Marshall County, Illinois facts for kids
Quick facts for kids
Marshall County
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Lacon Bridge in the county seat
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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 |
| State |  Illinois |
| Founded | January 19, 1839 |
| Named for | John Marshall |
| Seat | Lacon |
| Largest city | Henry |
| Area | |
| • Total | 399 sq mi (1,030 km2) |
| • Land | 387 sq mi (1,000 km2) |
| • Water | 12 sq mi (30 km2) 2.9% |
| Population
(2020)
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| • Total | 11,742 |
| • Density | 29.43/sq mi (11.362/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 16th |
Marshall County is a place in Illinois, a state in the United States. It's like a big neighborhood or district. In 2020, about 11,742 people lived there. The main town, where the county government is, is called Lacon. Marshall County is also part of the larger Peoria area.
Contents
History of Marshall County
Marshall County was created in 1839. It was formed from a part of Putnam County. The county got its name from John Marshall. He was a very important judge, the Chief Justice of the United States Supreme Court. He passed away in 1835.
Geography and Nature
Marshall County covers a total area of about 399 square miles. Most of this area, about 387 square miles, is land. The remaining 12 square miles, which is about 2.9%, is water. The county is split into two parts by the Illinois River. This river flows right through the middle of the county.
Weather and Climate
| Weather chart for Lacon, Illinois | |||||||||||||||||||||||||||||||||||||||||||||||
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| J | F | M | A | M | J | J | A | S | O | N | D | ||||||||||||||||||||||||||||||||||||
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1.6
32
15
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1.6
38
21
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3.1
51
31
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3.8
64
41
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4.2
75
51
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4.1
84
60
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4.1
87
64
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3.5
85
62
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3.5
79
54
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3
67
43
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3
50
32
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2.3
37
21
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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 Lacon, the county seat, temperatures change throughout the year. In January, the average low is about 15°F. In July, the average high is around 87°F. The coldest temperature ever recorded was -27°F in January 1999. The hottest was 103°F in July 2005.
The amount of rain and snow also changes. January usually gets about 1.55 inches of precipitation. May gets the most, with about 4.20 inches.
Main Roads
Many important roads run through Marshall County. These roads help people travel and connect different towns.
Interstate 39
U.S. Highway 51
Illinois Route 17
Illinois Route 18
Illinois Route 26
Illinois Route 29
Illinois Route 40
Illinois Route 89
Illinois Route 117
Illinois Route 251
Neighboring Counties
Marshall County shares its borders with several other counties:
- Bureau County to the northwest
- Putnam County to the north
- LaSalle County to the east
- Woodford County to the south
- Peoria County to the southwest
- Stark County to the west
Protected Areas
Part of the Chautauqua National Wildlife Refuge is located in Marshall County. This refuge helps protect wildlife and their natural homes.
Population and People
| 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% | |
| 2020 | 11,742 | −7.1% | |
| 2023 (est.) | 11,683 | −7.6% | |
| U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010 |
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In 2010, there were 12,640 people living in Marshall County. Most people were white (97.1%). Smaller groups included Asian, black, and American Indian people. About 2.5% of the population was of Hispanic or Latino origin.
Many people in the county have German (43.0%), Irish (16.7%), or English (14.4%) family backgrounds. The average age of people living in Marshall County was about 44.8 years old.
Towns and Villages
Marshall County has several towns and villages where people live and work.
Cities
Villages
Unincorporated Communities
These are smaller communities that are not officially cities or villages.
- Camp Grove
- Hopewell Estates
- La Prairie Center
- Lawn Ridge
- Leeds
- Pattonsburg
- Saratoga Center
- Wilbern
Townships
Marshall County is divided into smaller areas called townships.
- Bell Plain
- Bennington
- Evans
- Henry
- Hopewell
- Lacon
- La Prairie
- Richland
- Roberts
- Saratoga
- Steuben
- Whitefield
Images for kids
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Marshall County when it was first created in 1839.
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Marshall County in 1843, after its eastern border was made larger.
See also
In Spanish: Condado de Marshall (Illinois) para niños
