Marion County, Iowa

Marion County, Iowa
Marion County, Iowa
Marion County, Iowa Courthouse.jpg
Marion County Courthouse
Map of Iowa highlighting Marion County
Location in the state of Iowa
Map of the U.S. highlighting Iowa
Iowa's location in the U.S.
Founded 1845
Seat Knoxville
Area
 - Total
 - Land
 - Water

570.53 sq mi (1,478 km²)
554.21 sq mi (1,435 km²)
16.32 sq mi (42 km²), 2.86%
Population
 - (2010)
 - Density

33,309
60/sq mi (23/km²)
Time zone Central: UTC-6/-5
Website www.co.marion.ia.us/
Footnotes: Population [1]

Marion County is a county located in the U.S. state of Iowa. The population was 33,309 in the 2010 census, an increase from 32,052 in the 2000 census.[1][2] The county seat is Knoxville.[3] It is named for Francis Marion, a brigadier general from South Carolina in the American Revolutionary War. Marion County is the only county in the Pella Micropolitan Statistical Area, which is part of the Des Moines-Newton-Pella Combined Statistical Area.[4]

Contents

Geography

According to the 2000 census, the county has a total area of 570.53 square miles (1,477.7 km2), of which 554.21 square miles (1,435.4 km2) (or 97.14%) is land and 16.32 square miles (42.3 km2) (or 2.86%) is water.[5]

Major highways

Adjacent counties

Demographics

Historical populations
Census Pop.
1850 5,482
1860 16,813 206.7%
1870 24,436 45.3%
1880 25,111 2.8%
1890 23,058 −8.2%
1900 24,159 4.8%
1910 22,995 −4.8%
1920 24,957 8.5%
1930 25,727 3.1%
1940 27,019 5.0%
1950 25,930 −4.0%
1960 25,886 −0.2%
1970 26,352 1.8%
1980 29,669 12.6%
1990 30,001 1.1%
2000 32,052 6.8%
2010 33,309 3.9%
Iowa Data Center [2]

2010 census

The 2010 census recorded a population of 33,309 in the county, with a population density of 60.1018/sq mi (23.2054/km2). There were 13,914 housing units, of which 12,723 were occupied.[1]

2000 census

2000 Census Age Pyramid for Marion County

As of the census[6] of 2000, there were 32,052 people, 12,017 households, and 8,532 families residing in the county. The population density was 58 people per square mile (22/km²). There were 12,755 housing units at an average density of 23 per square mile (9/km²). The racial makeup of the county was 97.46% White, 0.42% Black or African American, 0.19% Native American, 1.03% Asian, 0.04% Pacific Islander, 0.22% from other races, and 0.64% from two or more races. 0.80% of the population were Hispanic or Latino of any race.

There were 12,017 households out of which 33.00% had children under the age of 18 living with them, 61.20% were married couples living together, 6.90% had a female householder with no husband present, and 29.00% were non-families. 25.60% of all households were made up of individuals and 11.90% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 3.02.

In the county the population was spread out with 25.30% under the age of 18, 10.20% from 18 to 24, 26.50% from 25 to 44, 22.10% from 45 to 64, and 15.90% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 98.60 males. For every 100 females age 18 and over, there were 95.80 males.

The median income for a household in the county was $42,401, and the median income for a family was $50,052. Males had a median income of $36,460 versus $25,573 for females. The per capita income for the county was $18,717. About 5.20% of families and 7.60% of the population were below the poverty line, including 8.70% of those under age 18 and 10.80% of those age 65 or over.

Red Rock Lake and Dam in Marion County near Pella. Elk Rock State Park is situated on both sides of the lake to the northwest. County road T15 crosses over the dam.

Communities

Cities

Unincorporated communities


Gallery

See also

References

External links

Coordinates: 41°19′52″N 93°06′08″W / 41.33111°N 93.10222°W / 41.33111; -93.10222


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