DeWitt County, Illinois

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De Witt County, Illinois
DeWitt County Courthouse, Clinton.jpg
DeWitt County Courthouse in Clinton, Illinois
Seal of De Witt County, Illinois
Seal
Map of Illinois highlighting De Witt County
Location in the state of Illinois
Map of the United States highlighting Illinois
Illinois's location in the U.S.
Founded 1839
Named for DeWitt Clinton
Seat Clinton
Largest city Clinton
Area
 • Total 405 sq mi (1,049 km2)
 • Land 398 sq mi (1,031 km2)
 • Water 7.6 sq mi (20 km2), 1.9%
Population
 • (2010) 16,561
 • Density 42/sq mi (16/km²)
Congressional district 13th
Time zone Central: UTC-6/-5
Website www.dewittcountyill.com

DeWitt County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 16,561.[1] Its county seat is Clinton.[2] The county was formed in 1839 from Macon and McLean Counties. Its name is in honor of the seventh Governor of New York State, DeWitt Clinton.[3]

DeWitt County is included in the Bloomington, IL Metropolitan Statistical Area.

The U.S. Census Bureau and the USGS list the county's name as De Witt, although the county uses the name DeWitt (no space).

History[edit]

Geography[edit]

According to the U.S. Census Bureau, the county has a total area of 405 square miles (1,050 km2), of which 398 square miles (1,030 km2) is land and 7.6 square miles (20 km2) (1.9%) is water.[4]

Climate and weather[edit]

Clinton, Illinois
Climate chart (explanation)
J F M A M J J A S O N D
 
 
2.1
 
35
17
 
 
2
 
41
22
 
 
3.2
 
53
32
 
 
3.6
 
65
42
 
 
4.5
 
76
52
 
 
3.9
 
85
61
 
 
4.5
 
88
65
 
 
4.1
 
86
63
 
 
3
 
80
55
 
 
2.7
 
68
44
 
 
3.3
 
52
34
 
 
2.9
 
39
23
Average max. and min. temperatures in °F
Precipitation totals in inches
Source: The Weather Channel[5]

In recent years, average temperatures in the county seat of Clinton have ranged from a low of 17 °F (−8 °C) in January to a high of 88 °F (31 °C) in July, although a record low of −25 °F (−32 °C) was recorded in February 1905 and a record high of 113 °F (45 °C) was recorded in July 1954. Average monthly precipitation ranged from 1.95 inches (50 mm) in February to 4.54 inches (115 mm) in July.[5]

Adjacent counties[edit]

Major highways[edit]

Demographics[edit]

2000 census age pyramid for DeWitt County
Historical population
Census Pop.
1840 3,247
1850 5,002 54.0%
1860 10,820 116.3%
1870 14,768 36.5%
1880 17,010 15.2%
1890 17,011 0.0%
1900 18,972 11.5%
1910 18,906 −0.3%
1920 19,252 1.8%
1930 18,598 −3.4%
1940 18,244 −1.9%
1950 16,894 −7.4%
1960 17,253 2.1%
1970 16,975 −1.6%
1980 18,108 6.7%
1990 16,516 −8.8%
2000 16,798 1.7%
2010 16,561 −1.4%
Est. 2013 16,420 −0.9%
U.S. Decennial Census[6]
1790-1960[7] 1900-1990[8]
1990-2000[9] 2010-2013[1]

As of the census[10] of 2000, there were 16,798 people, 6,770 households, and 4,684 families residing in the county. The population density was 42 people per square mile (16/km²). There were 7,282 housing units at an average density of 18 per square mile (7/km²). The racial makeup of the county was 97.81% White, 0.49% Black or African American, 0.19% Native American, 0.28% Asian, 0.02% Pacific Islander, 0.50% from other races, and 0.71% from two or more races. 1.27% of the population were Hispanic or Latino of any race. 24.2% were of German, 18.8% American, 16.2% English and 11.4% Irish ancestry according to Census 2000. 98.4% spoke English and 1.3% Spanish as their first language.

There were 6,770 households out of which 30.90% had children under the age of 18 living with them, 56.80% were married couples living together, 8.50% had a female householder with no husband present, and 30.80% were non-families. 26.80% of all households were made up of individuals and 12.60% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 2.95.

In the county the population was spread out with 24.60% under the age of 18, 7.80% from 18 to 24, 28.30% from 25 to 44, 23.50% from 45 to 64, and 15.90% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 95.60 males. For every 100 females age 18 and over, there were 93.50 males.

The median income for a household in the county was $41,256, and the median income for a family was $50,429. Males had a median income of $35,902 versus $23,998 for females. The per capita income for the county was $20,488. About 5.80% of families and 8.20% of the population were below the poverty line, including 11.90% of those under age 18 and 7.20% of those age 65 or over.

Communities[edit]

Map of DeWitt County Illinois

Cities[edit]

Villages[edit]

Townships[edit]

De Witt County is divided into thirteen townships:

See also[edit]

Notes[edit]

  1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved July 4, 2014. 
  2. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  3. ^ Gannett, Henry (1905). The Origin of Certain Place Names in the United States. Govt. Print. Off. p. 105. 
  4. ^ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23. 
  5. ^ a b "Monthly Averages for Clinton, Illinois". The Weather Channel. Retrieved 2011-01-27. 
  6. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved July 4, 2014. 
  7. ^ "Historical Census Browser". University of Virginia Library. Retrieved July 4, 2014. 
  8. ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 4, 2014. 
  9. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000". United States Census Bureau. Retrieved July 4, 2014. 
  10. ^ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31. 

References[edit]

External links[edit]

Coordinates: 39°22′37″N 90°17′38″W / 39.377°N 90.294°W / 39.377; -90.294