Lakes / Iowa / Black Hawk County / Hanson Lake
Hanson Lake, Iowa
35 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Iowa
42.46 degrees N, 92.30 degrees W - Black Hawk 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 Hanson Lake Stacks Up
- Larger than 14% of the 220 lakes counted in Iowa.
- About 46 miles from Cedar Rapids, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| George Wyth Lake | Black Hawk | 7.5 mi | 80 acres |
| Fisher Lake | Black Hawk | 8.0 mi | 29 acres |
| Lake Oelwein | Buchanan | 22 mi | 42 acres |
| Delwein Lake | Fayette | 24 mi | 52 acres |
| Otter Creek Lake | Tama | 31 mi | 61 acres |
| Union Grove Lake | Tama | 31 mi | 106 acres |
Straight-line distance between lake centers.
Facts and Figures
Waterbody ID{4F22F193-E7B6-4796-BEE1-64A72D5B3220}
CountyBlack Hawk
Lake TypeLake
Coordinates42.4558, -92.2980
Questions About Hanson Lake
How Big Is Hanson Lake?
Hanson Lake covers 35 acres in Black Hawk County, Iowa.
What Is the Largest Lake in Black Hawk County?
George Wyth Lake is the largest lake in Black Hawk County, at 80 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 {4F22F193-E7B6-4796-BEE1-64A72D5B3220}). Verified October 30, 2026.