Johnson County (Iowa)

The Johnson County is a county located in the U.S. state of Iowa. In the census in 2010, the County had 130 882 inhabitants and a population density of 82.3 inhabitants per square kilometer. The administrative headquarters ( County Seat) is Iowa City, which was founded with this name as the capital of Iowa Territory.

Geography

The County is located in east-central Iowa on the Iowa River and has an area of ​​1,614 square kilometers, of which 23 square kilometers are water surface. It borders the following Nachbarcountys:

History

The Johnson County was on December 21, 1837 from former parts of the Des Moines County in what was then Wisconsin - formed territory. It was named after Richard M. Johnson (1780-1850), the ninth Vice President of the United States ( 1837-1841 ).

Demographic data

According to the census in 2010 lived in Johnson County 130 882 people in 50 733 households. The population density was .. inhabitants per square kilometer.

The racial the population was composed of 85.6 percent white, 4.8 percent African American, 0.2 percent Native American, 5.2 percent Asian and other ethnic groups; 2.3 percent were descended from two or more races. Regardless of ethnicity were 4.7 percent of the population are Hispanic or Latino of any race.

In the 50 733 households lived statistically 2.31 ​​per person.

19.8 percent of the population were under 18 years old, 71.6 percent were between 18 and 64 and 8.6 percent were 65 years or older. 50.0 percent of the population was female.

The median income for a household was $ 48,955. The per capita income was $ 26,987. 16.6 percent of the population lived below the poverty line.

Places in Johnson County

Citys

  • Coralville
  • Hills
  • Iowa City
  • Lone Tree
  • North Liberty
  • Oxford
  • Shueyville
  • Tiffin
  • University Heights
  • West Branch1

Unincorporated communities

  • Cosgrove
  • Cou Falls
  • Oakdale
  • River Junction
  • Solon
  • Swisher
  • Twin View Heights
  • Windham

1 - partially in Cedar County

Structure

The Johnson County is divided into 21 townships:

  • Big Grove Township
  • Cedar Township
  • Clear Creek Township
  • East Lucas Township
  • Fremont Township
  • Graham Township
  • Hardin Township
  • Jefferson Township
  • Liberty Township
  • Lincoln Township
  • Madison Township
  • Monroe Township
  • Newport Township
  • Oxford Township
  • Penn Township
  • Pleasant Valley Township
  • Scott Township
  • Sharon Township
  • Union Township
  • Washington Township
  • West Lucas Township

The City of Iowa City belongs to no Township.

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