Lakes / Idaho / Blaine County / Pettit Lake
Pettit Lake, Idaho
398.35 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Idaho
43.98 degrees N, 114.88 degrees W - Blaine 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 Pettit Lake Stacks Up
- Larger than 80% of the 316 lakes counted in Idaho.
- About 33 miles from Ketchum, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Yellow Belly Lake | Custer | 1.5 mi | 193.48 acres |
| Farley Lake | Custer | 2.6 mi | 32.15 acres |
| Imogene Lake | Custer | 3.8 mi | 71.66 acres |
| Perkins Lake | Blaine | 4.0 mi | 49.8 acres |
| Hell Roaring Lake | Custer | 4.2 mi | 56.59 acres |
| Alice Lake | Blaine | 4.3 mi | 71.17 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Pettit Lake
How Big Is Pettit Lake?
Pettit Lake covers 398.35 acres in Blaine County, Idaho.
What Is the Largest Lake in Blaine County?
Magic Reservoir is the largest lake in Blaine County, at 3,078.58 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 39265164). Verified October 30, 2026.