Lakes / California / Los Angeles County / Fairmont Reservoir
Fairmont Reservoir, California
160 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - California
34.71 degrees N, 118.43 degrees W - Los Angeles 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 Fairmont Reservoir Stacks Up
- Larger than 64% of the 1,147 lakes counted in California.
- About 47 miles from Los Angeles, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Elizabeth Lake | Los Angeles | 3.4 mi | 221 acres |
| Kings Canyon Percolation Basin | Los Angeles | 4.8 mi | 53 acres |
| Bouquet Reservoir | Los Angeles | 9.0 mi | 590 acres |
| Elderberry Forebay | Los Angeles | 15 mi | 388 acres |
| Pond Two | Los Angeles | 15 mi | 68 acres |
| Castaic Lake | Los Angeles | 15 mi | 2,008 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Fairmont Reservoir
How Big Is Fairmont Reservoir?
Fairmont Reservoir covers 160 acres in Los Angeles County, California.
What Is the Largest Lake in Los Angeles County?
Castaic Lake is the largest lake in Los Angeles County, at 2,008 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 27912036). Verified October 30, 2026.