Atwood is a town in Carroll County, Tennessee, United States. The population was 1,000 at the 2000 census.
According to the United States Census Bureau, the town has a total area of 1.9 square miles (4.9 km2), all of it land.
As of the census of 2000, there were 1,000 people, 430 households, and 304 families residing in the town. The population density was 525.7 people per square mile (203.2/km²). There were 460 housing units at an average density of 241.8 per square mile (93.5/km²). The racial makeup of the town was 83.00% White, 15.90% African American, 0.10% Native American, 0.30% from other races, and 0.70% from two or more races. Hispanic or Latino of any race were 0.80% of the population.