There are 2 Power Plants in Limestone County, Texas, serving a population of 23,480 people in an area of 906 square miles. There is 1 Power Plant per 11,740 people, and 1 Power Plant per 452 square miles. In Texas, Limestone County is ranked 78th of 254 counties in Power Plants per capita, and 95th of 254 counties in Power Plants per square mile.