Marble Rock, Iowa

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Marble Rock is a city in Floyd County, Iowa, United States, along the Shell Rock River. The population was 326 at the 2000 census.

Geography

Marble Rock is located at 42°57′53″N 92°52′4″W / 42.96472°N 92.86778°W / 42.96472; -92.86778 (42.964695, -92.867786)[1].

According to the United States Census Bureau, the city has a total area of 0.9 square miles (2.3 km²), of which, 0.8 square miles (2.2 km²) of it is land and 0.04 square miles (0.1 km²) of it (4.60%) is water.

Demographics

As of the census[2] of 2000, there were 326 people, 141 households, and 95 families residing in the city. The population density was 390.1 people per square mile (149.8/km²). There were 157 housing units at an average density of 187.9/sq mi (72.2/km²). The racial makeup of the city was 99.39% White, and 0.61% from two or more races.

There were 141 households out of which 26.2% had children under the age of 18 living with them, 54.6% were married couples living together, 7.1% had a female householder with no husband present, and 32.6% were non-families. 30.5% of all households were made up of individuals and 18.4% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.78.

In the city the population was spread out with 21.5% under the age of 18, 10.4% from 18 to 24, 22.4% from 25 to 44, 25.2% from 45 to 64, and 20.6% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 100.0 males. For every 100 females age 18 and over, there were 96.9 males.

The median income for a household in the city was $35,500, and the median income for a family was $38,750. Males had a median income of $27,917 versus $24,688 for females. The per capita income for the city was $17,937. About 4.2% of families and 7.2% of the population were below the poverty line, including 15.4% of those under age 18 and 9.7% of those age 65 or over.

References

Charles City | Colwell | Floyd | Marble Rock | Nashua‡ | Nora Springs‡ | Rockford | Rudd

Cedar | Floyd | Niles | Pleasant Grove | Riverton | Rock Grove | Rockford | Rudd | Saint Charles | Scott | Ulster | Union

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