Meeker County is a county located in the U.S. state of Minnesota. As of 2000, the population was 22,644. Its county seat is Litchfield.
According to the U.S. Census Bureau, the county has a total area of 645 square miles (1,671 kmē), of which 609 square miles (1,576 kmē) is land and 37 square miles (95 kmē) (5.66%) is water.