Lakes / Texas / Knox County / Lake Catharine
Lake Catharine, Texas
182.86 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Texas
33.54 degrees N, 99.74 degrees W - Knox County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Texas Parks and Wildlife Department coordinates, not by eye. Schematic - not a survey map.
How Lake Catharine Stacks Up
- Larger than 78% of the 1,641 lakes counted in Texas.
- About 150 miles from Fort Worth, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Lake Davis | Knox | 1.4 mi | 496.93 acres |
| Lake Benjamin | Knox | 4.0 mi | 74.63 acres |
| Horseshoe Tank | Knox | 9.0 mi | 46.21 acres |
| Griffin Lake | Haskell | 11 mi | 32.87 acres |
| Scott Lake | Knox | 12 mi | 163.09 acres |
| Thompson Lake | Haskell | 14 mi | 62.02 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Catharine
How Big Is Lake Catharine?
Lake Catharine covers 182.86 acres in Knox County, Texas.
What Is the Largest Lake in Knox County?
Truscott Brine Lake is the largest lake in Knox County, at 1,643.2 acres.
Deepest Natural Lakes in Texas
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Amistad Reservoir | Val Verde | 64,900 acres | 217 ft |
| 2 | Comanche Creek Reservoir | Pecos | 3,272 acres | 125 ft |
| 3 | Belton Lake | Bell | 12,385 acres | 124 ft |
| 4 | O. H. Ivie Reservoir | Concho | 19,149 acres | 119 ft |
| 5 | Stillhouse Hollow Lake | Bell | 6,429 acres | 107 ft |
All 107 Texas lakes ranked by depth
Largest Lakes in Texas
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Toledo Bend Reservoir | Sabine | 181,600 acres | 110 ft |
| 2 | Sam Rayburn Reservoir | San Augustine | 114,500 acres | 80 ft |
| 3 | Lake Livingston | San Jacinto | 90,000 acres | 77 ft |
| 4 | Falcon Reservoir | Zapata | 80,555.4 acres | - |
| 5 | Amistad Reservoir | Val Verde | 64,900 acres | 217 ft |
All 1,641 Texas lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 97402742). Verified October 30, 2026.