Marlboro is located in Ulster County, NY. The population is 3,548, making Marlboro the 4th largest city in Ulster County.
There are 3 public schools in Marlboro with an average Homefacts rating of B-. The total crime rate for Marlboro is very low , and there are 1 registered sex offenders residing in the city. Unemployment in Marlboro is moderate and the median home sales price is $0. Detailed and up-to-date Marlboro property reports are available for any property address.
Cities near Marlboro include Marlborough, Wappingers Falls and Crown Heights.