Lakes / Oregon / Lane County / Fern Ridge Lake
Fern Ridge Lake, Oregon
6,581 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Oregon
44.09 degrees N, 123.30 degrees W - Lane 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 Fern Ridge Lake Stacks Up
- Larger than 97% of the 642 lakes counted in Oregon.
- The largest lake in Lane County among those counted.
- About 11 miles from Eugene, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Hult Log Storage Reservoir | Lane | 14 mi | 41 acres |
| Triangle Lake | Lane | 15 mi | 305 acres |
| Little Lake | Lane | 15 mi | 26 acres |
| Winkle Lake | Benton | 23 mi | 27 acres |
| Walterville Reservoir | Lane | 24 mi | 63 acres |
| McBee Lake | Benton | 26 mi | 28 acres |
Straight-line distance between lake centers.
Facts and Figures
Waterbody ID{60DC129B-8EC5-41EC-9BA7-6369F7D07294}
CountyLane
Lake TypeLake
Coordinates44.0884, -123.2984
Questions About Fern Ridge Lake
How Big Is Fern Ridge Lake?
Fern Ridge Lake covers 6,581 acres in Lane County, Oregon.
What Is the Largest Lake in Lane County?
Fern Ridge Lake is the largest lake in Lane County, at 6,581 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 {60DC129B-8EC5-41EC-9BA7-6369F7D07294}). Verified October 30, 2026.