Wappingers Falls is a village in Dutchess County, New York, United States. The name is derived from the local Wappinger Indians. One half of the village is in the town of Wappinger and the other half is in the town of Poughkeepsie, with Wappinger Creek forming the dividing line between the towns. The Wappingers Falls Historic District includes downtown, several adjacent residential neighborhoods, and Mesier Park & Homestead. Mesier Park has been a public park since ca. 1891, and hosts many annual events that focus around the band stand and tree lined paths of the park. The Village of Wappingers Falls also holds claim to New York State's 6th oldest library, the Grinnell Library.