Lakes / Idaho / Caribou County / Chesterfield Reservoir
Chesterfield Reservoir, Idaho
1,264.44 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Idaho
42.90 degrees N, 111.97 degrees W - Caribou 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 Chesterfield Reservoir Stacks Up
- Larger than 89% of the 316 lakes counted in Idaho.
- About 41 miles from Idaho Falls, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Twentyfour Mile Reservoir | Caribou | 4.0 mi | 37.31 acres |
| Blackfoot Reservoir | Caribou | 18 mi | 16,913.5 acres |
| Hole in the Rock | Caribou | 19 mi | 146.29 acres |
| Alexander Reservoir | Caribou | 23 mi | 1,007.26 acres |
| Equalizing Reservoir | Bingham | 25 mi | 230.3 acres |
| Little Valley Reservoir | Bonneville | 26 mi | 166.29 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Chesterfield Reservoir
How Big Is Chesterfield Reservoir?
Chesterfield Reservoir covers 1,264.44 acres in Caribou County, Idaho.
What Is the Largest Lake in Caribou County?
Blackfoot Reservoir is the largest lake in Caribou County, at 16,913.5 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 55060463). Verified October 30, 2026.