Lakes / Idaho / Fremont County / Egin Lakes
Egin Lakes, Idaho
29.9 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Idaho
43.96 degrees N, 111.86 degrees W - Fremont 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 Egin Lakes Stacks Up
- Larger than 7% of the 316 lakes counted in Idaho.
- About 34 miles from Idaho Falls, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Quayles Lake | Fremont | 3.3 mi | 149.25 acres |
| Butte Slough | Jefferson | 15 mi | 42.14 acres |
| Lemon Lake | Fremont | 16 mi | 37.56 acres |
| Upper Arcadia Reservoir | Fremont | 18 mi | 42.75 acres |
| Lower Arcadia Reservoir | Fremont | 18 mi | 70.92 acres |
| Sandhole Lake | Jefferson | 19 mi | 201.73 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Egin Lakes
How Big Is Egin Lakes?
Egin Lakes covers 29.9 acres in Fremont County, Idaho.
What Is the Largest Lake in Fremont County?
Island Park Reservoir is the largest lake in Fremont County, at 7,550.45 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 52361795). Verified October 30, 2026.