Lakes / California / Lassen County / Blue Lake
Blue Lake, Lassen County, California
161 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - California
41.15 degrees N, 120.29 degrees W - Lassen 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 Blue Lake Stacks Up
- Larger than 65% of the 1,147 lakes counted in California.
- About 188 miles from Sacramento, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Moon Lake | Lassen | 6.9 mi | 2,238 acres |
| West Valley Reservoir | Modoc | 7.1 mi | 805 acres |
| Red Rock Lake | Lassen | 7.8 mi | 507 acres |
| Mud Lake | Modoc | 8.2 mi | 47 acres |
| Clear Lake | Modoc | 9.0 mi | 31 acres |
| Boot Lake | Lassen | 9.2 mi | 361 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Blue Lake
How Big Is Blue Lake?
Blue Lake covers 161 acres in Lassen County, California.
What Is the Largest Lake in Lassen County?
Honey Lake is the largest lake in Lassen County, at 59,917 acres.
Largest Lakes in California
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Salton Sea | Imperial | 233,096 acres | - |
| 2 | Lake Tahoe | Placer | 122,975 acres | - |
| 3 | Goose Lake | Modoc | 93,048 acres | - |
| 4 | Honey Lake | Lassen | 59,917 acres | - |
| 5 | Mono Lake | Mono | 45,124 acres | - |
All 1,147 California 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 84814309). Verified October 30, 2026.