Carroll County, Illinois

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Carroll County, Illinois
CARROLL COUNTY COURTHOUSE.jpg
Carroll County Courthouse
Map of Illinois highlighting Carroll 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 Charles Carroll
Seat Mount Carroll
Largest city Savanna
Area
 • Total 466.36 sq mi (1,208 km2)
 • Land 444.81 sq mi (1,152 km2)
 • Water 21.55 sq mi (56 km2), 4.62%
Population
 • (2010) 15,387
 • Density 38/sq mi (14/km²)
Congressional district 17th
Time zone Central: UTC-6/-5
Website visitcarrollcountyil.com

Carroll County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 15,387, which is a decrease of 7.7% from 16,674 in 2000.[1] Its county seat is Mount Carroll.[2]

History[edit]

Carroll County was formed in 1839 out of Jo Daviess County. The county is named for Charles Carroll who signed the Declaration of Independence.[3] Carroll, who died in 1832, was the last signer to die.

Geography[edit]

According to the 2010 census, the county has a total area of 466.36 square miles (1,207.9 km2), of which 444.81 square miles (1,152.1 km2) (or 95.38%) is land and 21.55 square miles (55.8 km2) (or 4.62%) is water.[4] The Mississippi Palisades State Park is in this county, just north of the city of Savanna. The Savanna Army Depot is located partly in this county.

Adjacent counties[edit]

National protected area[edit]

Major highways[edit]

Communities[edit]

Cities[edit]

Villages[edit]

Townships[edit]

Carroll County is divided into these twelve townships:

School districts[edit]

Political districts[edit]

Demographics[edit]

2000 census age pyramid for Carroll County.
Historical population
Census Pop.
1840 1,023
1850 4,586 348.3%
1860 11,733 155.8%
1870 16,705 42.4%
1880 16,976 1.6%
1890 18,320 7.9%
1900 18,963 3.5%
1910 18,035 −4.9%
1920 19,345 7.3%
1930 18,433 −4.7%
1940 17,987 −2.4%
1950 18,976 5.5%
1960 19,507 2.8%
1970 19,276 −1.2%
1980 18,779 −2.6%
1990 16,805 −10.5%
2000 16,674 −0.8%
2010 15,387 −7.7%
Est. 2012 6 −100.0%
U.S. Decennial Census[5]
2012 Estimate[6]

As of the census[7] of 2000, there were 16,674 people, 6,794 households, and 4,681 families residing in the county. The population density was 14/km² (38/sq mi). There were 7,945 housing units at an average density of 7/km² (18/sq mi). The racial makeup of the county was 96.94% White, 0.55% Black or African American, 0.24% Native American, 0.41% Asian, 0.03% Pacific Islander, 0.82% from other races, and 1.02% from two or more races. 2.04% of the population were Hispanic or Latino of any race. 42.4% were of German, 10.7% American, 9.8% Irish, 7.6% English and 5.0% Dutch ancestry according to Census 2000. 97.3% spoke English and 1.5% Spanish as their first language.

There were 6,794 households out of which 28.90% had children under the age of 18 living with them, 58.40% were married couples living together, 7.40% had a female householder with no husband present, and 31.10% were non-families. 27.30% of all households were made up of individuals and 13.90% had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 2.93.

In the county the population was spread out with 24.30% under the age of 18, 6.60% from 18 to 24, 25.40% from 25 to 44, 24.50% from 45 to 64, and 19.30% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 97.80 males. For every 100 females age 18 and over, there were 95.10 males.

The median income for a household in the county was $37,148, and the median income for a family was $43,685. Males had a median income of $31,318 versus $21,753 for females. The per capita income for the county was $18,688. About 7.40% of families and 9.60% of the population were below the poverty line, including 13.30% of those under age 18 and 5.90% of those age 65 or over.

Climate and weather[edit]

Mount Carroll, Illinois
Climate chart (explanation)
J F M A M J J A S O N D
 
 
1.4
 
29
7
 
 
1.5
 
35
13
 
 
2.6
 
47
25
 
 
3.7
 
60
35
 
 
4.3
 
72
46
 
 
4.8
 
82
54
 
 
3.8
 
85
59
 
 
4.5
 
83
56
 
 
3.5
 
76
47
 
 
2.7
 
64
36
 
 
2.8
 
47
26
 
 
2
 
34
14
Average max. and min. temperatures in °F
Precipitation totals in inches
Source: The Weather Channel[8]

In recent years, average temperatures in the county seat of Mount Carroll have ranged from a low of 7 °F (−14 °C) in January to a high of 85 °F (29 °C) in July, although a record low of −31 °F (−35 °C) was recorded in January 1910 and a record high of 108 °F (42 °C) was recorded in July 1936. Average monthly precipitation ranged from 1.43 inches (36 mm) in January to 4.77 inches (121 mm) in June.[8]

Notable people[edit]

See also[edit]

References[edit]

  1. ^ "Carroll County QuickFacts". United States Census Bureau. Retrieved 2011-11-05. 
  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. 70. 
  4. ^ "Census 2010 U.S. Gazetteer Files: Counties". United States Census. Retrieved 2011-11-05. 
  5. ^ "U.S. Decennial Census". Census.gov. Retrieved July 26, 2013. 
  6. ^ "Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2012". Census.gov. Retrieved July 26, 2013. 
  7. ^ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31. 
  8. ^ a b "Monthly Averages for Mount Carroll, Illinois". The Weather Channel. Retrieved 2011-01-27. 
  9. ^ "Kansas Governor Willis Joshua Bailey". National Governors Association. Retrieved September 29, 2012. 
  10. ^ US Patent #230,073

External links[edit]

Coordinates: 42°04′N 89°55′W / 42.06°N 89.92°W / 42.06; -89.92