Lakes / Wyoming / Sublette County / Big Sandy Lake
Big Sandy Lake, Wyoming
57 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Wyoming
42.74 degrees N, 109.21 degrees W - Sublette County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Wyoming Game and Fish Department coordinates, not by eye. Schematic - not a survey map.
How Big Sandy Lake Stacks Up
- Larger than 56% of the 783 lakes counted in Wyoming.
- About 94 miles from Jackson, as the crow flies.
- 2 fish species on the WGFD list for this lake.
Fish Species
Brook TroutCutthroat Trout
Species recorded for this lake. Presence only - no abundance ratings.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Rapid Lake | Sublette | 0.9 mi | 10 acres |
| Blue Lake | Sublette | 1.0 mi | 10 acres |
| Clear Lake Reservoir | Sublette | 1.1 mi | 44 acres |
| North Lake | Sublette | 1.1 mi | 5 acres |
| Black Joe Lake | Sublette | 2.0 mi | 76 acres |
| Diamond Lake | Sublette | 2.1 mi | 9 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Big Sandy Lake
How Big Is Big Sandy Lake?
Big Sandy Lake covers 57 acres in Sublette County, Wyoming.
What Fish Are in Big Sandy Lake?
The WGFD lists Brook Trout and Cutthroat Trout for Big Sandy Lake.
What Is the Largest Lake in Sublette County?
Fremont Lake is the largest lake in Sublette County, at 5,051.16 acres.
Deepest Natural Lakes in Wyoming
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Deep Lake | Park | 285 acres | 472 ft |
| 2 | Lake Reno | Park | 107 acres | 222 ft |
| 3 | Snowdrift Lake | Teton | 57 acres | 174 ft |
| 4 | Crater Lake | Big Horn | 39 acres | 166 ft |
| 5 | Beauty Lake | Park | 94 acres | 165 ft |
All 120 Wyoming lakes ranked by depth
Largest Lakes in Wyoming
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Yellowstone Lake | Teton | 84,442 acres | - |
| 2 | Flaming Gorge Reservoir | Sweetwater | 38,888.36 acres | 440 ft |
| 3 | Jackson Lake | Teton | 26,853.22 acres | - |
| 4 | Pathfinder Reservoir | Carbon | 22,000 acres | 192 ft |
| 5 | Seminoe Reservoir | Carbon | 20,000 acres | 200 ft |
All 783 Wyoming lakes ranked by surface area
Sources: Wyoming Game & Fish lake data (ID 38353881). Verified October 30, 2026.