'Rock Island Arsenal' definitions:
Rock Island Arsenal, IL -- U.S. Census Designated Place in Illinois
From: Gazetteer 2000
Name :
Rock Island Arsenal, IL -- U.S. Census Designated Place in Illinois
Population (2000) :
145
Housing Units (2000) :
43
Land area (2000) :
1.594736 sq. miles (4.130347 sq. km)
Water area (2000) :
0.968445 sq. miles (2.508261 sq. km)
Total area (2000) :
2.563181 sq. miles (6.638608 sq. km)
FIPS code :
65104
Located within :
Illinois (IL), FIPS 17
Location :
41.518033 N, 90.536959 W
Note :
some ZIP codes may be omitted esp. for suburbs.