Sullivan is a town in Madison County, New York, United States.

The Chittenango Landing Dry Dock Complex was listed on the National Register of Historic Places in 1992.

[2] The New York State Thruway (Interstate 90) crosses center part of the town.

State Route 5 crosses the southern part of Sullivan, passing through the village of Chittenango.

State Route 13 joins NY 5 through the southeastern part of Sullivan but leads south from Chittenango 9 miles (14 km) to Cazenovia.

State Route 173 leads southwest from Chittenango 6 miles (10 km) to Manlius.

Luther Airport is located one nautical mile (1.85 km) east of the central business district of Chittenango.