'Richmond County, NY' definitions:

Richmond -- U.S. County in New York

From: Gazetteer 2000
Name :
Richmond -- U.S. County in New York
Population (2000) :
443728
Housing Units (2000) :
163993
Land area (2000) :
58.478677 sq. miles (151.459071 sq. km)
Water area (2000) :
44.022305 sq. miles (114.017242 sq. km)
Total area (2000) :
102.500982 sq. miles (265.476313 sq. km)
Located within :
New York (NY), FIPS 36
Location :
40.582197 N, 74.140923 W