East Fishkill, New York

East Fishkill is a town on the southern border of Dutchess County, New York, United States. The population was 29,707 at the 2020 census. Until its creation in 1849, the town was the eastern portion of the town of Fishkill.

Hudson Valley Research Park is located in the town. The site once known as IBM East Fishkill, once housed 27 divisions and 4,700 regular employees for IBM Microelectronics, which later became a part of GlobalFoundries. IBM produced microchips at this facility, which also house the advanced automated processor fabrication facility where IBM's "Cell" microprocessor was co-developed. The fab's current owner is Onsemi.

The Wiccopee, a sub-tribe of the Wappinger Native Americans, once lived in what is now the East Fishkill hamlet of Wiccopee. One early European settler arrived around 1759.

Platt Rogers Spencer, the inventor of the leading U.S. business-handwriting style of the 19th Century, was born in the area in 1800.

The town of East Fishkill was established in 1849 from the eastern part of the town of Fishkill. Its name comes from Fishkill Creek, known as the Vis Kille (Fish Creek) to the Dutch settlers in the area.

According to the United States Census Bureau, the town has a total area of 57.4 square miles (148.6 km²), of which 56.5 square miles (146.3 km²) is land and 0.89 square miles (2.3 km²), or 1.54%, is water.

East Fishkill is bordered on the west by Fishkill and Wappinger, on the north by LaGrange, and on the east by Beekman and Pawling. The southern town line borders Philipstown and Kent, both of which are part of Putnam County.

Interstate 84 and the Appalachian Trail pass across the town. The Taconic State Parkway runs north–south as well.