Lakes / Oregon / Douglas County / Galesville Reservoir
Galesville Reservoir, Oregon
558 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Oregon
42.84 degrees N, 123.16 degrees W - Douglas 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 Galesville Reservoir Stacks Up
- Larger than 84% of the 642 lakes counted in Oregon.
- About 39 miles from Medford, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Sams Valley Reservoir | Jackson | 23 mi | 41 acres |
| Ben Irving Reservoir | Douglas | 25 mi | 182 acres |
| Indian Lake Reservoir | Jackson | 28 mi | 49 acres |
| Lost Creek Lake | Jackson | 28 mi | 2,523 acres |
| Gold Ray Reservoir | Jackson | 30 mi | 79 acres |
| Kendall Slough | Jackson | 30 mi | 26 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Galesville Reservoir
How Big Is Galesville Reservoir?
Galesville Reservoir covers 558 acres in Douglas County, Oregon.
What Is the Largest Lake in Douglas County?
Diamond Lake is the largest lake in Douglas County, at 3,040 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 124318039). Verified October 30, 2026.