Stillmore is a city in Emanuel County, Georgia, United States. The population was 439 in 2020.
An early variant name was "Kea's Mill". According to tradition, the town's present name stems from the offer by postal officials to supply "still more" names if their list of suitable names for the post office was not satisfactory.
Stillmore is located in southeastern Emanuel County at (32.441176, -82.214637). Georgia State Route 57 passes through the town, leading northwest to Swainsboro, the county seat, and southeast to Interstate 16 at Exit 98. Georgia State Route 192 crosses GA 57 in the center of Stillmore, leading northeast to Twin City and west to U.S. Route 1.
According to the United States Census Bureau, Stillmore has a total area of , of which is land and , or 3.39%, is water.
As of the census of 2000, there were 730 people, 220 households, and 159 families residing in the town. By 2020, its population declined to 439.
Stillmore is home to the David Emanuel Academy (DEA), a Christian school. Local public school students are zoned to attend Emanuel County School District schools, including Swainsboro High School.
The town is the setting for Stillmore, Georgia, a play written, produced, and directed by Brad Ogden.