Madison County, New York

Madison County, New York
Location within the U.S. state of New York
Coordinates: 42°55′N 75°40′W / 42.91°N 75.67°W / 42.91; -75.67
Country United States
State New York
Founded1806
Named afterJames Madison
SeatWampsville
Largest cityOneida
Area
 • Total
661 sq mi (1,710 km2)
 • Land655 sq mi (1,700 km2)
 • Water6.4 sq mi (17 km2)  1.0%
Population
 (2020)
 • Total
68,016
 • Density100/sq mi (39/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district22nd
Websitewww.madisoncounty.ny.gov

Madison County is a county located in the U.S. state of New York. As of the 2020 census, the population was 68,016. Its county seat is Wampsville. The county is named after James Madison, the fourth president of the United States, and was first formed in 1806. The county is part of the Central New York region of the state.

Madison County is part of the Syracuse metropolitan area, and is home to both the International Boxing Hall of Fame and the National Abolition Hall of Fame and Museum.