There are 120 Gas Stations in Williamson County, Texas, serving a population of 508,313 people in an area of 1,119 square miles. There is 1 Gas Station per 4,235 people, and 1 Gas Station per 9 square miles.
In Texas, Williamson County is ranked 237th of 254 counties in Gas Stations per capita, and 32nd of 254 counties in Gas Stations per square mile.