Lakes / Idaho / Bonneville County / Grays Lake
Grays Lake, Idaho
337.33 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Idaho
43.13 degrees N, 111.46 degrees W - Bonneville County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Grays Lake Stacks Up
- Larger than 77% of the 316 lakes counted in Idaho.
- About 39 miles from Idaho Falls, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Little Valley Reservoir | Bonneville | 4.4 mi | 166.29 acres |
| Blackfoot Reservoir | Caribou | 17 mi | 16,913.5 acres |
| Palisades Reservoir | Bonneville | 19 mi | 13,913.74 acres |
| Hole in the Rock | Caribou | 22 mi | 146.29 acres |
| Twentyfour Mile Reservoir | Caribou | 27 mi | 37.31 acres |
| Upper Palisades Lake | Bonneville | 27 mi | 121.99 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Grays Lake
How Big Is Grays Lake?
Grays Lake covers 337.33 acres in Bonneville County, Idaho.
What Is the Largest Lake in Bonneville County?
Palisades Reservoir is the largest lake in Bonneville County, at 13,913.74 acres.
Largest Lakes in Idaho
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Pend Oreille | Bonner | 92,764.44 acres | - |
| 2 | American Falls Reservoir | Power | 55,319.78 acres | - |
| 3 | Coeur d'Alene Lake | Kootenai | 26,891.64 acres | - |
| 4 | Lake Cascade | Valley | 25,043.4 acres | - |
| 5 | Priest Lake | Bonner | 23,425.59 acres | - |
All 316 Idaho lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 43799352). Verified October 30, 2026.