Cape Coral is a city in Lee County, Florida, United States, on the Gulf of Mexico. Founded in 1957 and developed as a planned community, the city's population had grown to 194,016 as of the 2020 census, a 26% increase from 154,309 at the 2010 census, making it the ninth-most populous city in Florida. With an area of 120 square miles (310 km2), Cape Coral is the largest city between Tampa and Miami in both population and area. It is the largest and principal city in the Cape Coral-Fort Myers, Florida Metropolitan Statistical Area. The city has over 400 mi (640 km) of navigable waterways, more than any other city on earth.