Lakes / California / Santa Barbara County
Lakes in Santa Barbara County, California
6 lakes counted in Santa Barbara County - the largest is Lake Cachuma at 2,584 acres.
6
Lakes Counted
2,584 acres
Largest - Lake Cachuma
Santa Barbara County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Cachuma | Santa Barbara | 2,584 acres | - |
| 2 | Gibraltar Reservoir | Santa Barbara | 207 acres | - |
| 3 | Twitchell Reservoir | Santa Barbara | 156 acres | - |
| 4 | Jameson Lake | Santa Barbara | 123 acres | - |
| 5 | Devereux Lagoon | Santa Barbara | 39 acres | - |
| 6 | Guadalupe Lake | Santa Barbara | 25 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.