'Walnut, IA' definitions:

Walnut, IA -- U.S. city in Iowa

From: Gazetteer 2000
Name :
Walnut, IA -- U.S. city in Iowa
Population (2000) :
778
Housing Units (2000) :
350
Land area (2000) :
2.144188 sq. miles (5.553422 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
2.144188 sq. miles (5.553422 sq. km)
FIPS code :
82065
Located within :
Iowa (IA), FIPS 19
Location :
41.480999 N, 95.221116 W
ZIP Codes (1990) :
51577
Note :
some ZIP codes may be omitted esp. for suburbs.