoes, and paddleboards.

Additional amenities include fish cleaning stations, a marina concession store, nearly 10 miles of multi-use trails, and a swim beach.