Greene County, Illinois facts for kids

Quick facts for kids Greene County
U.S. county
Greene County Courthouse
Location within the U.S. state of Illinois
Illinois's location within the U.S.
Country	United States
State	Illinois
Founded	1821
Named for	Nathanael Greene
Seat	Carrollton
Largest city	Carrollton
Area
• Total	546 sq mi (1,410 km2)
• Land	543 sq mi (1,410 km2)
• Water	3.3 sq mi (9 km2)  0.6%
Population  (2010)
• Total	13,886
• Estimate  (2018)	13,044
• Density	25.432/sq mi (9.819/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	13th
Website	https://

Greene County is a county located in the U.S. state of Illinois. According to the 2010 United States Census, it has a population of 13,886. Its county seat is Carrollton.

A notable archaeological area, the Koster Site, has produced evidence of more than 7,000 years of human habitation. Artifacts from the site are displayed at the Center for American Archeology in Kampsville, Illinois.

History

Greene County is named in honor of General Nathanael Greene, a hero of the Revolutionary War.

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  Greene County from its creation in 1821 to 1823, including unorganized territory temporarily attached to it.

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  Greene County between 1823 and 1825

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  Greene between 1825 and 1829

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  Greene between 1829 and 1839

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  Greene in 1839, when the creation of Jersey County reduced it to its current size

Geography

According to the U.S. Census Bureau, the county has a total area of 546 square miles (1,410 km²), of which 543 square miles (1,410 km²) is land and 3.3 square miles (8.5 km²) (0.6%) is water.

Climate and weather

In recent years, average temperatures in the county seat of Carrollton have ranged from a low of 16 °F (−9 °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 1912 and a record high of 113 °F (45 °C) was recorded in July 1934. Average monthly precipitation ranged from 1.60 inches (41 mm) in January to 4.34 inches (110 mm) in May.

Major highways

• U.S. Highway 67
• Illinois Route 100
• Illinois Route 108
• Illinois Route 267

Adjacent counties

• Scott County - north
• Morgan County - north
• Macoupin County - east
• Jersey County - south
• Calhoun County - southwest
• Pike County - northwest

National protected area

• Two Rivers National Wildlife Refuge (part: Apple Creek Division)

Demographics

2000 census age pyramid for Greene County

As of the 2010 United States Census, there were 13,886 people, 5,570 households, and 3,777 families living in the county. The population density was 25.6 inhabitants per square mile (9.9/km²). There were 6,389 housing units at an average density of 11.8 per square mile (4.6/km²). The racial makeup of the county was 97.9% white, 0.9% black or African American, 0.2% American Indian, 0.1% Asian, 0.3% from other races, and 0.7% from two or more races. Those of Hispanic or Latino origin made up 0.8% of the population. In terms of ancestry, 30.7% were German, 14.7% were Irish, 13.3% were English, and 12.1% were American.

Of the 5,570 households, 30.9% had children under the age of 18 living with them, 53.0% were married couples living together, 9.4% had a female householder with no husband present, 32.2% were non-families, and 27.8% of all households were made up of individuals. The average household size was 2.44 and the average family size was 2.95. The median age was 41.6 years.

The median income for a household in the county was $41,450 and the median income for a family was $52,049. Males had a median income of $38,185 versus $27,231 for females. The per capita income for the county was $22,107. About 11.8% of families and 15.1% of the population were below the poverty line, including 22.1% of those under age 18 and 10.0% of those age 65 or over.

Communities

Cities

• Carrollton
• Greenfield
• Roodhouse
• White Hall
• Jalapa, Illinois Jalapa

Villages

• Eldred
• Hillview
• Kane
• Rockbridge
• Wilmington

Unincorporated communities

Townships

See also

In Spanish: Condado de Greene (Illinois) para niños