Lakes / Iowa / Wayne County / Humeston Reservoir
Humeston Reservoir, Iowa
37 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Iowa
40.88 degrees N, 93.51 degrees W - Wayne 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 Humeston Reservoir Stacks Up
- Larger than 16% of the 220 lakes counted in Iowa.
- About 49 miles from Des Moines, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Corydon Lake | Wayne | 13 mi | 41 acres |
| West Lake | Lucas | 13 mi | 69 acres |
| Red Haw Lake | Lucas | 15 mi | 79 acres |
| Lake Ellis | Lucas | 15 mi | 77 acres |
| Lake Morris | Lucas | 16 mi | 129 acres |
| Grade Lake | Clarke | 17 mi | 25 acres |
Straight-line distance between lake centers.
Facts and Figures
Largest Lakes in Iowa
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Rathbun Lake | Appanoose | 13,869 acres | - |
| 2 | Lake Red Rock | Marion | 8,619 acres | - |
| 3 | Spirit Lake | Dickinson | 5,463 acres | - |
| 4 | Saylorville Lake | Polk | 5,428 acres | - |
| 5 | Clear Lake | Cerro Gordo | 3,632 acres | - |
All 220 Iowa lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 147256466). Verified October 30, 2026.