Franklin Farm refers to both a census-designated place (CDP) and a planned community located within the Oak Hill section of Fairfax County, Virginia, United States.

Covering slightly less than 30 percent of the CDP, the planned community occupies 1.32 square miles (850 acres) and contains 1,777 housing units.

The namesake farm was purchased by airline pilot James Franklin in 1936, from a $10,000 sweepstakes winning.

[4] At the 2020 census (some information from the 2022 American Community Survey) there were 19,189 people, 6,221 housing units and 6,438 households residing in the CDP.

[2] The Franklin Farm CDP, which was named for the older planned community contained within, had a population of 19,288 as of the 2010 census.