Rock Valley, Iowa
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Rock Valley is a city in
Sioux County, Iowa Sioux County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 35,872. Its county seat is Orange City. Its largest city is Sioux Center. History Sioux County was formed on January 15, 1851. It has bee ...
, the North Western corner of
Iowa Iowa ( ) is a U.S. state, state in the upper Midwestern United States, Midwestern region of the United States. It borders the Mississippi River to the east and the Missouri River and Big Sioux River to the west; Wisconsin to the northeast, Ill ...
, United States, along the Rock River. The population was 4,059 at the time of the 2020 census.


Geography

According to the
United States Census Bureau The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the Federal statistical system, U.S. federal statistical system, responsible for producing data about the American people and American economy, econ ...
, the city has a total area of , of which is land and is water. Rock Valley is located on
U.S. Route 18 U.S. Highway 18 (US 18) is an east–west United States Numbered Highway in the Midwestern United States. The western terminus is in Orin, Wyoming, at an interchange with Interstate 25 (I-25). Its eastern terminus is in Downtow ...
.


History

The town of Rock Valley was platted in 1879 by a Colonel Ira Warren, a
Civil War A civil war is a war between organized groups within the same Sovereign state, state (or country). The aim of one side may be to take control of the country or a region, to achieve independence for a region, or to change government policies.J ...
veteran, and the Chicago Milwaukee & St. Paul Railway on ground owned by Warren.


Education

The Rock Valley Community School District Serves the town and the surrounding area.


Demographics


2020 census

As of the
census A census (from Latin ''censere'', 'to assess') is the procedure of systematically acquiring, recording, and calculating population information about the members of a given Statistical population, population, usually displayed in the form of stati ...
of 2020, there were 4,059 people, 1,469 households, and 1,019 families residing in the city. The
population density Population density (in agriculture: Standing stock (disambiguation), 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 geog ...
was 910.0 inhabitants per square mile (351.3/km2). There were 1,555 housing units at an average density of 348.6 per square mile (134.6/km2). The
racial Race is a categorization of humans based on shared physical or social qualities into groups generally viewed as distinct within a given society. The term came into common usage during the 16th century, when it was used to refer to groups of va ...
makeup of the city was 81.0%
White White is the lightest color and is achromatic (having no chroma). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully (or almost fully) reflect and scatter all the visible wa ...
, 0.4% Black or African American, 0.4% Native American, 0.2% Asian, 0.0%
Pacific Islander Pacific Islanders, Pasifika, Pasefika, Pacificans, or rarely Pacificers are the peoples of the list of islands in the Pacific Ocean, Pacific Islands. As an ethnic group, ethnic/race (human categorization), racial term, it is used to describe th ...
, 9.3% from other races and 8.6% from two or more races.
Hispanic or Latino ''Hispanic'' and '' Latino'' are ethnonyms used to refer collectively to the inhabitants of the United States who are of Spanish or Latin American ancestry (). While many use the terms interchangeably, for example, the United States Census Bureau ...
persons of any race comprised 21.4% of the population. Of the 1,469 households, 37.0% of which had children under the age of 18 living with them, 59.8% were
married couples Marriage, also called matrimony or wedlock, is a culturally and often legally recognised union between people called spouses. It establishes rights and obligations between them, as well as between them and their children (if any), and b ...
living together, 4.5% were cohabitating couples, 20.8% had a female householder with no spouse or partner present and 14.9% had a male householder with no spouse or partner present. 30.6% of all households were non-families. 26.7% of all households were made up of individuals, 13.1% had someone living alone who was 65 years old or older. The median age in the city was 34.3 years. 32.3% of the residents were under the age of 20; 5.5% were between the ages of 20 and 24; 25.9% were from 25 and 44; 20.0% were from 45 and 64; and 16.3% were 65 years of age or older. The gender makeup of the city was 49.6% male and 50.4% female.


2010 census

As of the
census A census (from Latin ''censere'', 'to assess') is the procedure of systematically acquiring, recording, and calculating population information about the members of a given Statistical population, population, usually displayed in the form of stati ...
of 2010, there were 3,354 people, 1,283 households, and 870 families living in the city. The
population density Population density (in agriculture: Standing stock (disambiguation), 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 geog ...
was . There were 1,356 housing units at an average density of . The racial makeup of the city was 92.2%
White White is the lightest color and is achromatic (having no chroma). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully (or almost fully) reflect and scatter all the visible wa ...
, 0.3%
African American African Americans, also known as Black Americans and formerly also called Afro-Americans, are an Race and ethnicity in the United States, American racial and ethnic group that consists of Americans who have total or partial ancestry from an ...
, 0.4% Asian, 5.8% from other races, and 1.2% from two or more races.
Hispanic The term Hispanic () are people, Spanish culture, cultures, or countries related to Spain, the Spanish language, or broadly. In some contexts, Hispanic and Latino Americans, especially within the United States, "Hispanic" is used as an Ethnici ...
or Latino of any race were 12.2% of the population. There were 1,283 households, of which 32.9% had children under the age of 18 living with them, 60.9% were
married couples Marriage, also called matrimony or wedlock, is a culturally and often legally recognised union between people called spouses. It establishes rights and obligations between them, as well as between them and their children (if any), and b ...
living together, 4.2% had a female householder with no husband present, 2.7% had a male householder with no wife present, and 32.2% were non-families. 28.8% of all households were made up of individuals, and 13.5% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.16. The median age in the city was 35.8 years. 27.3% of residents were under the age of 18; 8.1% were between the ages of 18 and 24; 25.3% were from 25 to 44; 19.4% were from 45 to 64; and 19.9% were 65 years of age or older. The gender makeup of the city was 49.4% male and 50.6% female.


2000 census

As of the
census A census (from Latin ''censere'', 'to assess') is the procedure of systematically acquiring, recording, and calculating population information about the members of a given Statistical population, population, usually displayed in the form of stati ...
of 2000, there were 2,702 people, 1,124 households, and 750 families living in the city. The population density was . There were 1,202 housing units at an average density of . The racial makeup of the city was 98.48%
White White is the lightest color and is achromatic (having no chroma). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully (or almost fully) reflect and scatter all the visible wa ...
, 0.11%
African American African Americans, also known as Black Americans and formerly also called Afro-Americans, are an Race and ethnicity in the United States, American racial and ethnic group that consists of Americans who have total or partial ancestry from an ...
, 0.07% Native American, 0.33% Asian, 0.59% from other races, and 0.41% from two or more races.
Hispanic The term Hispanic () are people, Spanish culture, cultures, or countries related to Spain, the Spanish language, or broadly. In some contexts, Hispanic and Latino Americans, especially within the United States, "Hispanic" is used as an Ethnici ...
or Latino of any race were 1.04% of the population. There were 1,124 households, out of which 29.4% had children under the age of 18 living with them, 59.8% were
married couples Marriage, also called matrimony or wedlock, is a culturally and often legally recognised union between people called spouses. It establishes rights and obligations between them, as well as between them and their children (if any), and b ...
living together, 5.2% had a female householder with no husband present, and 33.2% were non-families. 30.9% of all households were made up of individuals, and 16.5% had someone living alone who was 65 years of age or older. The average household size was 2.38 and the average family size was 3.00. In the city, the population was spread out, with 25.4% under the age of 18, 9.6% from 18 to 24, 24.4% from 25 to 44, 18.3% from 45 to 64, and 22.3% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 92.6 males. For every 100 females age 18 and over, there were 89.8 males. The median income for a household in the city was $36,967, and the median income for a family was $45,074. Males had a median income of $31,219 versus $20,833 for females. The
per capita income Per capita income (PCI) or average income measures the average income earned per person in a given area (city, region, country, etc.) in a specified year. In many countries, per capita income is determined using regular population surveys, such ...
for the city was $19,660. About 1.9% of families and 4.1% of the population were below the
poverty line The poverty threshold, poverty limit, poverty line, or breadline is the minimum level of income deemed adequate in a particular country. The poverty line is usually calculated by estimating the total cost of one year's worth of necessities for ...
, including 6.7% of those under age 18 and 3.2% of those age 65 or over.


Notable people

*
Florence Fallgatter Florence Alberta Fallgatter (1891 – April 8, 1973) was an American educator and home economist. She was head of the home economics department at Iowa State University from 1938 to 1958, the first woman president of the American Vocational Ass ...
, home economist, was born in Rock Valley. *
James Francis Macbride James Francis Macbride (19 May 1892 16 June 1976) was an American botanist who devoted most of his professional life to the study of the flora of Peru. Early life and education Born on 19 May 1891 in Rock Valley, Iowa, MacBride graduated from th ...
, botanist, was born in Rock Valley. * Stephen A. Mitchell (politician), was born in Rock Valley. * Richard Mulder (1938–2022), physician and Minnesota state legislator was born in Rock Valley. Minnesota Legislators Past & Present-Richard Mulder
/ref> * Katy Olson, politician, was born in Rock Valley. *
Andrew Van Ginkel Andrew Van Ginkel (born July 1, 1995) is an American professional American football, football linebacker for the Minnesota Vikings of the National Football League (NFL). He played college football for the South Dakota Coyotes, South Dakota Coyot ...
, football player, was born in Rock Valley


References


External links


Rock Valley webpage
* http://www.cityofrockvalley.com/site/rivers-bend {{authority control Cities in Sioux County, Iowa Cities in Iowa