Middletown was a hamlet in the Town of Orangetown Rockland County, New York, United States located north of Nauraushaun; east of the state of New Jersey; south of Nanuet and west of Blauvelt.
In the early 1870s, Pearl River was divided in five different parts: Sickletown Nauraushaun, Middletown, Pascack and Muddy Brook.
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