Lakes / Oregon / Benton County / Thompson Lake
Thompson Lake, Oregon
29 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Oregon
44.56 degrees N, 123.58 degrees W - Benton 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 Thompson Lake Stacks Up
- Larger than 8% of the 642 lakes counted in Oregon.
- About 38 miles from Salem, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Clemens Log Pond | Benton | 11 mi | 84 acres |
| Fisher Island Pond | Linn | 16 mi | 57 acres |
| McBee Lake | Benton | 17 mi | 28 acres |
| Winkle Lake | Benton | 18 mi | 27 acres |
| Olalla Reservoir | Lincoln | 19 mi | 103 acres |
| Hult Log Storage Reservoir | Lane | 22 mi | 41 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Thompson Lake
How Big Is Thompson Lake?
Thompson Lake covers 29 acres in Benton County, Oregon.
What Is the Largest Lake in Benton County?
Clemens Log Pond is the largest lake in Benton County, at 84 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 144429724). Verified October 30, 2026.