Lakes / Oregon / Lane County / Mercer Lake
Mercer Lake, Oregon
350 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Oregon
44.05 degrees N, 124.07 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 Mercer Lake Stacks Up
- Larger than 80% of the 642 lakes counted in Oregon.
- About 49 miles from Eugene, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Sutton Lake | Lane | 1.3 mi | 114 acres |
| Collard Lake | Lane | 1.4 mi | 42 acres |
| Clear Lake | Lane | 2.2 mi | 153 acres |
| Munsel Lake | Lane | 3.2 mi | 105 acres |
| Cleawox Lake | Lane | 8.4 mi | 79 acres |
| Woahink Lake | Lane | 9.6 mi | 784 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Mercer Lake
How Big Is Mercer Lake?
Mercer Lake covers 350 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 86567247). Verified October 30, 2026.