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Warren County, Illinois
Warren County Courthouse in Monmouth.jpg
Warren County Courthouse in Monmouth
Map of Illinois highlighting Warren County
Location in the state of Illinois
Map of the U.S. highlighting Illinois
Illinois's location in the U.S.
Founded 1825
Named for Joseph Warren
Seat Monmouth
Largest city Monmouth
Area
 - Total
 - Land
 - Water

543 sq mi (1,406 km²)
542 sq mi (1,404 km²)
0.6 sq mi (2 km²), 0.1
Population
 - (2020)
 - Density

16,835
Congressional district 17th
Time zone Central: UTC-6/-5
Website www.warrencountyil.com

Warren County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 16,835.[1] Its county seat is Monmouth.[2]

History[]

Warren County was organized in 1825 out of Pike County which consisted of all portions of the state north and west of the Illinois River before 1825. Henderson County was formed in 1841 from the western area of Warren County.

Warren County was named for Dr. Joseph Warren, killed at the Battle of Bunker Hill in 1775. He is believed to have been the first officer to die in the Revolutionary War.

The current courthouse, constructed of red Portage stone, was completed in 1895.

Geography[]

According to the U.S. Census Bureau, the county has a total area of 543 square miles (1,410 km2), of which 542 square miles (1,400 km2) is land and 0.6 square miles (1.6 km2) (0.1%) is water.[4]

Climate and weather[]

Climate chart for Monmouth, Illinois
JFMAMJJASOND
 
 
1.62
 
31
15
 
 
1.72
 
37
21
 
 
2.85
 
49
30
 
 
3.76
 
63
41
 
 
4.27
 
73
51
 
 
4.26
 
81
60
 
 
4.33
 
85
64
 
 
4.02
 
83
62
 
 
3.45
 
77
54
 
 
2.97
 
65
43
 
 
2.74
 
49
32
 
 
2.32
 
35
20
temperatures in °Cprecipitation totals in mm
source: The Weather Channel[5]

In recent years, average temperatures in the county seat of Monmouth have ranged from a low of 15 °F (−9 °C) in January to a high of 85 °F (29 °C) in July, although a record low of −27 °F (−32.8 °C) was recorded in February 1905 and a record high of 110 °F (43 °C) was recorded in July 1936. Average monthly precipitation ranged from 1.62 inches (41 mm) in January to 4.33 inches (110 mm) in July.[5]

Adjacent counties[]

Demographics[]

Historical populations
Census Pop.
1830 308
1840 6,739 2,088.0%
1850 8,176 21.3%
1860 18,336 124.3%
1870 23,174 26.4%
1880 22,933 −1.0%
1890 21,281 −7.2%
1900 23,163 8.8%
1910 23,313 0.6%
1920 21,488 −7.8%
1930 21,745 1.2%
1940 21,286 −2.1%
1950 21,981 3.3%
1960 21,587 −1.8%
1970 21,595 0%
1980 21,943 1.6%
1990 19,181 −12.6%
2000 18,735 −2.3%
2010 17,707 −5.5%
U.S. Decennial Census[6]
1790-1960[7] 1900-1990[8]
1990-2000[9] 2010-2020[1]

At the 2010 United States Census, there were 17,707 people, 6,918 households and 4,617 families residing in the county.[10] The population density was 32.6 inhabitants per square mile (12.6 /km2). There were 7,682 housing units at an average density of 14.2 per square mile (5.5 /km2).[4] The racial makeup of the county was 91.3% white, 1.7% black or African American, 0.5% Asian, 0.2% American Indian, 0.1% Pacific islander, 4.5% from other races, and 1.6% from two or more races. Those of Hispanic or Latino origin made up 8.4% of the population.[10] In terms of ancestry, 25.2% were German, 14.7% were Irish, 11.3% were English, 10.0% were Swedish, and 5.5% were American.[11]

Of the 6,918 households, 29.6% had children under the age of 18 living with them, 52.2% were married couples living together, 9.7% had a female householder with no husband present, 33.3% were non-families, and 28.2% of all households were made up of individuals. The average household size was 2.40 and the average family size was 2.91. The median age was 39.6 years.[10]

The median household income was $41,636 and the median family income was $49,623. Males had a median income of $40,289 and females $25,460. The per capita incomewas $20,047. About 11.0% of families and 13.4% of the population were below the poverty line, including 18.1% of those under age 18 and 10.6% of those age 65 or over.[12]

Politics[]

Warren County is located in Illinois's 17th Congressional District and is currently represented by Democrat Cheri Bustos. For the Illinois House of Representatives, the county is split between the 93rd district, currently represented by Republican Norine Hammond, and the 94th district, currently represented by Randy Frese. The county is located in the 47th district of the Illinois Senate, and is currently represented by Republican Jil Tracy.

In presidential elections, Warren County voted for the Republican Party's candidate in every election from 1936 through 1988, often by a wide margin. From 1992 to 2012, the contest in Warren County was more competitive, with the Democratic Party's candidate winning four out of six times.

United States presidential election results for Warren County, Illinois[13]
Year Republican Democratic Third party
No.  % No.  % No.  %
2020 4,676 59.01% 3,090 39.00% 158 1.99%
2016 4,275 54.76% 2,987 38.26% 545 6.98%
2012 3,618 46.28% 4,044 51.73% 156 2.00%
2008 3,637 45.12% 4,286 53.17% 138 1.71%
2004 4,474 52.90% 3,938 46.56% 45 0.53%
2000 3,899 51.09% 3,524 46.18% 208 2.73%
1996 2,974 41.02% 3,500 48.28% 776 10.70%
1992 3,325 39.37% 3,661 43.35% 1,460 17.29%
1988 4,584 55.54% 3,617 43.82% 53 0.64%
1984 5,846 63.59% 3,318 36.09% 29 0.32%
1980 5,667 62.47% 2,756 30.38% 648 7.14%
1976 5,822 59.25% 3,808 38.75% 196 1.99%
1972 7,021 70.15% 2,969 29.67% 18 0.18%
1968 5,877 60.00% 3,085 31.50% 833 8.50%
1964 5,258 52.95% 4,670 47.02% 3 0.03%
1960 7,221 65.25% 3,835 34.66% 10 0.09%
1956 7,580 71.63% 2,996 28.31% 6 0.06%
1952 8,020 72.88% 2,973 27.02% 11 0.10%
1948 6,738 66.20% 3,367 33.08% 74 0.73%
1944 7,085 64.12% 3,926 35.53% 39 0.35%
1940 7,790 61.17% 4,878 38.30% 67 0.53%
1936 6,919 55.51% 5,409 43.39% 137 1.10%
1932 5,498 48.84% 5,610 49.83% 150 1.33%
1928 7,915 73.61% 2,681 24.93% 157 1.46%
1924 6,912 65.07% 2,440 22.97% 1,271 11.96%
1920 6,309 69.41% 2,236 24.60% 545 6.00%
1916 6,294 56.44% 4,498 40.33% 360 3.23%
1912 2,627 44.03% 2,080 34.86% 1,259 21.10%
1908 3,283 54.12% 2,327 38.36% 456 7.52%
1904 3,563 61.35% 1,559 26.84% 686 11.81%
1900 3,618 56.97% 2,501 39.38% 232 3.65%
1896 3,394 55.24% 2,604 42.38% 146 2.38%
1892 2,725 50.69% 2,294 42.67% 357 6.64%



Transportation[]

Airport[]

Major highways[]

  • US 34.svg U.S. Highway 34
  • US 67.svg U.S. Highway 67
  • Illinois 94.svg Illinois Route 94
  • Illinois 116.svg Illinois Route 116
  • Illinois 135.svg Illinois Route 135
  • Illinois 164.svg Illinois Route 164

Law enforcement[]

State[]

  • Illinois State Police District 14, Macomb

County[]

  • Warren County Sheriff's Office

In a scene in the 2018 film "Halloween", the local sheriff drives a car that says Warren County Sheriff's Department. Confirming that the fictional town of Haddonfield is located in Warren County.

Municipal[]

  • Alexis Police Department, Alexis
  • Monmouth Police Department, Monmouth

Volunteer[]

Warren County/Monmouth Auxiliary Police Corps

Communities[]

City[]

  • Monmouth

Villages[]

Unincorporated communities[]

  • Berwick
  • Cameron
  • Coldbrook
  • Eleanor
  • Gerlaw
  • Greenbush
  • Larchland
  • Ormonde
  • Ponemah
  • Shanghai City
  • Smithshire
  • Swan Creek
  • Utah
  • Youngstown

Townships[]

Warren County is divided into these townships:

  • Berwick
  • Cold Brook
  • Ellison
  • Floyd
  • Greenbush
  • Hale
  • Kelly
  • Lenox
  • Monmouth
  • Point Pleasant
  • Roseville
  • Spring Grove
  • Sumner
  • Swan
  • Tompkins

See also[]

  • National Register of Historic Places listings in Warren County, Illinois

References[]

  1. ^ a b "State & County QuickFacts". United States Census Bureau. http://quickfacts.census.gov/qfd/states/17/17187.html. 
  2. ^ "Find a County". National Association of Counties. http://www.naco.org/Counties/Pages/FindACounty.aspx. 
  3. ^ White, Jesse. Origin and Evolution of Illinois Counties. State of Illinois, March 2010.
  4. ^ a b "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_SF1/GCTPH1.CY10/0500000US17187. 
  5. ^ a b "Monthly Averages for Monmouth, Illinois". The Weather Channel. http://www.weather.com/weather/wxclimatology/monthly/graph/USIL0791. 
  6. ^ "U.S. Decennial Census". United States Census Bureau. https://www.census.gov/programs-surveys/decennial-census.html. 
  7. ^ "Historical Census Browser". University of Virginia Library. http://mapserver.lib.virginia.edu. 
  8. ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. https://www.census.gov/population/cencounts/il190090.txt. 
  9. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000". United States Census Bureau. https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf. 
  10. ^ a b c "DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_DP/DPDP1/0500000US17187. 
  11. ^ "DP02 SELECTED SOCIAL CHARACTERISTICS IN THE UNITED STATES – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP02/0500000US17187. 
  12. ^ "DP03 SELECTED ECONOMIC CHARACTERISTICS – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP03/0500000US17187. 
  13. ^ Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". http://uselectionatlas.org/RESULTS. 

External links[]

Template:Central-Illinois

Coordinates: 40°51′N 90°37′W / 40.85, -90.61

This page uses content from the English language Wikipedia. The original content was at Warren County, Illinois. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.
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