Rockford is a city in Blount County, Tennessee, United States. Its population was 798 at the 2000 census. It is included in the Knoxville, Tennessee Metropolitan Statistical Area.
Rockford is located at 35°50′21″N 83°56′32″W / 35.83917°N 83.94222°W / 35.83917; -83.94222 (35.839243, -83.942221).
According to the United States Census Bureau, the city has a total area of 3.1 square miles (8.0 km²), of which, 3.1 square miles (8.0 km²) of it is land and 0.04 square miles (0.1 km²) of it (0.65%) is water.