Maybrook is a village in Orange County, New York, United States. The population was 3,084 at the 2000 census. It is part of the Poughkeepsie–Newburgh–Middletown, NY Metropolitan Statistical Area as well as the larger New York–Newark–Bridgeport, NY-NJ-CT-PA Combined Statistical Area. It is located mostly in the Town of Montgomery, but a small portion is in the Town of Hamptonburgh. It is also defined by the 427 telephone exchange in the 845 area code and the 12543 ZIP code, as well as its own eponymous fire district.