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iowa
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floyd
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Marble Rock
Marble Rock, iowa
Information
State
iowa
County
floyd
Population
326
Male
163
Female
163
Land area
1 sq mi (2.2 km²)
Density
388.1/sq mi
Elevation
1,000 ft (305 m)
Coordinates
42.9600° N, 92.8700° E
Municipality
City
Area code
641
Demographics
White Non-Hispanic
99.4%
Two or more races
0.6%
Ancestry
German
45.7%
English
10.7%
United States
6.1%
Irish
5.8%
Norwegian
4.9%
Swedish
4.3%
ZIP Codes (1)
50653
Nearby Cities
Greene (IA)
Rockford (IA)