Calhoun County is a

county A county is a geographic region of a country used for administrative or other purposes Chambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...

located in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sove ...

Iowa Iowa () is a U.S. state, state in the Midwestern United States, Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wiscon ...

. As of the 2020 census, the population was 9,927. Its

county seat A county seat is an administrative center, seat of government, or capital city of a county or civil parish. The term is in use in Canada, China, Hungary, Romania, Taiwan, and the United States. The equivalent term shire town is used in the US ...

is Rockwell City.

History

Calhoun County was formed on January 15, 1851 from open land originally named ''Fox County''. It was renamed in 1853 after the seventh US Vice President secessionist

John C. Calhoun John Caldwell Calhoun (; March 18, 1782March 31, 1850) was an American statesman and political theorist from South Carolina who held many important positions including being the seventh vice president of the United States from 1825 to 1832. He ...

. When the tracks of the

Illinois Central Railroad The Illinois Central Railroad , sometimes called the Main Line of Mid-America, was a railroad in the Central United States, with its primary routes connecting Chicago, Illinois, with New Orleans, Louisiana, and Mobile, Alabama. A line al ...

were laid through the county in 1870, the county seat was moved from Lake City to Rockwell City. The first train reached Rockwell City on August 7, 1882 and the population count doubled in the same year. The first courthouse, built of wood, burned to the ground in 1884 and the county government moved into a nearby hotel. In 1913, the current courthouse was built. On July 6, 1893, Pomeroy was struck by a

tornado A tornado is a violently rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. It is often referred to as a twister, whirlwind or cyclone, alt ...

that measured F5 on the Fujita scale. With a damage path wide and long, the tornado destroyed about 80% of the homes in Pomeroy. The tornado killed 71 people and injured 200.

Geography

According to the

U.S. Census Bureau The United States Census Bureau (USCB), officially the Bureau of the Census, is a principal agency of the U.S. Federal Statistical System, responsible for producing data about the American people and economy. The Census Bureau is part of the ...

, the county has a total area of , of which is land and (0.4%) is water.

Ecology

Calhoun County is located entirely within the Des Moines Lobe of the

Western Corn Belt Plains The Western Corn Belt Plains is a Level III ecoregion designated by the Environmental Protection Agency (EPA) in seven U.S. states, though predominantly in Iowa. It has been subdivided into fifteen Level IV ecoregions. Description Once covered ...

ecoregion, as defined by the

United States Environmental Protection Agency The Environmental Protection Agency (EPA) is an independent executive agency of the United States federal government tasked with environmental protection matters. President Richard Nixon proposed the establishment of EPA on July 9, 1970; it ...

(EPA). One of the flattest regions in Iowa, the Des Moines Lobe ecoregion is a distinctive area naturally defined by

Wisconsin glaciation The Wisconsin Glacial Episode, also called the Wisconsin glaciation, was the most recent glacial period of the North American ice sheet complex. This advance included the Cordilleran Ice Sheet, which nucleated in the northern North American Cord ...

but modified by humans for extensive agriculture. In general, the land is level to gently rolling with some areas of relief defined by glacial features like

moraine A moraine is any accumulation of unconsolidated debris ( regolith and rock), sometimes referred to as glacial till, that occurs in both currently and formerly glaciated regions, and that has been previously carried along by a glacier or ice sh ...

s, hummocky knobs, and

kettle A kettle, sometimes called a tea kettle or teakettle, is a type of pot specialized for boiling water, commonly with a ''lid'', ''spout'', and ''handle'', or a small electric kitchen appliance of similar shape that functions in a self-contained ...

s, and outwash deposits. The lobe does not have any

loess Loess (, ; from german: Löss ) is a clastic, predominantly silt-sized sediment that is formed by the accumulation of wind-blown dust. Ten percent of Earth's land area is covered by loess or similar deposits. Loess is a periglacial or aeoli ...

deposits like the

Loess Hills The Loess Hills are a formation of wind-deposited loess soil in the westernmost parts of Iowa and Missouri, and the easternmost parts of Nebraska and Kansas, along the Missouri River. Geology The Loess (, , or ) Hills are generally located ...

to the west. The stream network is poorly developed and widely spaced, with major rivers carving valleys that are relatively deep and steep-sided. Almost all of the natural lakes of Iowa are found in the northern part of this region (the Iowa Great Lakes). Most of the region has been converted from

wet prairie Prairies are ecosystems considered part of the temperate grasslands, savannas, and shrublands biome by ecologists, based on similar temperate climates, moderate rainfall, and a composition of grasses, herbs, and shrubs, rather than trees, as the ...

to agricultural use with substantial surface water drainage. Only a small fraction of the

wetland A wetland is a distinct ecosystem that is flooded or saturated by water, either permanently (for years or decades) or seasonally (for weeks or months). Flooding results in oxygen-free (Anoxic waters, anoxic) processes prevailing, especially in t ...

s remain, and many natural lakes have been drained as a result of agricultural drainage projects via

drainage tile Tile drainage is a form of agricultural drainage system that removes excess sub-surface water from fields to allow sufficient air space within the soil, proper cultivation, and access by heavy machinery to tend and harvest crops. While surface wate ...

s or

ditch A ditch is a small to moderate divot created to channel water. A ditch can be used for drainage, to drain water from low-lying areas, alongside roadways or fields, or to channel water from a more distant source for plant irrigation. Ditches ar ...

es.

Major highways

U.S. Highway 20 * Circle sign 4

Iowa Highway 4 Iowa Highway 4 (Iowa 4) is a state highway which runs from north to south across the state of Iowa. It is long, beginning at an intersection with Iowa Highway 44 in Panora and ending at the Minnesota state line north of Estherville. It contin ...

Iowa Highway 7 Iowa Highway 7 is a state highway that runs from east to west across the northwestern portion of Iowa. Highway 7 is a fair sized highway in Iowa, at 74 miles (119 kilometers) long. The western terminus of Iowa Highway 7 is at Iowa Highway 3 nor ...

Iowa Highway 175 Iowa Highway 175 (Iowa 175) is a main east–west route in the northern portion of the state. The highway has a length of . Iowa Highway 175 enters the state by a Missouri River crossing between Decatur, Nebraska and Onawa. The highway co ...

Adjacent counties

* Pocahontas County (north) * Webster County (east) * Greene County (southeast) * Carroll County (southwest) * Sac County (west)

Demographics

2020 census

The 2020 census recorded a population of 9,927 in the county, with a population density of . 97.22% of the population reported being of one race. 91.88% were non-Hispanic White, 1.53% were Black, 2.38% were Hispanic, 0.24% were Native American, 0.26% were Asian, 0.08% were Native Hawaiian or Pacific Islander and 3.63% were some other race or more than one race. There were 4,771 housing units of which 4,070 were occupied.

2010 census

The 2010 census recorded a population of 9,670 in the county, with a population density of . There were 5,108 housing units, of which 4,242 were occupied.

2000 census

As of the

census A census is the procedure of systematically acquiring, recording and calculating information about the members of a given population. This term is used mostly in connection with national population and housing censuses; other common censuses inc ...

of 2000, there were 11,115 people, 4,513 households, and 3,014 families residing in the county. The

population density Population density (in agriculture: standing stock or plant density) is a measurement of population per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key geographical term.Matt RosenberPopu ...

was 20 people per square mile (8/km²). There were 5,219 housing units at an average density of 9 per square mile (4/km²). The racial makeup of the county was 98.06%

White White is the lightest color and is achromatic (having no hue). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully reflect and scatter all the visible wavelengths of light. White ...

, 0.69%

Black Black is a color which results from the absence or complete absorption of visible light. It is an achromatic color, without hue, like white and grey. It is often used symbolically or figuratively to represent darkness. Black and white ha ...

African American African Americans (also referred to as Black Americans and Afro-Americans) are an ethnic group consisting of Americans with partial or total ancestry from sub-Saharan Africa. The term "African American" generally denotes descendants of ens ...

, 0.20% Native American, 0.18% Asian, 0.01%

Pacific Islander Pacific Islanders, Pasifika, Pasefika, or rarely Pacificers are the peoples of the Pacific Islands. As an ethnic/ racial term, it is used to describe the original peoples—inhabitants and diasporas—of any of the three major subregions of O ...

, 0.34% from

other races Other often refers to: * Other (philosophy), a concept in psychology and philosophy Other or The Other may also refer to: Film and television * ''The Other'' (1913 film), a German silent film directed by Max Mack * ''The Other'' (1930 film), a ...

, and 0.52% from two or more races. 0.90% of the population were

Hispanic The term ''Hispanic'' ( es, hispano) refers to people, cultures, or countries related to Spain, the Spanish language, or Hispanidad. The term commonly applies to countries with a cultural and historical link to Spain and to viceroyalties for ...

or Latino of any race. There were 4,513

household A household consists of two or more persons who live in the same dwelling. It may be of a single family or another type of person group. The household is the basic unit of analysis in many social, microeconomic and government models, and is i ...

s, out of which 27.80% had children under the age of 18 living with them, 57.90% were

married couples Marriage, also called matrimony or wedlock, is a culturally and often legally recognized union between people called spouses. It establishes rights and obligations between them, as well as between them and their children, and between ...

living together, 6.60% had a female householder with no husband present, and 33.20% were non-families. 30.50% of all households were made up of individuals, and 17.80% 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 2.87. In the county, the population was spread out, with 23.10% under the age of 18, 6.40% from 18 to 24, 24.80% from 25 to 44, 23.70% from 45 to 64, and 22.10% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 98.10 males. For every 100 females age 18 and over, there were 97.60 males. The median income for a household in the county was $33,286, and the median income for a family was $41,583. Males had a median income of $28,787 versus $20,095 for females. The

per capita income Per capita income (PCI) or total income measures the average income earned per person in a given area (city, region, country, etc.) in a specified year. It is calculated by dividing the area's total income by its total population. Per capita i ...

for the county was $17,498. 10.10% of the population and 7.10% of families were below the

poverty Poverty is the state of having few material possessions or little income. Poverty can have diverse

line. Out of the total population, 13.50% of those under the age of 18 and 8.50% of those 65 and older were living below the poverty line.

Communities

Cities

* Farnhamville * Jolley * Knierim * Lake City * Lohrville * Lytton *

Manson Manson is a surname of Scottish origin.''Manson'' in the Dictionary of American Family Names, Oxford University Press, p.508 It is an Anglicised version of the Scandinavian name Magnusson, meaning son of Magnus, and a Sept of Clan Gunn. It is part ...

* Pomeroy * Rinard * Rockwell City * Somers * Yetter

Unincorporated communities

* Easley * Knoke *

Sherwood Sherwood may refer to: Places Australia *Sherwood, Queensland, a suburb of Brisbane * Sherwood, South Australia, a locality *Shire of Sherwood, a former local government area of Queensland * Electoral district of Sherwood, an electoral district fr ...

* Twin Lakes, a

census-designated place A census-designated place (CDP) is a concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counterparts of incorporated places, suc ...

Townships

Calhoun County is divided into sixteen

townships A township is a kind of human settlement or administrative subdivision, with its meaning varying in different countries. Although the term is occasionally associated with an urban area, that tends to be an exception to the rule. In Australia, C ...

: *

Butler A butler is a person who works in a house serving and is a domestic worker in a large household. In great houses, the household is sometimes divided into departments with the butler in charge of the dining room, wine cellar, and pantries, pantry ...

* Calhoun *

Cedar Cedar may refer to: Trees and plants *''Cedrus'', common English name cedar, an Old-World genus of coniferous trees in the plant family Pinaceae *Cedar (plant), a list of trees and plants known as cedar Places United States * Cedar, Arizona * ...

Center Center or centre may refer to: Mathematics *Center (geometry), the middle of an object * Center (algebra), used in various contexts ** Center (group theory) ** Center (ring theory) * Graph center, the set of all vertices of minimum eccentrici ...

* Elm Grove *

Garfield ''Garfield'' is an American comic strip created by Jim Davis. Originally published locally as ''Jon'' in 1976, then in nationwide syndication from 1978 as ''Garfield'', it chronicles the life of the title character Garfield the cat, his hum ...

Greenfield Greenfield or Greenfields may refer to: Engineering and Business * Greenfield agreement, an employment agreement for a new organisation * Greenfield investment, the investment in a structure in an area where no previous facilities exist * Greenf ...

Jackson Jackson may refer to: People and fictional characters * Jackson (name), including a list of people and fictional characters with the surname or given name Places Australia * Jackson, Queensland, a town in the Maranoa Region * Jackson North, Qu ...

* Lake Creek *

Lincoln Lincoln most commonly refers to: * Abraham Lincoln (1809–1865), the sixteenth president of the United States * Lincoln, England, cathedral city and county town of Lincolnshire, England * Lincoln, Nebraska, the capital of Nebraska, U.S. * Lincol ...

Logan Logan may refer to: Places * Mount Logan (disambiguation) Australia * Logan (Queensland electoral district), an electoral district in the Queensland Legislative Assembly * Logan, Victoria, small locality near St. Arnaud * Logan City, local gov ...

Reading Reading is the process of taking in the sense or meaning of letters, symbols, etc., especially by sight or touch. For educators and researchers, reading is a multifaceted process involving such areas as word recognition, orthography (spell ...

* Sherman * Twin Lakes * Union * Williams

Population ranking

The population ranking of the following table is based on the 2020 census of Calhoun County. † ''county seat''

Politics

Politically, Calhoun County has favoured the Republicans since 1896, usually only voting Democrat when the party won national victories. It first voted for the Democrats in

1932 Events January * January 4 – The British authorities in India arrest and intern Mahatma Gandhi and Vallabhbhai Patel. * January 9 – Sakuradamon Incident: Korean nationalist Lee Bong-chang fails in his effort to assassinate Emperor Hir ...

when Franklin D. Roosevelt won in a landslide victory against

Herbert Hoover Herbert Clark Hoover (August 10, 1874 – October 20, 1964) was an American politician who served as the 31st president of the United States from 1929 to 1933 and a member of the Republican Party, holding office during the onset of the Gre ...

. In 2000, Calhoun County voted for George W. Bush and has voted for the Republicans ever since. In 2016

Donald Trump Donald John Trump (born June 14, 1946) is an American politician, media personality, and businessman who served as the 45th president of the United States from 2017 to 2021. Trump graduated from the Wharton School of the University of P ...

won 67.2% percent of the vote in Calhoun County, the highest vote share since Dwight D. Eisenhower’s victory in 1952.

References

External links

County websiteGraphic-Advocate Newspaper
{{authority control 1855 establishments in Iowa Populated places established in 1855