Lakes / Iowa / Allamakee County / Big Lake
Big Lake, Allamakee County, Iowa
704 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Iowa
43.40 degrees N, 91.22 degrees W - Allamakee 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 Big Lake Stacks Up
- Larger than 90% of the 220 lakes counted in Iowa.
- The largest lake in Allamakee County among those counted.
- About 101 miles from Cedar Rapids, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Duck Lake | Allamakee | 5.5 mi | 113 acres |
| Martelle Lake | Allamakee | 13 mi | 31 acres |
| Joyce Lake | Allamakee | 14 mi | 29 acres |
| Taylor Lakes | Allamakee | 16 mi | 58 acres |
| Mud Hen Lake | Allamakee | 17 mi | 383 acres |
| Founders Pond | Allamakee | 22 mi | 29 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Big Lake
How Big Is Big Lake?
Big Lake covers 704 acres in Allamakee County, Iowa.
What Is the Largest Lake in Allamakee County?
Big Lake is the largest lake in Allamakee County, at 704 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 122937288). Verified October 30, 2026.