East Flat Rock is an unincorporated area and census-designated place (CDP) in Henderson County, North Carolina, United States.

U.S. Route 176 (Spartanburg Highway) is the main road through East Flat Rock, leading northwest 3 miles (5 km) to Hendersonville, the county seat, and southeast 6 miles (10 km) to Saluda.

Interstate 26 runs along the eastern edge of the community, with access from Exit 53 (Upward Road).

[5] As of the 2020 United States census, there were 5,757 people, 2,057 households, and 1,322 families residing in the CDP.

26.0% of all households were made up of individuals, and 10.9% had someone living alone who was 65 years of age or older.