Lakes / Montana / Chouteau County
Lakes in Chouteau County, Montana
21 lakes counted in Chouteau County - the largest is Kingsbury Lake at 1,463.6 acres.
21
Lakes Counted
1,463.6 acres
Largest - Kingsbury Lake
Chouteau County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Kingsbury Lake | Chouteau | 1,463.6 acres | - |
| 2 | Big Lake | Chouteau | 1,212.5 acres | - |
| 3 | White Lake | Chouteau | 754.6 acres | - |
| 4 | Lonesome Lake | Chouteau | 727.7 acres | - |
| 5 | Shonkin Lake | Chouteau | 498.2 acres | - |
| 6 | Harwood Lake | Chouteau | 383.5 acres | - |
| 7 | Dammel Reservoir | Chouteau | 207.1 acres | - |
| 8 | Lost Lake | Chouteau | 170.5 acres | - |
| 9 | Clear Lake | Chouteau | 159.5 acres | - |
| 10 | Big Sag Lake | Chouteau | 148.8 acres | - |
| 11 | Big Lake | Chouteau | 110.8 acres | - |
| 12 | Seifort Reservoir | Chouteau | 100.3 acres | - |
| 13 | Floweree Lake | Chouteau | 69.2 acres | - |
| 14 | Antelope Lake | Chouteau | 67.2 acres | - |
| 15 | Rice Reservoir | Chouteau | 66.7 acres | - |
| 16 | Sand Lake | Chouteau | 65.7 acres | - |
| 17 | Boneau Reservoir | Chouteau | 63 acres | - |
| 18 | Flick Lake | Chouteau | 62.8 acres | - |
| 19 | Panton Coulee Reservoir | Chouteau | 32 acres | - |
| 20 | Eightmile Springs | Chouteau | 12 acres | - |
| 21 | Dry Fork Reservoir | Chouteau | 5 acres | - |
Sources: Montana Fish, Wildlife & Parks lake data; USGS. Verified October 30, 2026.