Dutchess County is a county in the U.S. state of New York. As of the 2010 census, the population was 297,488. The county seat is the city of Poughkeepsie. The county was created in 1683, one of New York’s first twelve counties, and later organized in 1713. It is located in the Mid-Hudson Region of the Hudson Valley, north of New York City.
As of the census of 2000, there were 280,150 people, 99,536 households, and 69,177 families residing in the county. The population density was 350 people per square mile (135/km²). There were 106,103 housing units at an average density of 132 per square mile (51/km²). The racial makeup of the county was 83.66% White (80.3% non-Hispanic whites), 9.32% Black or African American, 0.22% Native American, 2.52% Asian, 0.03% Pacific Islander, 2.37% from other races, and 1.89% from two or more races. 6.45% were Hispanic or Latino of any race. 22.0% were of Italian, 16.9% Irish, 11.3% German and 6.7% English ancestry according to Census 2000. 88.3% spoke English and 4.8% spoke Spanish.