Geronimo is a town in Comanche County, Oklahoma, United States. The population was 959 at the 2000 census. It is included in the Lawton, Oklahoma Metropolitan Statistical Area.
Geronimo is located at 34°28′53″N 98°23′1″W / 34.48139°N 98.38361°W / 34.48139; -98.38361 (34.481471, -98.383621).
According to the United States Census Bureau, the town has a total area of 0.5 square miles (1.4 km²), all of it land.