Lakes / California / Kern County / Castac Lake
Castac Lake, California
210 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - California
34.84 degrees N, 118.84 degrees W - Kern 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 Castac Lake Stacks Up
- Larger than 70% of the 1,147 lakes counted in California.
- About 64 miles from Los Angeles, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Quail Lake | Los Angeles | 7.0 mi | 252 acres |
| Pyramid Lake | Los Angeles | 13 mi | 1,177 acres |
| Tejon Reservoir Number Two | Kern | 15 mi | 39 acres |
| Kings Canyon Percolation Basin | Los Angeles | 20 mi | 53 acres |
| Elderberry Forebay | Los Angeles | 22 mi | 388 acres |
| Castaic Lake | Los Angeles | 25 mi | 2,008 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Castac Lake
How Big Is Castac Lake?
Castac Lake covers 210 acres in Kern County, California.
What Is the Largest Lake in Kern County?
Isabella Lake is the largest lake in Kern County, at 4,820 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 32175320). Verified October 30, 2026.