Gray is a census-designated place (CDP) in Washington County, Tennessee, United States and a suburb of Johnson City.

It is part of the Johnson City Metropolitan Statistical Area, which is a component of the Johnson City–Kingsport–Bristol, TN-VA Combined Statistical Area – commonly known as the "Tri-Cities" region.

Since 2000, the Gray area has gradually grown, with the addition of new chain restaurants and stores.

A museum connected to the Gray Fossil Site, an early Pliocene Lagerstätte discovered during road construction in 2000, opened in 2007.

[7] According to the United States Census Bureau, the CDP has a total area of 1.5 square miles (3.9 km2), of which 99.67% is land and 0.33% is water.

24.2% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older.