Shelby County, Illinois

Shelby County is a county located in the U.S. state of Illinois. According to the 2010 census, it had a population of 22,363.[1] Its county seat is Shelbyville.[2]

Shelby County
U.S. county
Location within the U.S. state of Illinois
Illinois's location within the U.S.
Coordinates: 39°23′N 88°49′W
Country United States
State Illinois
Founded1827
Named forIsaac Shelby
SeatShelbyville
Largest cityShelbyville
Area
 • Total768 sq mi (1,990 km2)
 • Land759 sq mi (1,970 km2)
 • Water9.5 sq mi (25 km2)  1.2%
Population
 (2010)
 • Total22,363
 • Estimate 
(2018)
21,741
 • Density29/sq mi (11/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district15th
Websitewww.shelbycounty-il.com

History

Shelby County was formed in 1827 out of Fayette County. It was named in honor of Isaac Shelby, governor of Kentucky and participant in the American Revolutionary War.

  • Shelby county from the time of its creation to 1829, including a large tract of unorganized territory temporarily attached to it, whose precise border was not defined.[3]
  • Shelby County between 1829 and 1839
  • Shelby County between 1839 and 1843
  • Shelby County in 1843, reduced to its present borders

Geography

According to the U.S. Census Bureau, the county has a total area of 768 square miles (1,990 km2), of which 759 square miles (1,970 km2) is land and 9.5 square miles (25 km2) (1.2%) is water.[4]

Climate and weather
Shelbyville, Illinois
Climate chart (explanation)
J
F
M
A
M
J
J
A
S
O
N
D
 
 
2
 
 
34
19
 
 
1.9
 
 
41
24
 
 
3.3
 
 
52
33
 
 
3.7
 
 
65
43
 
 
4
 
 
75
53
 
 
4.1
 
 
83
62
 
 
4
 
 
87
66
 
 
3.3
 
 
85
63
 
 
3.1
 
 
80
56
 
 
3.1
 
 
68
45
 
 
3.9
 
 
52
35
 
 
3
 
 
39
24
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 Shelbyville have ranged from a low of 19 °F (−7 °C) in January to a high of 87 °F (31 °C) in July, although a record low of −26 °F (−32 °C) was recorded in January 1915 and a record high of 111 °F (44 °C) was recorded in July 1936. Average monthly precipitation ranged from 1.89 inches (48 mm) in February to 4.05 inches (103 mm) in June.[5]

Major highways

Adjacent counties

Demographics
Historical population
CensusPop.%±
18302,972—
18406,659124.1%
18507,80717.2%
186014,61387.2%
187025,47674.3%
188030,27018.8%
189031,1913.0%
190032,1263.0%
191031,693−1.3%
192029,601−6.6%
193025,471−14.0%
194026,2903.2%
195024,434−7.1%
196023,404−4.2%
197022,589−3.5%
198023,9235.9%
199022,261−6.9%
200022,8932.8%
201022,363−2.3%
2018 (est.)21,741[6]−2.8%
U.S. Decennial Census[7]
1790-1960[8] 1900-1990[9]
1990-2000[10] 2010-2013[1]

As of the 2010 United States Census, there were 22,363  people, 9,216 households, and 6,376 families living in the county.[11] The population density was 29.5 inhabitants per square mile (11.4/km2). There were 10,396 housing units at an average density of 13.7 per square mile (5.3/km2).[4] The racial makeup of the county was 98.6% white, 0.3% Asian, 0.2% American Indian, 0.2% black or African American, 0.2% from other races, and 0.6% from two or more races. Those of Hispanic or Latino origin made up 0.8% of the population.[11] In terms of ancestry, 25.5% were German, 9.9% were English, 9.8% were American, and 8.8% were Irish.[12]

Of the 9,216  households, 29.2% had children under the age of 18 living with them, 57.1% were married couples living together, 8.0% had a female householder with no husband present, 30.8% were non-families, and 27.1% of all households were made up of individuals. The average household size was 2.40 and the average family size was 2.90. The median age was 43.5 years.[11]

The median income for a household in the county was $44,627 and the median income for a family was $55,655. Males had a median income of $40,119 versus $27,860 for females. The per capita income for the county was $21,891. About 7.8% of families and 11.3% of the population were below the poverty line, including 16.7% of those under age 18 and 8.1% of those age 65 or over.[13]

Communities

Cities

Town

Villages

Census-designated place

Other unincorporated communities
  • Beulah
  • Brunswick
  • Clarksburg
  • Dollville
  • Duvall
  • Fancher
  • Hanson
  • Henton
  • Herborn
  • Henton
  • Kingman
  • Lakewood
  • Middlesworth
  • Mode
  • Obed
  • Pleak
  • Rennerville
  • Trowbridge
  • Williamsburg
  • Yantisville

Townships

Shelby County is divided into these townships:

Politics
Presidential elections results
Presidential elections results[14]
Year Republican Democratic Third parties
2016 74.5% 8,229 20.7% 2,288 4.8% 532
2012 65.6% 6,843 32.0% 3,342 2.4% 254
2008 58.7% 6,396 38.9% 4,245 2.4% 261
2004 63.9% 6,753 35.4% 3,744 0.8% 80
2000 57.6% 5,851 39.5% 4,018 2.9% 294
1996 43.1% 4,215 43.4% 4,249 13.5% 1,324
1992 32.5% 3,631 45.7% 5,101 21.9% 2,443
1988 53.3% 5,370 46.1% 4,650 0.6% 58
1984 59.4% 6,372 40.2% 4,317 0.4% 41
1980 59.1% 6,441 36.6% 3,988 4.3% 465
1976 45.5% 5,234 53.7% 6,172 0.8% 87
1972 62.1% 7,217 37.8% 4,389 0.2% 20
1968 49.3% 5,487 40.7% 4,528 10.1% 1,122
1964 37.7% 4,281 62.3% 7,088 0.0% 0
1960 54.5% 6,872 45.4% 5,720 0.1% 11
1956 56.9% 7,075 43.0% 5,337 0.1% 13
1952 57.7% 7,189 42.3% 5,268 0.1% 12
1948 47.9% 5,282 50.7% 5,589 1.4% 158
1944 50.7% 6,201 48.4% 5,919 1.0% 123
1940 47.7% 7,250 50.7% 7,704 1.6% 243
1936 40.8% 5,795 57.6% 8,186 1.6% 220
1932 35.9% 4,657 62.4% 8,093 1.7% 219
1928 62.6% 7,214 35.3% 4,071 2.1% 243
1924 48.1% 5,605 45.2% 5,265 6.7% 776
1920 53.9% 6,351 43.4% 5,113 2.7% 312
1916 42.6% 5,911 54.2% 7,515 3.2% 445
1912 20.8% 1,431 50.3% 3,467 28.9% 1,991
1908 42.3% 3,312 51.9% 4,065 5.8% 453
1904 46.5% 3,220 42.8% 2,962 10.7% 738
1900 41.4% 3,365 55.5% 4,514 3.1% 252
1896 38.8% 3,071 59.4% 4,709 1.8% 145
1892 32.5% 2,304 49.6% 3,523 17.9% 1,273

See also

References
  1. "State & County QuickFacts". United States Census Bureau. Retrieved July 8, 2014.
  2. "Find a County". National Association of Counties. Retrieved June 7, 2011.
  3. White, Jesse. Origin and Evolution of Illinois Counties. State of Illinois, March 2010.
  4. "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. Archived from the original on February 12, 2020. Retrieved July 12, 2015.
  5. "Monthly Averages for Shelbyville, Illinois". The Weather Channel. Retrieved January 27, 2011.
  6. "Population and Housing Unit Estimates". Retrieved November 2, 2019.
  7. "U.S. Decennial Census". United States Census Bureau. Retrieved July 8, 2014.
  8. "Historical Census Browser". University of Virginia Library. Retrieved July 8, 2014.
  9. "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 8, 2014.
  10. "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 8, 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 12, 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 12, 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 12, 2015.
  14. Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Retrieved November 12, 2018.

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