Williamstown NJ Real Estate Info will help you learn all about this area in Gloucester Co and its schools. The very popular highway Rt 322/42 (Atlantic City Expressway) goes through Williamstown and it also has a small active airport.
It is pretty much surrounded by Monroe Township and that is the "official" governing body for the area and schools.
Williamstown Schools (Monroe Twp)
Williamstown Official Website (Monroe Twp)