Lakes / Iowa / Kossuth County / Oak Lake
Oak Lake, Iowa
64 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Iowa
43.12 degrees N, 94.17 degrees W - Kossuth 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 Oak Lake Stacks Up
- Larger than 33% of the 220 lakes counted in Iowa.
- About 52 miles from Okoboji, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Lake Smith | Kossuth | 3.5 mi | 55 acres |
| Lowe Pool | Kossuth | 7.9 mi | 64 acres |
| Smith Pool | Kossuth | 9.0 mi | 345 acres |
| Darling Pool | Kossuth | 10 mi | 84 acres |
| Gabrielson Pool | Kossuth | 12 mi | 37 acres |
| Gabrielson Pool | Kossuth | 12 mi | 28 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Oak Lake
How Big Is Oak Lake?
Oak Lake covers 64 acres in Kossuth County, Iowa.
What Is the Largest Lake in Kossuth County?
Smith Pool is the largest lake in Kossuth County, at 345 acres.
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 120871990). Verified October 30, 2026.