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Knox County, Ohio facts for kids

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Knox County
The Knox County Courthouse in 2013
The Knox County Courthouse in 2013
Flag of Knox County
Flag
Official seal of Knox County
Seal
Map of Ohio highlighting Knox County
Location within the U.S. state of Ohio
Map of the United States highlighting Ohio
Ohio's location within the U.S.
Country  United States
State  Ohio
Founded March 1, 1808
Named for Henry Knox
Seat Mount Vernon
Largest city Mount Vernon
Area
 • Total 530 sq mi (1,400 km2)
 • Land 525 sq mi (1,360 km2)
 • Water 4.1 sq mi (11 km2)  0.8%%
Population
 (2020)
 • Total 62,721
 • Density 118.3/sq mi (45.7/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 12th

Knox County is a county in the state of Ohio, United States. In 2020, about 62,721 people lived here. The main city and county seat is Mount Vernon.

The county is named after Henry Knox. He was an important officer in the American Revolutionary War. Later, he became the first Secretary of War. Knox County is part of the Mount Vernon, OH area. It is also included in the larger Columbus-Marion-Zanesville, OH region.

Discovering Knox County's Past

Knox County was created in 1808. It was formed from parts of Fairfield County.

Exploring Knox County's Geography

Knox County covers about 530 square miles. Most of this area, about 525 square miles, is land. Only a small part, about 4.1 square miles, is water.

A big part of the county, about 58%, is farmland. Forests cover another 28% of the land. Most of Knox County has rolling hills and valleys. These are part of the Glaciated Allegheny Plateau. Some places in the county are over 1,400 feet above sea level.

Neighboring Counties

Knox County shares borders with several other counties:

Understanding Knox County's Population

The number of people living in Knox County has grown over time.

Historical population
Census Pop.
1810 2,149
1820 8,326 287.4%
1830 17,085 105.2%
1840 29,579 73.1%
1850 28,872 −2.4%
1860 27,735 −3.9%
1870 26,333 −5.1%
1880 27,431 4.2%
1890 27,600 0.6%
1900 27,768 0.6%
1910 30,181 8.7%
1920 29,580 −2.0%
1930 29,338 −0.8%
1940 31,024 5.7%
1950 35,287 13.7%
1960 38,808 10.0%
1970 41,795 7.7%
1980 46,304 10.8%
1990 47,473 2.5%
2000 54,500 14.8%
2010 60,921 11.8%
2020 62,721 3.0%
U.S. Decennial Census
1790–1960 1900–1990
1990–2000 2020

In 2010, there were 60,921 people living in Knox County. Most people were white. About 1.2% of the population was of Hispanic or Latino background. The average age of people in the county was 38.3 years old.

Knox County's Economy

Agriculture is a big part of Knox County's economy. Farmers earn a lot from crops and livestock. Corn is the main crop grown here, followed by soybeans.

Mount Vernon, the county seat, has some major employers. These include Siemens Energy Inc. and Ariel Corporation. Both companies make parts for the natural gas industry.

Other important employers are Kenyon College in Gambier and Mount Vernon Nazarene University in Mount Vernon. The Kokosing Construction Company, near Fredericktown, is also a large employer.

Learning and Education

Knox County is home to two universities:

Communities in Knox County

Map of Knox County Ohio With Municipal and Township Labels
This map shows the cities, villages, and townships in Knox County, Ohio.

Cities

Villages

Townships

  • Berlin
  • Brown
  • Butler
  • Clay
  • Clinton
  • College
  • Harrison
  • Hilliar
  • Howard
  • Jackson
  • Jefferson
  • Liberty
  • Middlebury
  • Milford
  • Miller
  • Monroe
  • Morgan
  • Morris
  • Pike
  • Pleasant
  • Union
  • Wayne

Census-Designated Places

These are areas that are like towns but are not officially incorporated as cities or villages:

Unincorporated Communities

These are smaller communities that are not officially part of a city or village:

Famous People from Knox County

Many well-known people have lived or worked in Knox County, including:

See also

Kids robot.svg In Spanish: Condado de Knox (Ohio) para niños

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