'Tompkins' definitions:

Tompkins -- U.S. County in New York

From: Gazetteer 2000
Name :
Tompkins -- U.S. County in New York
Population (2000) :
96501
Housing Units (2000) :
38625
Land area (2000) :
476.051095 sq. miles (1232.966623 sq. km)
Water area (2000) :
15.574015 sq. miles (40.336511 sq. km)
Total area (2000) :
491.625110 sq. miles (1273.303134 sq. km)
Located within :
New York (NY), FIPS 36
Location :
42.464150 N, 76.481140 W