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Logan County, Illinois facts for kids

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Logan County
Logan County Courthouse
Logan County Courthouse
Map of Illinois highlighting Logan County
Location within the U.S. state of Illinois
Map of the United States highlighting Illinois
Illinois's location within the U.S.
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Country  United States
State  Illinois
Founded February 15, 1839
Named for John A. Logan
Seat Lincoln
Largest city Lincoln
Area
 • Total 619 sq mi (1,600 km2)
 • Land 618 sq mi (1,600 km2)
 • Water 0.9 sq mi (2 km2)  0.1%
Population
 (2010)
 • Total 30,305
 • Estimate 
(2018)
28,925
 • Density 48.96/sq mi (18.903/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 18th

Logan County is a county located in the U.S. state of Illinois. According to the 2010 census, it had a population of 30,305. Its county seat is Lincoln.

Logan County comprises the Lincoln, IL Micropolitan Statistical Area, which is included in the Springfield-Jacksonville-Lincoln, IL Combined Statistical Area.

History

Established in 1839, Logan County was named after physician and State Representative John Logan, father of Union General John Alexander Logan.[1]

Geography

According to the U.S. Census Bureau, the county has a total area of 619 square miles (1,600 km2), of which 618 square miles (1,600 km2) is land and 0.9 square miles (2.3 km2) (0.1%) is water.

Climate and weather

Weather chart for Lincoln, Illinois
J F M A M J J A S O N D
 
 
1.7
 
32
15
 
 
1.6
 
38
19
 
 
3.1
 
50
29
 
 
3.6
 
63
39
 
 
4.4
 
74
50
 
 
4
 
83
61
 
 
4.4
 
86
64
 
 
4
 
84
62
 
 
3.1
 
78
53
 
 
2.8
 
66
41
 
 
3
 
51
31
 
 
2.6
 
38
21
temperatures in °F
precipitation totals in inches
source: The Weather Channel

In recent years, average temperatures in the county seat of Lincoln have ranged from a low of 15 °F (−9 °C) in January to a high of 86 °F (30 °C) in July, although a record low of −29 °F (−34 °C) was recorded in December 1914 and a record high of 113 °F (45 °C) was recorded in July 1936. Average monthly precipitation ranged from 1.55 inches (39 mm) in February to 4.42 inches (112 mm) in May.

Major highways

  • I-55.svg Interstate 55
  • I-155.svg Interstate 155
  • US 136.svg U.S. Highway 136
  • Illinois 10.svg Illinois Route 10
  • Illinois 54.svg Illinois Route 54
  • Illinois 121.svg Illinois Route 121

Adjacent counties

Demographics

Historical population
Census Pop.
1840 2,634
1850 14,226 440.1%
1860 18,257 28.3%
1870 21,014 15.1%
1880 21,296 1.3%
1890 25,489 19.7%
1900 28,680 12.5%
1910 30,216 5.4%
1920 29,562 −2.2%
1930 28,863 −2.4%
1940 29,438 2.0%
1950 30,671 4.2%
1960 33,656 9.7%
1970 33,538 −0.4%
1980 31,802 −5.2%
1990 30,798 −3.2%
2000 31,183 1.3%
2010 30,305 −2.8%
2018 (est.) 28,925 −4.6%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2013

According to the 2010 United States Census, there were 30,305 people, 11,070 households, and 7,274 families residing in the county. The population density was 49.0 inhabitants per square mile (18.9/km2). There were 12,107 housing units at an average density of 19.6 per square mile (7.6/km2). The racial makeup of the county was 89.1% white, 7.5% black or African American, 0.6% Asian, 0.2% American Indian, 1.2% from other races, and 1.3% from two or more races. Those of Hispanic or Latino origin made up 2.9% of the population. In terms of ancestry, 30.9% were German, 17.4% were American, 13.1% were Irish, and 10.8% were English.

Of the 11,070 households, 29.7% had children under the age of 18 living with them, 50.3% were married couples living together, 10.6% had a female householder with no husband present, 34.3% were non-families, and 29.2% of all households were made up of individuals. The average household size was 2.34 and the average family size was 2.85. The median age was 39.4 years. 14.4% of the population were living in group quarters including 11.4% of the population institutionalized.[2]

The median income for a household in the county was $48,999 and the median income for a family was $63,245. Males had a median income of $43,940 versus $31,783 for females. The per capita income for the county was $22,063. About 6.8% of families and 9.8% of the population were below the poverty line, including 15.1% of those under age 18 and 5.2% of those age 65 or over.

Communities

Map of Logan County Illinois With Municipal and Township Labels
Map of Logan County, Illinois

Cities

Villages

Census-designated places

Unincorporated communities

Townships

  • Aetna
  • Atlanta
  • Broadwell
  • Chester
  • Corwin
  • East Lincoln
  • Elkhart
  • Eminence
  • Hurlbut
  • Laenna
  • Lake Fork
  • Mt. Pulaski
  • Oran
  • Orvil
  • Prairie Creek
  • Sheridan
  • West Lincoln

Notable people

  • Brian Cook, NBA player
  • Norm Cook, NBA player
  • Terry Kinney, actor
  • Edward Madigan, Former United States Secretary of Agriculture
  • William Keepers Maxwell Jr., editor, novelist, short story writer
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