Annsville is a town in Oneida County, New York, United States.

[4] Early settlers of the northern part of the town include Benjamin, Jonathan, James, and Abraham Morton (brothers) who arrived from Springfield, Massachusetts in June 1803.

Jonathan and Samuel Stanford arrived in 1805, and Peter Abbott, revolutionary war veteran, from Windham, Vermont in 1806.

Other settlers to the town were Adam P. Campbell, Nicholas Armstrong, and Dan Taft.

[3][4] In addition to farming, much of the early economic activity was related to lumber, made possible by the abundance of trees and the water power of streams to run saw mills.

[4] The town was formed on April 12, 1823, from land taken from Lee, Florence, Camden and Vienna.

The following positions were filled: town supervisor, town clerk, assessors (3), commissioners of highways (3), overseers of the poor (2), collector, commissioners of schools (3), inspectors of schools (3), constables (3), poundmasters (2).

The following New York State Forests are located wholly or partially in Annsville: On the night of April 14, 1907, a two engine, sixty-car freight train derailed, killing one fireman.