Madisonville is an unincorporated community in Ralls County, in the U.S. state of Missouri. [1] The community lies approximately four miles southeast of Center and on the banks of Spencer Creek. [2]
Madisonville was platted in 1836, and named after James Madison Croswaite, the sibling of a first settler. [3] A post office called Madisonville was established in 1838, and remained in operation until 1906. [4]