Question: North Salem Town Hall is a historic town hall located in a a county established in what year?
Related documents: [0]  [DOC] North Salem Town Hall is a historic town hall located at Salem Center, Westchester County, New York. It was built about 1770 by the DeLancey family as a private home. It has been used for governmental and educational functions since 1773. It is a three story frame building, covered in clapboard, five bays wide and three bays deep on a fieldstone foundation in a vernacular Georgian style. It has a gambrel roof topped by a six-sided cupola. From 1790 to 1884 it housed the North Salem Academy and, after 1886, the town offices of North Salem, New York. [END] 
[1]  [DOC] Westchester County is a county in the U.S. state of New York. It is the second-most populous county on the mainland of New York, after the Bronx. According to the 2010 Census, the county had a population of 949,113, estimated to have increased by 2.7% to 974,542 by 2016. Situated in the Hudson Valley, Westchester covers an area of 450 sqmi , consisting of 6 cities, 19 towns, and 23 villages. Established in 1683, Westchester was named after the city of Chester, England. The county seat is the city of White Plains, while the most populous municipality in the county is the city of Yonkers, with an estimated 200,807 residents in 2016. [END] 
Answer: 
1683
1683