Lakes / Nebraska / Brown County / Diamond Lake
Diamond Lake, Brown County, Nebraska
135 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Nebraska
42.22 degrees N, 100.04 degrees W - Brown 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 Diamond Lake Stacks Up
- Larger than 75% of the 660 lakes counted in Nebraska.
- About 85 miles from North Platte, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Willow Lake | Brown | 2.4 mi | 403 acres |
| Clear Lake | Brown | 2.7 mi | 126 acres |
| Enders Lake | Brown | 4.0 mi | 377 acres |
| Philbrick Lake | Brown | 5.5 mi | 45 acres |
| Long Lake | Brown | 5.5 mi | 226 acres |
| Rat Lake | Brown | 5.7 mi | 213 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Diamond Lake
How Big Is Diamond Lake?
Diamond Lake covers 135 acres in Brown County, Nebraska.
What Is the Largest Lake in Brown County?
Moon Lake is the largest lake in Brown County, at 500 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 154574661). Verified October 30, 2026.