 masonville is a town in delaware county, new york, united states. the population was 1,320 at the 2010 census. the town of masonville is in the western part of the county. == history == the town was formed in 1811 from the town of sidney. it was named for the rev. john m. mason, a landholder. ==geography== the west town line is the border of chenango county, new york. according to the [[united st
Towns_in_Delaware_County,_New_York Towns_in_New_York