Slater is a city in Saline County, Missouri, United States. The population was 2,083 at the 2000 census.
Slater is located at 39°13′18″N 93°3′45″W / 39.22167°N 93.0625°W / 39.22167; -93.0625 (39.221658, -93.062529). According to the United States Census Bureau, the city has a total area of 1.5 square miles (3.8 km²), all of it land.
Slater Largest companies include Central Missouri AGRIService( formerly the Cooperative Association Number 1 and MFA), BHA (Bag House Accessories)now known as GE Energy, and a new Co-op Farmers Grain Terminal.