Lakes / Nebraska / Arthur County / Threemile Lake
Threemile Lake, Nebraska
79 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Nebraska
41.64 degrees N, 101.50 degrees W - Arthur 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 Threemile Lake Stacks Up
- Larger than 58% of the 660 lakes counted in Nebraska.
- About 52 miles from North Platte, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Mechoglan Lake | Arthur | 4.6 mi | 38 acres |
| Brown Lake | McPherson | 6.0 mi | 65 acres |
| Swan Lake | Arthur | 6.2 mi | 276 acres |
| Sand Beach Lake | McPherson | 7.8 mi | 55 acres |
| K C Lake | Arthur | 8.3 mi | 47 acres |
| Sand Puddin Lake | Arthur | 8.3 mi | 106 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Threemile Lake
How Big Is Threemile Lake?
Threemile Lake covers 79 acres in Arthur County, Nebraska.
What Is the Largest Lake in Arthur County?
Swan Lake is the largest lake in Arthur County, at 276 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 139495514). Verified October 30, 2026.