what county is mount kisco new york in
Sponsored Topics. Mount Kisco is a community that is both a village and a town in Westchester County, New York, United States. The Town of Mount Kisco is coterminous with the village. The population was 9,983 at the 2000 census. The Village of Mount Kisco was incorporated in 1875 and was partly in the towns of Bedford and New Castle.