Williamstown is located in Oswego County, NY. The population is NR.
There are 0 public schools in Williamstown with an average Homefacts rating of NA. The total crime rate for Williamstown is low , and there are 11 registered sex offenders residing in the city. Unemployment in Williamstown is moderate and the median home sales price is $0. Detailed and up-to-date Williamstown property reports are available for any property address.