Tool is a city in Henderson County, Texas, United States. The population was 2,275 at the 2000 census. Located on the west side of Cedar Creek Lake, it is a popular second home and retiree destination.
Tool is located at 32°16′50″N 96°10′22″W / 32.28056°N 96.17278°W / 32.28056; -96.17278 (32.280459, -96.172678).
According to the United States Census Bureau, the city has a total area of 3.6 square miles (9.4 km²), of which, 3.6 square miles (9.3 km²) of it is land and 0.04 square miles (0.1 km²) of it (0.55%) is water.