Lakes / California / Riverside County
Lakes in Riverside County, California
15 lakes counted in Riverside County - the largest is Diamond Valley Lake at 4,918 acres.
15
Lakes Counted
4,918 acres
Largest - Diamond Valley Lake
Riverside County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Diamond Valley Lake | Riverside | 4,918 acres | - |
| 2 | Lake Elsinore | Riverside | 3,158 acres | - |
| 3 | Perris Reservoir | Riverside | 2,233 acres | - |
| 4 | Lake Mathews | Riverside | 2,146 acres | - |
| 5 | Skinner Reservoir | Riverside | 1,038 acres | - |
| 6 | Vail Lake | Riverside | 470 acres | - |
| 7 | Prado Flood Control Basin | Riverside | 424 acres | - |
| 8 | Lake Hemet | Riverside | 341 acres | - |
| 9 | Lake Cahuilla | Riverside | 134 acres | - |
| 10 | Lee Lake | Riverside | 60 acres | - |
| 11 | Lake Riverside | Riverside | 59 acres | - |
| 12 | Ski Land Lake | Riverside | 50 acres | - |
| 13 | Lake Norconian | Riverside | 49 acres | - |
| 14 | Ski Land Lake | Riverside | 38 acres | - |
| 15 | Lake Evans | Riverside | 32 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.