| Big Lake | |
| Type: | intermittent lake |
| Inflow: | Big Lake Draw |
| Basin Countries: | United States |
| Area: | 1000acres |
| Pushpin Map: | Texas#USA |
| Pushpin Map Alt: | Location of Big Lake in Texas, USA. |
Big Lake is an intermittent dry lake located one-mile (1.6 km) south and southwest of the city of Big Lake in Reagan County, Texas.
Covering approximately, the playa lies in a floodplain and is fed primarily by Big Lake Draw and a number of other, unnamed smaller draws. Scrub brush, mesquite, juniper, grasses, and water-tolerant hardwoods grow around the lake.