Washington is a town in Dutchess County, New York, United States. The population was 4,741 at the 2010 census. The town is named after George Washington, who passed through the town during the Revolution.

Washington is in the central part of the county, northeast of the city of Poughkeepsie. U.S. Route 44 passes across the town.

The town was part of the Great Nine Partners Patent of 1697. The town was formed in 1788 as one of the original towns of the re-organized county. The town lost territory in 1793 to form the new town of Stanford.

According to the United States Census Bureau, the town has a total area of 58.9 square miles (152.5 km²), of which 58.2 square miles (150.7 km²) is land and 0.69 square miles (1.8 km²), or 1.21%, is water.

As of the census of 2000, there were 4,742 people, 1,914 households, and 1,244 families residing in the town. The population density was 80.3 people per square mile (31.0/km²). There were 2,192 housing units at an average density of 37.1 per square mile (14.3/km²). The racial makeup of the town was 94.69% White, 2.83% African American, 0.06% Native American, 0.65% Asian, 0.02% Pacific Islander, 0.78% from other races, and 0.97% from two or more races. Hispanic or Latino of any race were 3.58% of the population.

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