Polo is a city in Caldwell County, Missouri, United States. The population was 582 at the 2000 census. Polo was founded by Abraham Stith in 1832.
Polo is located at 39°33′10″N 94°2′20″W / 39.55278°N 94.03889°W / 39.55278; -94.03889 (39.552842, -94.039022).
According to the United States Census Bureau, the city has a total area of 0.6 square miles (1.5 km²), all of it land.