Lakes / Texas / San Augustine County
Lakes in San Augustine County, Texas
2 lakes counted in San Augustine County - the largest is Sam Rayburn Reservoir at 114,500 acres.
2
Lakes Counted
114,500 acres
Largest - Sam Rayburn Reservoir
80 ft
Deepest - Sam Rayburn Reservoir
San Augustine County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Sam Rayburn Reservoir | San Augustine | 114,500 acres | 80 ft |
| 2 | City Lake | San Augustine | 188.54 acres | - |
Sources: Texas Parks and Wildlife Department lake data; USGS. Verified October 30, 2026.