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Clinton County, Iowa facts for kids

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Clinton County
Clinton County Courthouse
Map of Iowa highlighting Clinton County
Location within the U.S. state of Iowa
Map of the United States highlighting Iowa
Iowa's location within the U.S.
Country  United States
State  Iowa
Founded 1837
Named for DeWitt Clinton
Seat Clinton
Largest city Clinton
Area
 • Total 710 sq mi (1,800 km2)
 • Land 695 sq mi (1,800 km2)
 • Water 15 sq mi (40 km2)  2.1%
Population
 (2020)
 • Total 46,460
 • Estimate 
(2023)
46,158 Decrease
 • Density 65.4/sq mi (25.27/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 2nd

Clinton County is a special area of land, known as a county, in the state of Iowa. It's like a big neighborhood with its own local government. In 2020, about 46,460 people lived here. The main city and where the county government is located is Clinton. The county was named after DeWitt Clinton, who was a famous governor of New York.

History of Clinton County

Clinton County was officially created on December 21, 1837. It was named after DeWitt Clinton, a former Governor of New York. He was a big supporter of building the Erie Canal, which was a very important waterway. The cities of DeWitt and Clinton in the county are also named after him.

Early Settlers and Growth

The first person to settle in this area was Elijah Buell in 1835. He built a log cabin for his family. In 1854, the county got its first newspaper, which helped people stay informed. A special school for girls, the Lyons Female College, opened in 1858. It cost about $175 per student to attend.

The county has had three different courthouses over the years. The one used today was built in 1897. It has a unique Romanesque style, which is a type of architecture.

The first official settlement in Clinton County happened in 1836. The county's population grew quite a bit in its early years. In 1840, there were 821 people. By 1856, the population had grown to 11,000!

Geography and Location

Clinton County covers a total area of about 710 square miles. Most of this (695 square miles) is land, and about 15 square miles is water. The county is home to the easternmost point in Iowa, which is located on the Mississippi River.

Getting Around Clinton County

  • Clinton Municipal Transit Administration (This is the local bus system.)

Main Roads

  • US 30
  • US 61
  • US 67
  • Iowa 136

Neighboring Counties

Clinton County shares its borders with several other counties:

Protected Natural Areas

Population and People

Historical population
Census Pop.
1840 821
1850 2,822 243.7%
1860 18,938 571.1%
1870 35,357 86.7%
1880 36,763 4.0%
1890 41,199 12.1%
1900 43,832 6.4%
1910 45,394 3.6%
1920 43,371 −4.5%
1930 44,377 2.3%
1940 44,722 0.8%
1950 49,664 11.1%
1960 55,060 10.9%
1970 56,749 3.1%
1980 57,122 0.7%
1990 51,040 −10.6%
2000 50,149 −1.7%
2010 49,116 −2.1%
2020 46,460 −5.4%
2023 (est.) 46,158 −6.0%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2018
ClintonCountyIowaPop2020
Population of Clinton County from US census data

What the 2020 Census Shows

ClintonCountyIA2022PopPyr
2022 US Census population pyramid for Clinton County from ACS 5-year estimates

The 2020 census counted 46,460 people living in Clinton County. This means there were about 67 people for every square mile of land. Most people (94.95%) said they belonged to one race. There were 21,517 homes, and 19,483 of them were lived in.

Clinton County Racial Composition
Race Number Percentage
White 41,226 88.73%
Black or African American 1,392 3%
Native American 103 0.22%
Asian 252 0.54%
Pacific Islander 10 0.02%
Other/Mixed 1,938 4.2%
Hispanic or Latino 1,539 3.31%

What the 2010 Census Showed

In 2010, the county had 49,116 people. There were 21,733 homes, and 20,223 of them were occupied.

Towns and Areas

Cities in Clinton County

Smaller Communities (Unincorporated)

These are smaller places that are not officially cities or towns:

Townships

Clinton County is also divided into these smaller areas called townships:

  • Bloomfield
  • Brookfield
  • Camanche
  • Center
  • De Witt
  • Deep Creek
  • Eden
  • Elk River
  • Grant
  • Hampshire
  • Liberty
  • Olive
  • Orange
  • Sharon
  • Spring Rock
  • Washington
  • Waterford
  • Welton

City Populations (2020)

Here's a list of the cities and towns in Clinton County, ranked by how many people lived there in 2020: county seat

Rank City/Town/etc. Type Population (2020 Census)
1 Clinton City 24,469
2 DeWitt City 5,514
3 Camanche City 4,570
4 Wheatland City 775
5 Grand Mound City 615
6 Delmar City 542
7 Lost Nation City 434
8 Charlotte City 389
9 Calamus City 356
10 Low Moor City 250
11 Goose Lake City 239
12 Welton City 121
13 Andover City 109
14 Toronto City 102

See also

Kids robot.svg In Spanish: Condado de Clinton (Iowa) para niños

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