Lakes / California / Trinity County
Lakes in Trinity County, California
10 lakes counted in Trinity County - the largest is Trinity Lake at 15,587 acres.
10
Lakes Counted
15,587 acres
Largest - Trinity Lake
Trinity County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Trinity Lake | Trinity | 15,587 acres | - |
| 2 | Ruth Lake | Trinity | 1,075 acres | - |
| 3 | Lewiston Lake | Trinity | 674 acres | - |
| 4 | Sapphire Lake | Trinity | 48 acres | - |
| 5 | Grizzly Lake | Trinity | 42 acres | - |
| 6 | Ewing Reservoir | Trinity | 41 acres | - |
| 7 | Big Bear Lake | Trinity | 32 acres | - |
| 8 | Stoddard Lake | Trinity | 30 acres | - |
| 9 | Papoose Lake | Trinity | 28 acres | - |
| 10 | Granite Lake | Trinity | 25 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.