Lakes / Idaho / Idaho County / Big Hazard Lake
Big Hazard Lake, Idaho
142.09 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Idaho
45.22 degrees N, 116.14 degrees W - Idaho 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 Big Hazard Lake Stacks Up
- Larger than 66% of the 316 lakes counted in Idaho.
- The largest lake in Idaho County among those counted.
- About 111 miles from Boise, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Hazard Lake | Idaho | 0.8 mi | 62.27 acres |
| Upper Hazard Lake | Idaho | 2.9 mi | 40.03 acres |
| Twin Lakes | Adams | 8.1 mi | 39.78 acres |
| Upper Payette Lake | Valley | 8.2 mi | 310.83 acres |
| Granite Lake | Valley | 8.3 mi | 112.29 acres |
| Goose Lake | Adams | 9.5 mi | 378.07 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Big Hazard Lake
How Big Is Big Hazard Lake?
Big Hazard Lake covers 142.09 acres in Idaho County, Idaho.
What Is the Largest Lake in Idaho County?
Big Hazard Lake is the largest lake in Idaho County, at 142.09 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 54946137). Verified October 30, 2026.