Lakes / Texas / Zapata County / Falcon Reservoir
Falcon Reservoir, Texas
80,555.4 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Texas
26.74 degrees N, 99.24 degrees W - Zapata 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 Falcon Reservoir Stacks Up
- Ranks #4 for surface area among the Texas lakes counted so far - 80,555.4 acres.
- The largest lake in Zapata County among those counted.
- About 191 miles from San Antonio, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Juan Vela Lake | Zapata | 6.7 mi | 27.99 acres |
| Sabana Tank | Zapata | 15 mi | 30.15 acres |
| P Flores Lake | Zapata | 17 mi | 31.99 acres |
| Lopez Lake | Zapata | 17 mi | 27.18 acres |
| Lobitas Tank | Zapata | 20 mi | 44.79 acres |
| Cerrito Blanco Tank | Zapata | 25 mi | 41.02 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Falcon Reservoir
How Big Is Falcon Reservoir?
Falcon Reservoir covers 80,555.4 acres in Zapata County, Texas.
What Is the Largest Lake in Zapata County?
Falcon Reservoir is the largest lake in Zapata County, at 80,555.4 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 37159223). Verified October 30, 2026.