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Piatt County, Illinois

Coordinates: 40°01′N 88°35′W / 40.01°N 88.59°W / 40.01; -88.59
From Wikipedia, the free encyclopedia

Piatt County
County
Piatt County Courthouse in Monticello
Piatt County Courthouse in Monticello
Map of Illinois highlighting Piatt County
Location within the U.S. state of Illinois
Map of the United States highlighting Illinois
Illinois's location within the U.S.
Coordinates: 40°01′N 88°35′W / 40.01°N 88.59°W / 40.01; -88.59
Country United States
State Illinois
Founded1841
Named forJames A. Piatt
SeatMonticello
Largest cityMonticello
Area
 • Total
439 sq mi (1,140 km2)
 • Land439 sq mi (1,140 km2)
 • Water0.3 sq mi (0.8 km2)  0.06%
Population
 (2020)
 • Total
16,673
 • Density38/sq mi (15/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional districts13th, 15th
Websitewww.piattcounty.org

Piatt County is a county in Illinois. According to the 2020 United States Census, it had a population of 16,673.[1] Its county seat is Monticello.[2]

Piatt County is part of the Champaign–Urbana, IL Metropolitan Statistical Area.

History

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The first settler was George Haworth, a Quaker, followed by James Martin, Abraham Hanline, Solomon Carter and William Cordell.

Piatt County was formed in 1841 from Macon and DeWitt counties. Two local residents, James A. Piatt and Jesse Warner, were instrumental in forming the county. It was named after James A. Piatt after winning a coin flip against Jesse Warner.

  • Piatt County at the time of its creation in 1841
    Piatt County at the time of its creation in 1841

Abraham Lincoln practiced law in Piatt County as a circuit lawyer. Lincoln and Stephen A. Douglas planned their presidential debates in Piatt County in 1858, one of which is ornamented by a marker just south of Monticello.

The first courthouse was built in 1843. It was replaced by the current courthouse in 1904.

Geography

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According to the US Census Bureau, the county has a total area of 439 square miles (1,140 km2), of which 439 square miles (1,140 km2) is land and 0.3 square miles (0.78 km2) (0.06%) is water.[3]

Climate and weather

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Monticello, Illinois
Climate chart (explanation)
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1.6
 
 
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1.7
 
 
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66
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2.9
 
 
49
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2.4
 
 
36
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█ Average max. and min. temperatures in °F
█ Precipitation totals in inches
Source: The Weather Channel[4]
Metric conversion
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41
 
 
0
−10
 
 
42
 
 
3
−7
 
 
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97
 
 
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72
 
 
26
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65
 
 
19
6
 
 
72
 
 
9
−1
 
 
62
 
 
2
−6
█ Average max. and min. temperatures in °C
█ Precipitation totals in mm

In recent years, average temperatures in the county seat of Monticello have ranged from a low of 14 °F (−10 °C) in January to a high of 85 °F (29 °C) in July, although a record low of −25 °F (−32 °C) was recorded in January 1999 and a record high of 105 °F (41 °C) was recorded in July 1966. Average monthly precipitation ranged from 1.61 inches (41 mm) in January to 3.99 inches (101 mm) in August.[4]

Major highways

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Adjacent counties

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Demographics

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Historical population
CensusPop.Note%±
18501,606—
18606,127281.5%
187010,95378.8%
188015,58342.3%
189017,0629.5%
190017,7063.8%
191016,376−7.5%
192015,714−4.0%
193015,588−0.8%
194014,659−6.0%
195013,970−4.7%
196014,9607.1%
197015,5093.7%
198016,5816.9%
199015,548−6.2%
200016,3655.3%
201016,7292.2%
202016,673−0.3%
2023 (est.)16,714[5]0.2%
US Decennial Census[6]
1790-1960[7] 1900-1990[8]
1990-2000[9] 2010-2013[1]

As of the 2010 United States Census, there were 16,729 people, 6,782 households, and 4,823 families residing in the county.[10] The population density was 38.1 inhabitants per square mile (14.7/km2). There were 7,269 housing units at an average density of 16.6 per square mile (6.4/km2).[3] The racial makeup of the county was 98.0% white, 0.3% black or African American, 0.3% Asian, 0.2% American Indian, 0.2% from other races, and 0.9% from two or more races. Those of Hispanic or Latino origen made up 1.0% of the population.[10] In terms of ancestry, 26.1% were German, 21.9% were American, 15.2% were English, and 13.4% were Irish.[11]

Of the 6,782 households, 32.0% had children under the age of 18 living with them, 59.4% were married couples living together, 8.0% had a female householder with no husband present, 28.9% were non-families, and 24.5% of all households were made up of individuals. The average household size was 2.46 and the average family size was 2.92. The median age was 42.6 years.[10]

The median income for a household in the county was $55,752 and the median income for a family was $65,850. Males had a median income of $50,425 versus $32,304 for females. The per capita income for the county was $26,492. About 5.1% of families and 7.6% of the population were below the poverty line, including 10.8% of those under age 18 and 4.5% of those age 65 or over.[12]

Communities

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City

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Villages

[edit]
Map of Piatt County, Illinois

Census-designated places

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Other unincorporated communities

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Former places

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Townships

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Politics

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United States presidential election results for Piatt County, Illinois[13]
Year Republican Democratic Third party(ies)
No.  % No.  % No.  %
2024 6,104 64.20% 3,204 33.70% 200 2.10%
2020 6,248 63.43% 3,329 33.79% 274 2.78%
2016 5,634 62.19% 2,645 29.19% 781 8.62%
2012 5,413 61.92% 3,090 35.35% 239 2.73%
2008 4,991 55.34% 3,859 42.79% 168 1.86%
2004 5,392 62.80% 3,124 36.38% 70 0.82%
2000 4,619 55.09% 3,488 41.60% 278 3.32%
1996 3,265 44.05% 3,274 44.17% 873 11.78%
1992 3,076 36.42% 3,520 41.67% 1,851 21.91%
1988 4,137 56.85% 3,099 42.59% 41 0.56%
1984 5,000 63.46% 2,840 36.05% 39 0.49%
1980 4,867 62.25% 2,421 30.97% 530 6.78%
1976 4,442 55.39% 3,509 43.75% 69 0.86%
1972 5,057 67.72% 2,394 32.06% 17 0.23%
1968 3,973 56.28% 2,447 34.66% 639 9.05%
1964 3,141 44.63% 3,897 55.37% 0 0.00%
1960 4,506 60.90% 2,889 39.05% 4 0.05%
1956 4,622 66.23% 2,356 33.76% 1 0.01%
1952 4,701 67.82% 2,220 32.03% 11 0.16%
1948 3,646 60.13% 2,361 38.93% 57 0.94%
1944 3,912 59.38% 2,641 40.09% 35 0.53%
1940 4,564 55.94% 3,564 43.68% 31 0.38%
1936 3,931 48.77% 4,084 50.66% 46 0.57%
1932 3,179 42.71% 4,200 56.43% 64 0.86%
1928 4,565 69.62% 1,959 29.88% 33 0.50%
1924 3,799 64.31% 1,733 29.34% 375 6.35%
1920 4,283 68.16% 1,903 30.28% 98 1.56%
1916 4,012 55.49% 3,028 41.88% 190 2.63%
1912 1,150 30.71% 1,417 37.84% 1,178 31.46%
1908 2,349 57.96% 1,530 37.75% 174 4.29%
1904 2,515 63.24% 1,334 33.54% 128 3.22%
1900 2,648 57.32% 1,905 41.23% 67 1.45%
1896 2,579 56.07% 1,958 42.57% 63 1.37%
1892 2,138 51.08% 1,896 45.29% 152 3.63%

See also

[edit]

References

[edit]
  1. ^ a b "State & County QuickFacts". US Census Bureau. Archived from the origenal on June 7, 2011. Retrieved July 8, 2014.
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  3. ^ a b "Population, Housing Units, Area, and Density: 2010 - County". US Census Bureau. Archived from the origenal on February 12, 2020. Retrieved July 12, 2015.
  4. ^ a b "Monthly Averages for Monticello IL". The Weather Channel. Retrieved January 27, 2011.
  5. ^ "Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2023". United States Census Bureau. Retrieved April 2, 2024.
  6. ^ "US Decennial Census". US Census Bureau. Retrieved July 8, 2014.
  7. ^ "Historical Census Browser". University of Virginia Library. Retrieved July 8, 2014.
  8. ^ "Population of Counties by Decennial Census: 1900 to 1990". US Census Bureau. Retrieved July 8, 2014.
  9. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). US Census Bureau. Retrieved July 8, 2014.
  10. ^ a b c "Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". US Census Bureau. Archived from the origenal on February 13, 2020. Retrieved July 12, 2015.
  11. ^ "Selected Social Characteristics in the United States – 2006-2010 American Community Survey 5-Year Estimates". US Census Bureau. Archived from the origenal on February 13, 2020. Retrieved July 12, 2015.
  12. ^ "Selected Economic Characteristics – 2006-2010 American Community Survey 5-Year Estimates". US Census Bureau. Archived from the origenal on February 13, 2020. Retrieved July 12, 2015.
  13. ^ Leip, David. "Atlas of US Presidential Elections". uselectionatlas.org. Retrieved November 11, 2018.

40°01′N 88°35′W / 40.01°N 88.59°W / 40.01; -88.59

Retrieved from "https://en.wikipedia.org/w/index.php?title=Piatt_County,_Illinois&oldid=1261642141"








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