Keyhole State Park Tatanka Campground

Open — Open year-round with reservations required. Electric hookups available year-round; water hookups are seasonal.

About

Tatanka Campground is Keyhole State Park's only campground with amenities, featuring 32 sites with electric and water hookups plus an additional 10 sites available through the marina. Named after the Lakota word for buffalo, Tatanka offers modern conveniences including ADA-accessible restrooms with showers, a dump station at the park entrance, and a boat launch. The campground includes group camping sites and picnic shelters with electrical outlets and lighting, making it ideal for family reunions, weddings, and company gatherings. Located on the southeast shore of Keyhole Reservoir on the western edge of the Black Hills, the campground provides direct lake access for boating, water skiing, kayaking, and paddleboarding. Keyhole Reservoir is known for producing some of Wyoming's largest fish and attracts bird-watchers with approximately 225 species observed in the area. The park sits between Sundance and Moorcroft, easily accessed from I-90 at exit 165. Reservations are required for all Keyhole State Park campgrounds from mid-May through mid-September. Electric hookups are available year-round, while water hookups are seasonal. The campground offers a peaceful setting with lake views and is a popular base for exploring the Black Hills region and nearby Devils Tower National Monument.

Directions

From I-90, take exit 165. Travel north 6 miles to Keyhole State Park entrance. Follow signs to Tatanka Campground.

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