'Westchester County' definitions:
Westchester -- U.S. County in New York
From: Gazetteer 2000
Name :
Westchester -- U.S. County in New York
Population (2000) :
923459
Housing Units (2000) :
349445
Land area (2000) :
432.824421 sq. miles (1121.010057 sq. km)
Water area (2000) :
67.259818 sq. miles (174.202122 sq. km)
Total area (2000) :
500.084239 sq. miles (1295.212179 sq. km)
Located within :
New York (NY), FIPS 36
Location :
41.057167 N, 73.794013 W