Lakes / California / San Benito County / San Justo Reservoir
San Justo Reservoir, California
89 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - California
36.82 degrees N, 121.44 degrees W - San Benito 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 San Justo Reservoir Stacks Up
- Larger than 52% of the 1,147 lakes counted in California.
- About 85 miles from San Francisco, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Soda Lake | Santa Cruz | 11 mi | 77 acres |
| San Felipe Lake | Santa Clara | 11 mi | 74 acres |
| Lake Tynan | Santa Cruz | 17 mi | 44 acres |
| Pacheco Lake | Santa Clara | 19 mi | 181 acres |
| Coyote Lake | Santa Clara | 20 mi | 441 acres |
| Uvas Reservoir | Santa Clara | 22 mi | 235 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About San Justo Reservoir
How Big Is San Justo Reservoir?
San Justo Reservoir covers 89 acres in San Benito County, California.
What Is the Largest Lake in San Benito County?
Dry Lake is the largest lake in San Benito County, at 111 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 135073926). Verified October 30, 2026.