Lakes / Oregon / Klamath County / Antelope Reservoir
Antelope Reservoir, Klamath County, Oregon
150 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Oregon
42.05 degrees N, 121.02 degrees W - Klamath 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 Antelope Reservoir Stacks Up
- Larger than 67% of the 642 lakes counted in Oregon.
- About 97 miles from Medford, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Gerber Lower Division Reservoir | Klamath | 2.4 mi | 31 acres |
| Twenty One Reservoir | Klamath | 3.2 mi | 30 acres |
| Grohs Reservoir | Klamath | 4.4 mi | 85 acres |
| Bumphead Reservoir | Klamath | 4.5 mi | 43 acres |
| Upper Midway Reservoir | Klamath | 4.5 mi | 49 acres |
| Willow Valley Reservoir | Klamath | 5.3 mi | 543 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Antelope Reservoir
How Big Is Antelope Reservoir?
Antelope Reservoir covers 150 acres in Klamath County, Oregon.
What Is the Largest Lake in Klamath County?
Upper Klamath Lake is the largest lake in Klamath County, at 62,095 acres.
Largest Lakes in Oregon
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Upper Klamath Lake | Klamath | 62,095 acres | - |
| 2 | Lake Umatilla | Morrow | 50,042 acres | - |
| 3 | Lake Abert | Lake | 37,137 acres | - |
| 4 | Summer Lake | Lake | 31,602 acres | - |
| 5 | Harney Lake | Harney | 31,290 acres | - |
All 642 Oregon 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 84070029). Verified October 30, 2026.