Dey Mansion was constructed between 1740-1750 by Dirck Dey, a Dutch-born planter. The mansion was probably completed by his son, Theunis Dey. Dey Mansion is a fabulous example of Georgian architecture displaying both Dutch and English influences. Few mid-18th century homes west of the Hudson River compare to the mansion's elegance. During the American War for Independance, Theunis Dey commanded the Bergen County Militia. General Washington used the eastern half of the mansion as his headquarters in July, October and November of 1780...more

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