'Northfield, NJ' definitions:

Northfield, NJ -- U.S. city in New Jersey

From: Gazetteer 2000
Name :
Northfield, NJ -- U.S. city in New Jersey
Population (2000) :
7725
Housing Units (2000) :
2922
Land area (2000) :
3.425930 sq. miles (8.873118 sq. km)
Water area (2000) :
0.024654 sq. miles (0.063853 sq. km)
Total area (2000) :
3.450584 sq. miles (8.936971 sq. km)
FIPS code :
52950
Located within :
New Jersey (NJ), FIPS 34
Location :
39.370066 N, 74.554118 W
ZIP Codes (1990) :
08225
Note :
some ZIP codes may be omitted esp. for suburbs.