Atwood is a village in Douglas and Piatt County, Illinois, United States. Main Street separates Piatt County and Douglas County to the east of Main Street is Douglas County, the west is Piatt County. The population was 1,224 at the 2010 census.
Atwood is located at 39°48′1″N 88°27′46″W / 39.80028°N 88.46278°W / 39.80028; -88.46278 (39.800396, −88.462862).
According to the United States Census Bureau, the village has a total area of 0.6 square miles (1.5 km²), all of it land.