DeWitt County, Illinois

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 on March 1, 1839 from Macon and McLean counties. The county was named in honor of the seventh Governor of New York State, DeWitt Clinton.[3]

DeWitt County
U.S. county
Location within the U.S. state of Illinois
Illinois's location within the U.S.
Coordinates: 40°10′29″N 88°54′15″W
Country United States
State Illinois
Founded1839
Named forDeWitt Clinton
SeatClinton
Largest cityClinton
Area
 • Total405 sq mi (1,050 km2)
 • Land398 sq mi (1,030 km2)
 • Water7.6 sq mi (20 km2)  1.9%
Population
 (2010)
 • Total16,561
 • Estimate 
(2018)
15,769
 • Density41/sq mi (16/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district13th
Websitewww.dewittcountyill.com

DeWitt County is included in Bloomington–Normal, 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
  • DeWitt County from its creation in 1839 to the splitting off of Piatt County in 1841
  • DeWitt County from 1841 to 1845
  • DeWitt County in 1845, when it was reduced to its current size

Geography

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
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

Major highways

Demographics
Historical population
CensusPop.%±
18403,247—
18505,00254.0%
186010,820116.3%
187014,76836.5%
188017,01015.2%
189017,0110.0%
190018,97211.5%
191018,906−0.3%
192019,2521.8%
193018,598−3.4%
194018,244−1.9%
195016,894−7.4%
196017,2532.1%
197016,975−1.6%
198018,1086.7%
199016,516−8.8%
200016,7981.7%
201016,561−1.4%
2018 (est.)15,769[6]−4.8%
U.S. Decennial Census[7]
1790-1960[8] 1900-1990[9]
1990-2000[10] 2010-2013[1]
2000 census age pyramid for DeWitt County

As of the 2010 United States Census, there were 16,561 people, 6,811 households, and 4,618 families residing in the county.[11] The population density was 41.7 inhabitants per square mile (16.1/km2). There were 7,521 housing units at an average density of 18.9 per square mile (7.3/km2).[4] The racial makeup of the county was 96.8% white, 0.5% black or African American, 0.4% Asian, 0.2% American Indian, 0.9% from other races, and 1.2% from two or more races. Those of Hispanic or Latino origin made up 2.1% of the population.[11] In terms of ancestry, 31.2% were American, 21.7% were German, 15.8% were English, and 12.3% were Irish.[12]

Of the 6,811 households, 30.1% had children under the age of 18 living with them, 53.0% were married couples living together, 10.0% had a female householder with no husband present, 32.2% were non-families, and 27.5% of all households were made up of individuals. The average household size was 2.39 and the average family size was 2.88. The median age was 41.7 years.[11]

The median income for a household in the county was $45,347 and the median income for a family was $56,806. Males had a median income of $41,649 versus $27,729 for females. The per capita income for the county was $24,320. About 6.4% of families and 8.6% of the population were below the poverty line, including 12.2% of those under age 18 and 6.6% of those age 65 or over.[13]

Communities
Map of DeWitt County Illinois

Cities

Villages

Townships

De Witt County is divided into thirteen townships:

Politics

DeWitt is frequently a Republican county. It has not been carried by a Democratic presidential candidate since Lyndon Johnson’s 1964 landslide, and even before that it was carried by Democrats only in strong winning elections like 1936, 1932, 1916, 1912 and 1892.

Presidential elections results
Presidential elections results[14]
Year Republican Democratic Third parties
2016 67.2% 5,077 25.3% 1,910 7.5% 569
2012 62.2% 4,579 35.3% 2,601 2.6% 188
2008 55.5% 4,348 42.2% 3,308 2.2% 175
2004 63.1% 4,920 36.4% 2,836 0.5% 42
2000 56.3% 3,968 40.7% 2,870 3.0% 213
1996 45.2% 2,978 43.7% 2,878 11.1% 733
1992 40.8% 3,164 38.8% 3,009 20.4% 1,586
1988 59.3% 3,942 40.0% 2,660 0.7% 43
1984 65.6% 4,534 34.0% 2,352 0.4% 29
1980 63.3% 4,648 30.8% 2,262 5.9% 434
1976 54.0% 4,137 45.4% 3,477 0.7% 52
1972 65.2% 5,025 34.7% 2,672 0.1% 8
1968 54.2% 4,247 36.0% 2,823 9.8% 764
1964 45.2% 3,605 54.8% 4,371
1960 58.4% 5,074 41.5% 3,607 0.1% 8
1956 63.2% 5,307 36.8% 3,093 0.1% 4
1952 61.8% 5,212 38.2% 3,221 0.0% 3
1948 55.6% 4,178 43.8% 3,290 0.6% 45
1944 55.4% 4,630 43.8% 3,658 0.8% 69
1940 51.8% 5,477 47.8% 5,052 0.4% 45
1936 44.2% 4,544 55.2% 5,676 0.6% 60
1932 43.5% 4,207 55.2% 5,339 1.3% 127
1928 69.4% 6,100 29.9% 2,631 0.7% 59
1924 58.8% 5,173 31.3% 2,752 10.0% 877
1920 60.7% 5,001 37.4% 3,079 2.0% 162
1916 47.9% 4,380 48.8% 4,460 3.3% 306
1912 28.5% 1,346 39.8% 1,880 31.7% 1,499
1908 53.2% 2,628 43.6% 2,155 3.2% 160
1904 56.0% 2,771 37.8% 1,872 6.2% 309
1900 52.3% 2,694 45.8% 2,361 1.9% 99
1896 51.5% 2,587 47.1% 2,370 1.4% 71
1892 47.4% 2,059 47.9% 2,083 4.7% 206

See also

Notes
  1. "State & County QuickFacts". United States Census Bureau. Archived from the original on July 9, 2011. Retrieved July 4, 2014.
  2. "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
  3. Gannett, Henry (1905). The Origin of Certain Place Names in the United States. Govt. Print. Off. p. 105.
  4. "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. Archived from the original on February 12, 2020. Retrieved July 11, 2015.
  5. "Monthly Averages for Clinton, Illinois". The Weather Channel. Retrieved January 27, 2011.
  6. "Population and Housing Unit Estimates". Retrieved November 6, 2019.
  7. "U.S. Decennial Census". United States Census Bureau. Retrieved July 4, 2014.
  8. "Historical Census Browser". University of Virginia Library. Retrieved July 4, 2014.
  9. "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 4, 2014.
  10. "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 4, 2014.
  11. "DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. Archived from the original on February 13, 2020. Retrieved July 11, 2015.
  12. "DP02 SELECTED SOCIAL CHARACTERISTICS IN THE UNITED STATES – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Archived from the original on February 13, 2020. Retrieved July 11, 2015.
  13. "DP03 SELECTED ECONOMIC CHARACTERISTICS – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Archived from the original on February 13, 2020. Retrieved July 11, 2015.
  14. Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Retrieved November 1, 2018.

References

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