Marshall County, Illinois
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Marshall County, Illinois | |
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Location in the U.S. state of Illinois |
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Illinois's location in the U.S. |
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Founded | January 19, 1839 |
Named for | John Marshall |
Seat | Lacon |
Largest city | Henry |
Area | |
• Total | 399 sq mi (1,033 km2) |
• Land | 387 sq mi (1,002 km2) |
• Water | 12 sq mi (31 km2), 2.9% |
Population | |
• (2010) | 12,640 |
• Density | 33/sq mi (13/km²) |
Congressional district | 18th |
Time zone | Central: UTC-6/-5 |
Website | www |
Marshall County is a county located in the U.S. state of Illinois. According to the 2010 census, it had a population of 12,640.[1] Its county seat is Lacon.[2]
Marshall County is part of the Peoria, IL Metropolitan Statistical Area.
Contents
History
Marshall County was formed in 1839 out of Putnam County. It was named in honor of John Marshall, Chief Justice of the United States Supreme Court, who died in 1835.[3]
Geography
According to the U.S. Census Bureau, the county has a total area of 399 square miles (1,030 km2), of which 387 square miles (1,000 km2) is land and 12 square miles (31 km2) (2.9%) is water.[4]
Climate and weather
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In recent years, average temperatures in the county seat of Lacon have ranged from a low of 15 °F (−9 °C) in January to a high of 87 °F (31 °C) in July, although a record low of −27 °F (−33 °C) was recorded in January 1999 and a record high of 103 °F (39 °C) was recorded in July 2005. Average monthly precipitation ranged from 1.55 inches (39 mm) in January to 4.20 inches (107 mm) in May.[5]
Major highways
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Adjacent counties
- Putnam County - north
- LaSalle County - east
- Woodford County - south
- Peoria County - southwest
- Stark County - west
- Bureau County - northwest
National protected area
Demographics
Historical population | |||
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Census | Pop. | %± | |
1840 | 1,849 | — | |
1850 | 5,180 | 180.2% | |
1860 | 13,437 | 159.4% | |
1870 | 16,956 | 26.2% | |
1880 | 15,055 | −11.2% | |
1890 | 13,653 | −9.3% | |
1900 | 16,370 | 19.9% | |
1910 | 15,679 | −4.2% | |
1920 | 14,760 | −5.9% | |
1930 | 13,023 | −11.8% | |
1940 | 13,179 | 1.2% | |
1950 | 13,025 | −1.2% | |
1960 | 13,334 | 2.4% | |
1970 | 13,302 | −0.2% | |
1980 | 14,479 | 8.8% | |
1990 | 12,846 | −11.3% | |
2000 | 13,180 | 2.6% | |
2010 | 12,640 | −4.1% | |
Est. 2014 | 12,014 | [6] | −5.0% |
U.S. Decennial Census[7] 1790-1960[8] 1900-1990[9] 1990-2000[10] 2010-2013[1] |
As of the 2010 United States Census, there were 12,640 people, 5,161 households, and 3,549 families residing in the county.[11] The population density was 32.7 inhabitants per square mile (12.6/km2). There were 5,914 housing units at an average density of 15.3 per square mile (5.9/km2).[4] The racial makeup of the county was 97.1% white, 0.4% Asian, 0.3% black or African American, 0.2% American Indian, 1.1% from other races, and 0.9% from two or more races. Those of Hispanic or Latino origin made up 2.5% of the population.[11] In terms of ancestry, 43.0% were German, 16.7% were Irish, 14.4% were English, 7.2% were Italian, 6.2% were American, and 6.1% were Polish.[12]
Of the 5,161 households, 27.4% had children under the age of 18 living with them, 56.7% were married couples living together, 7.7% had a female householder with no husband present, 31.2% were non-families, and 26.8% of all households were made up of individuals. The average household size was 2.40 and the average family size was 2.88. The median age was 44.8 years.[11]
The median income for a household in the county was $49,116 and the median income for a family was $64,781. Males had a median income of $46,793 versus $28,549 for females. The per capita income for the county was $24,991. About 6.8% of families and 9.5% of the population were below the poverty line, including 11.4% of those under age 18 and 7.0% of those age 65 or over.[13]
Communities
Cities
Villages
Unincorporated communities
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Townships
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See also
References
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Bureau County | Putnam County | ||
Stark County | LaSalle County | |||
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Peoria County | Woodford County |
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