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Boat Ramps in Sioux County, North Dakota
8 boat ramps
Sioux County has 8 boat ramps across 4 waterbodies, including Oahe, Lake, Lake Oahe, and Missouri River - Lake Oahe.
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Ramps in Sioux County
Fort Yates
Oahe, Lake
ND GNF
Froelich Dam
Froelich Dam
USGS
Lake Oahe
Missouri River - Lake Oahe
USGS
Lake Oahe
Missouri River - Lake Oahe
Cannon Ball
USGS
Prairie Knights Marina
Oahe, Lake
Cannon Ball
ND GNF
Prairie Knights Marina
Oahe, Lake
Cannon Ball
ND GNF
2 more ramps
Mapped but not yet named. Check the satellite view to see what’s there.
What waterbodies have boat ramps in Sioux County?
Data last updated Sep 2026