Hamilton County, Illinois facts for kids
Quick facts for kids
Hamilton County
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Hamilton County Courthouse in McLeansboro
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Location within the U.S. state of Illinois
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 Illinois's location within the U.S. |
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| Country |  United States |
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| State |  Illinois |
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| Founded | 1821 | |
| Named for | Alexander Hamilton | |
| Seat | McLeansboro | |
| Largest city | McLeansboro | |
| Area | ||
| • Total | 436 sq mi (1,130 km2) | |
| • Land | 435 sq mi (1,130 km2) | |
| • Water | 1.2 sq mi (3 km2) | |
| Population
(2020)
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| • Total | 7,993 | |
| • Density | 18.333/sq mi (7.078/km2) | |
| Time zone | UTC−6 (Central) | |
| • Summer (DST) | UTC−5 (CDT) | |
| Congressional district | 12th | |
Hamilton County is a county located in the U.S. state of Illinois. As of the 2020 census, its population was 7,993. Its county seat is McLeansboro. It is located in the southern portion of the state, known locally as "Little Egypt".
Contents
History
Hamilton County was formed out of White County in 1821. It is named for Alexander Hamilton, Revolutionary War hero and the first United States Secretary of the Treasury.
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Hamilton County at the time of its creation in 1821
On March 18, 1925, the infamous Tri-State Tornado tore across the county, destroying dozens of homes and farms in Flannigan, Twigg, Mayberry, and Crook townships, and killing 37 people.
Geography
According to the U.S. Census Bureau, the county has a total area of 436 square miles (1,130 km2), of which 435 square miles (1,130 km2) is land and 1.2 square miles (3.1 km2) (0.3%) is water.
Climate and weather
| Weather chart for McLeansboro, Illinois | |||||||||||||||||||||||||||||||||||||||||||||||
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| J | F | M | A | M | J | J | A | S | O | N | D | ||||||||||||||||||||||||||||||||||||
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3.2
39
20
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2.8
45
24
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4.5
55
34
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4.6
66
43
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4.7
76
53
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3.9
85
62
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3.5
89
66
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3
88
63
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2.9
81
55
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3
70
43
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4.5
56
35
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3.6
44
25
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| temperatures in °F precipitation totals in inches source: The Weather Channel |
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Metric conversion
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In recent years, average temperatures in the county seat of McLeansboro have ranged from a low of 20 °F (−7 °C) in January to a high of 89 °F (32 °C) in July, although a record low of −23 °F (−31 °C) was recorded in January 1930 and a record high of 113 °F (45 °C) was recorded in July 1936. Average monthly precipitation ranged from 2.76 inches (70 mm) in February to 4.67 inches (119 mm) in May.
Transit
- Rides Mass Transit District
Major highways
Illinois Route 14
Illinois Route 142
Illinois Route 242
Adjacent counties
- Wayne County - north
- White County - east
- Gallatin County - southeast
- Saline County - south
- Franklin County - west
- Jefferson County - northwest
Demographics
| Historical population | |||
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| Census | Pop. | %± | |
| 1830 | 2,616 | — | |
| 1840 | 3,945 | 50.8% | |
| 1850 | 6,362 | 61.3% | |
| 1860 | 9,915 | 55.8% | |
| 1870 | 13,014 | 31.3% | |
| 1880 | 16,712 | 28.4% | |
| 1890 | 17,800 | 6.5% | |
| 1900 | 20,197 | 13.5% | |
| 1910 | 18,227 | −9.8% | |
| 1920 | 15,920 | −12.7% | |
| 1930 | 12,995 | −18.4% | |
| 1940 | 13,454 | 3.5% | |
| 1950 | 12,256 | −8.9% | |
| 1960 | 10,010 | −18.3% | |
| 1970 | 8,665 | −13.4% | |
| 1980 | 9,172 | 5.9% | |
| 1990 | 8,499 | −7.3% | |
| 2000 | 8,621 | 1.4% | |
| 2010 | 8,457 | −1.9% | |
| 2020 | 7,993 | −5.5% | |
| 2023 (est.) | 7,911 | −6.5% | |
| U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2013 |
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As of the 2010 United States census, there were 8,457 people, 3,489 households, and 2,376 families residing in the county. The population density was 19.5 inhabitants per square mile (7.5/km2). There were 4,104 housing units at an average density of 9.4 per square mile (3.6/km2). The racial makeup of the county was 98.2% white, 0.4% black or African American, 0.2% Asian, 0.2% American Indian, 0.3% from other races, and 0.7% from two or more races. Those of Hispanic or Latino origin made up 1.2% of the population. In terms of ancestry, 33.1% were German, 20.7% were Irish, 11.4% were English, and 10.3% were American.
Of the 3,489 households, 29.8% had children under the age of 18 living with them, 54.9% were married couples living together, 9.2% had a female householder with no husband present, 31.9% were non-families, and 28.1% of all households were made up of individuals. The average household size was 2.39 and the average family size was 2.91. The median age was 43.1 years.
The median income for a household in the county was $35,032 and the median income for a family was $50,878. Males had a median income of $45,245 versus $23,491 for females. The per capita income for the county was $21,602. About 8.2% of families and 14.5% of the population were below the poverty line, including 21.5% of those under age 18 and 8.5% of those age 65 or over.
Communities
City
Incorporated town
Villages
- Broughton
- Dahlgren
- Macedonia (partly in Franklin County)
Unincorporated communities
- Aden
- Blairsville (Flannigan's Store)
- Braden
- Dale
- Delafield
- Piopolis
- Rural Hill
- Tuckers Corners
- West Rural Hill
Townships
Hamilton County is divided into twelve townships:
- Beaver Creek
- Crook
- Crouch
- Dahlgren
- Flannigan
- Knights Prairie
- Mayberry
- McLeansboro
- South Crouch
- South Flannigan
- South Twigg
- Twigg
See also
In Spanish: Condado de Hamilton (Illinois) para niños
