Marshall County, Illinois

Marshall County, Illinois
Location in the state of Illinois
Illinois's location in the U.S.
Founded	1839
Seat	Lacon
Largest city	Henry
Area  - Total  - Land  - Water	398.51 sq mi (1,032 km²) 386.79 sq mi (1,002 km²) 11.72 sq mi (30 km²), 2.94%
Population  - (2010)  - Density	12,640 34/sq mi (13/km²)
Time zone	Central: UTC-6/-5
Website	www.co.marshall.il.us

Marshall County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 12,640, which is a decrease of 4.1% from 13,180 in 2000. Its county seat is Lacon.

Marshall County is part of the Peoria, Illinois, Metropolitan Statistical Area.

Geography

According to the 2010 census, the county has a total area of 398.51 square miles (1,032.1 km²), of which 386.79 square miles (1,001.8 km²) (or 97.06%) is land and 11.72 square miles (30.4 km²) (or 2.94%) is water.

Major highways

• Interstate 39
• U.S. Highway 51
• Illinois Route 17
• Illinois Route 18
• Illinois Route 26
• Illinois Route 89
• Illinois Route 117
• Illinois Route 251

Townships

Bell Plain, Bennington, Evans, Henry, Hopewell, Lacon, La Prairie, Richland, Roberts, Saratoga, Steuben, Whitefield

Adjacent counties

• Putnam County - north
• LaSalle County - east
• Woodford County - south
• Peoria County - southwest
• Stark County - west
• Bureau County - northwest

National protected area

• Chautauqua National Wildlife Refuge (part)

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.

• 

  Marshall County at the time of its creation

• 

  Marshall County in 1843, when its western border was extended to bring it to its current size

Demographics

As of the census of 2000, there were 13,180 people, 5,225 households, and 3,720 families residing in the county. The population density was 34 people per square mile (13/km²). There were 5,914 housing units at an average density of 15 per square mile (6/km²). The racial makeup of the county was 98.19% White, 0.35% Black or African American, 0.22% Native American, 0.25% Asian, 0.01% Pacific Islander, 0.25% from other races, and 0.74% from two or more races. 1.05% of the population were Hispanic or Latino of any race. 39.1% were of German, 12.2% Irish, 10.5% English, 9.3% American and 5.8% Italian ancestry according to Census 2000.

There were 5,225 households out of which 29.60% had children under the age of 18 living with them, 60.80% were married couples living together, 6.70% had a female householder with no husband present, and 28.80% were non-families. 25.00% of all households were made up of individuals and 12.60% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 2.95.

In the county the population was spread out with 23.50% under the age of 18, 7.20% from 18 to 24, 25.60% from 25 to 44, 24.90% from 45 to 64, and 18.80% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 96.00 males. For every 100 females age 18 and over, there were 94.70 males.

Historical populations
Census	Pop.		%±
1900	16,370		—
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%
IL Counties 1900-1990

The median income for a household in the county was $41,576, and the median income for a family was $48,061. Males had a median income of $35,765 versus $21,452 for females. The per capita income for the county was $19,065. About 3.80% of families and 5.60% of the population were below the poverty line, including 6.90% of those under age 18 and 5.40% of those age 65 or over.

Cities and towns

• Evans
• Henry
• Hopewell
• La Rose
• Lacon
• La Prairie Center
• Lawn Ridge
• Sparland
• Toluca
• Varna
• Washburn
• Wenona

Census designated places

• Camp Grove
• East Wenona
• Hopewell Estates
• Leeds
• Pattonsburg
• Saratoga Center
• Wilbern

Climate and weather

Lacon, Illinois
Climate chart (explanation)
J F M A M J J A S O N D     1.6   32 15     1.6   38 21     3.1   51 31     3.8   64 41     4.2   75 51     4.1   84 60     4.1   87 64     3.5   85 62     3.5   79 54     3   67 43     3   50 32     2.3   37 21 Average max. and min. temperatures in °F Precipitation totals in inches Source: The Weather Channel
Metric conversion J F M A M J J A S O N D     39   0 -9     41   3 -6     78   11 -1     98   18 5     107   24 11     105   29 16     105   31 18     90   29 17     89   26 12     76   19 6     77   10 0     59   3 -6 Average max. and min. temperatures in °C Precipitation totals in mm

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.

See also

• National Register of Historic Places listings in Marshall County, Illinois