Lakes / Nebraska / Cherry County / Twentyone Lake
Twentyone Lake, Nebraska
91 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Nebraska
42.47 degrees N, 100.45 degrees W - Cherry 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 Twentyone Lake Stacks Up
- Larger than 62% of the 660 lakes counted in Nebraska.
- About 94 miles from North Platte, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Center Lake | Cherry | 1.8 mi | 122 acres |
| Pony Lake | Cherry | 3.1 mi | 158 acres |
| South Marsh Lake | Cherry | 3.6 mi | 947 acres |
| Long Lake | Cherry | 4.3 mi | 418 acres |
| Cow Lake | Cherry | 4.5 mi | 31 acres |
| East Twin Lake | Cherry | 4.6 mi | 35 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Twentyone Lake
How Big Is Twentyone Lake?
Twentyone Lake covers 91 acres in Cherry County, Nebraska.
What Is the Largest Lake in Cherry County?
Merritt Reservoir is the largest lake in Cherry County, at 2,544 acres.
Largest Lakes in Nebraska
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake McConaughy | Keith | 24,885 acres | - |
| 2 | Harlan County Lake | Harlan | 12,822 acres | - |
| 3 | Calamus Reservoir | Loup | 5,032 acres | - |
| 4 | Swanson Lake | Hitchcock | 4,661 acres | - |
| 5 | Sutherland Reservoir | Lincoln | 2,956 acres | - |
All 660 Nebraska 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 167754016). Verified October 30, 2026.