|Grundy County, Iowa|
Location in the state of Iowa
Iowa's location in the U.S.
|Named for||Felix Grundy|
|Largest city||Grundy Center|
502 sq mi (1,300 km²)
502 sq mi (1,300 km²)
0.04 sq mi (0 km²), 0.01%
25/sq mi (10/km²)
|Time zone||Central: UTC-6/-5|
Grundy County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 12,453. The county seat is Grundy Center. The county is named for Felix Grundy, former U.S. Attorney General.
Grundy County was formed on January 15, 1851, and became self-governing in 1856. It was named after Felix Grundy of Tennessee, a statesman, Senator, member of the House of Representatives and Attorney General under President James K. Polk.
The first courthouse was built in 1861. The wooden, two-story building contained a courtroom, but was used for other purposes, including housing the office of the sheriff, county treasurer, the judge, as well as a chamber for the jury. The cornerstone for a second courthouse was laid on November 11, 1891.
- Butler County (north)
- Black Hawk County (east)
- Tama County (southeast)
- Marshall County (southwest)
- Hardin County (west)
|U.S. Decennial Census|
The 2010 census recorded a population of 12,453 in the county, with a population density of 24.7816/sq mi (9.5682/km2). There were 5,530 housing units, of which 5,131 were occupied.
As of the census of 2000, there were 12,369 people, 4,984 households, and 3,583 families residing in the county. The population density was 25 people per square mile (10/km²). There were 5,304 housing units at an average density of 11 per square mile (4/km²). The racial makeup of the county was 98.97% White, 0.08% Black or African American, 0.02% Native American, 0.29% Asian, 0.15% from other races, and 0.48% from two or more races. 0.58% of the population were Hispanic or Latino of any race.
There were 4,984 households out of which 30.70% had children under the age of 18 living with them, 63.80% were married couples living together, 5.50% had a female householder with no husband present, and 28.10% were non-families. 25.50% of all households were made up of individuals and 14.20% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 2.94.
In the county the population was spread out with 25.20% under the age of 18, 6.30% from 18 to 24, 25.10% from 25 to 44, 24.10% from 45 to 64, and 19.30% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 95.70 males. For every 100 females age 18 and over, there were 92.10 males.
The median income for a household in the county was $39,396, and the median income for a family was $46,627. Males had a median income of $32,006 versus $22,003 for females. The per capita income for the county was $19,142. About 3.30% of families and 4.60% of the population were below the poverty line, including 4.60% of those under age 18 and 5.70% of those age 65 or over.
† county seat
|Rank||City/Town/etc.||Municipal type||Population (2010 Census)
|1||† Grundy Center||City||2,706|
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- ^ United States Office of Management and Budget. "Update of Statistical Area Definitions and Guidance on Their Uses" (PDF). pp. 5, 36.. Archived from the original on 2006-05-14. https://web.archive.org/web/20060514003222/http://www.whitehouse.gov/omb/bulletins/fy2006/b06-01.pdf. Retrieved 2006-07-21.
- ^ http://www.grundycounty.org/features/history.asp
- ^ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. http://www.census.gov/geo/www/gazetteer/gazette.html. Retrieved 2011-04-23.
- ^ "County Totals Dataset: Population, Population Change and Estimated Components of Population Change: April 1, 2010 to July 1, 2015". http://www.census.gov/popest/data/counties/totals/2015/CO-EST2015-alldata.html. Retrieved July 2, 2016.
- ^ "U.S. Decennial Census". United States Census Bureau. http://www.census.gov/prod/www/decennial.html. Retrieved July 17, 2014.
- ^ "Historical Census Browser". University of Virginia Library. http://mapserver.lib.virginia.edu. Retrieved July 17, 2014.
- ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. http://www.census.gov/population/cencounts/ia190090.txt. Retrieved July 17, 2014.
- ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000". United States Census Bureau. http://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf. Retrieved July 17, 2014.
- ^ "Population & Housing Occupancy Status 2010". United States Census Bureau American FactFinder. http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=DEC_10_PL_GCTPL2.ST05&prodType=table. Retrieved May 12, 2011.
- ^ "American FactFinder". United States Census Bureau. http://factfinder2.census.gov. Retrieved 2008-01-31.
- ^ http://www.census.gov/2010census/
- Grundy County, Iowa Official website
|Hardin County||Black Hawk County|
Grundy County, Iowa
|Marshall County||Tama County|
|This page uses content from the English language Wikipedia. The original content was at Grundy County, Iowa. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.|