Big Horn County Boat Ramps, Montana

Big Horn County tracks 7 public boat ramps in total, spread across 2 different rivers, creeks and lakes — most notably Bighorn River (6 ramps) and Tongue River - Tongue River Reservoir (1 ramp). Each listing below shows which waterbody it's on, so you can tell at a glance which ones actually connect.

Sourced from official state and federal agency records, last synced on July 7, 2026. Read more about how we verify this data.

7 Boat ramps
2 Waterways
0 Free to launch
6 Neighboring counties

All boat ramps in Big Horn County

Arapooish Bighorn River
Bighorn Bighorn River
General Custer Bighorn River
Grant Marsh Bighorn River
Mallard's Landing Bighorn River
Tongue River Reservoir State Park Tongue River - Tongue River Reservoir
Two Leggins Bighorn River

Waterways in Big Horn County

These are the rivers, creeks and lakes with public boat ramps in Big Horn County. Ramps on the same waterway don't always sit close together on a map — some of these stretch across the whole county.

Bighorn River 6 Tongue River - Tongue River Reservoir 1

Boat ramps in neighboring counties

If Big Horn County doesn't have what you're looking for, these bordering counties are worth a look too.

Yellowstone County 6 ramps
Big Horn County 4 ramps
Carbon County 4 ramps
Rosebud County 3 ramps
Sheridan County 1 ramp
Treasure County 1 ramp

Frequently asked questions

We track 7 public boat ramps in Big Horn County, spread across 2 different rivers, creeks and lakes.

We haven't confirmed any free ramps in Big Horn County yet. Fee status is verified ramp by ramp as we check each one against the source — check the fee badge on each listing below for the latest status.

Bighorn River has the most public boat ramps we track in Big Horn County, with 6 launch points.