'Montgomery County, NY' definitions:

Montgomery -- U.S. County in New York

From: Gazetteer 2000
Name :
Montgomery -- U.S. County in New York
Population (2000) :
49708
Housing Units (2000) :
22522
Land area (2000) :
404.815365 sq. miles (1048.466937 sq. km)
Water area (2000) :
5.508912 sq. miles (14.268015 sq. km)
Total area (2000) :
410.324277 sq. miles (1062.734952 sq. km)
Located within :
New York (NY), FIPS 36
Location :
42.917805 N, 74.394503 W