Millbrook is a village in Dutchess County, New York, United States. It is located on the same side of the Hudson River as Poughkeepsie, Hopewell Junction, East Fishkill, and Wappingers Falls. It is most commonly referred to as the low-key version of the Hamptons and is one of the most affluent towns in New York State. Millbrook’s population is about 2,000 and is located in the Hudson Valley, an hour-and-thirty-minute drive upstate of New York City. On its main street, Franklin Avenue, many of the village’s main eateries, stores, and landmarks including the public library, can be found.
The Village of Millbrook is near the center of the Town of Washington. Until April 2008, US Route 44 passed through the village, but it was rerouted through what was route 44A. The road through the town is now unsigned reference route 984P.