Charlotte is a city in Atascosa County, Texas, United States. It is part of the San Antonio Metropolitan Statistical Area. The town is named for Charlotte Simmons, the daughter of Dr. Charles Simmons, who aided in the development of Atascosa County.
According to the United States Census Bureau, the city has a total area of 2.0 square miles (5.2 km2), all land. Charlotte is served by the Charlotte Independent School District and home to the Charlotte High School Trojans.