Wellsville is located in Allegany County, NY. The population is , making Wellsville the largest city in Allegany County.
There are 3 public schools in Wellsville with an average Homefacts rating of B-. The total crime rate for Wellsville is moderate , and there are 31 registered sex offenders residing in the city. Unemployment in Wellsville is moderate and the median home sales price is $0. Detailed and up-to-date Wellsville property reports are available for any property address.