Richland County | |
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Coordinates: 38°43′N 88°05′W / 38.71°N 88.09°W | |
Country | United States |
State | Illinois |
Founded | February 24, 1841 |
Named for | Richland County, Ohio |
Seat | Olney |
Largest city | Olney |
Area | |
• Total | 362 sq mi (940 km2) |
• Land | 356 sq mi (920 km2) |
• Water | 1.9 sq mi (5 km2) 0.5% |
Population (2020) | |
• Total | 15,813 |
• Estimate (2021) | 15,796 |
• Density | 44/sq mi (17/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 12th |
Richland County is a county located in the U.S. state of Illinois. According to the 2020 United States census, it had a population of 15,813.[1] Its county seat is Olney.[2][3]: County Seats
Richland County was established in 1841 out of portions of East part of Clay and West part of Lawrence counties.[4] It was named for Richland County, Ohio, where many of the early settlers migrated from.[3]: Origin of the name of the county
According to the U.S. Census Bureau, the county has a total area of 362 square miles (940 km2), of which 360 square miles (930 km2) is land[5]: Population tab, Population Density sub-tab and 1.9 square miles (4.9 km2) (0.5%) is water.[6]
Olney, Illinois | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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In recent years, average temperatures in the county seat of Olney have ranged from a low of 19 °F (−7 °C) in January to a high of 88 °F (31 °C) in July, although a record low of −25 °F (−32 °C) was recorded in February 1951 and a record high of 112 °F (44 °C) was recorded in July 1936. Average monthly precipitation ranged from 2.73 inches (69 mm) in February to 4.76 inches (121 mm) in May.[7]
Census | Pop. | Note | %± |
---|---|---|---|
1850 | 4,012 | — | |
1860 | 9,711 | 142.0% | |
1870 | 12,803 | 31.8% | |
1880 | 15,545 | 21.4% | |
1890 | 15,019 | −3.4% | |
1900 | 16,391 | 9.1% | |
1910 | 15,970 | −2.6% | |
1920 | 14,044 | −12.1% | |
1930 | 14,053 | 0.1% | |
1940 | 17,137 | 21.9% | |
1950 | 16,889 | −1.4% | |
1960 | 16,299 | −3.5% | |
1970 | 16,829 | 3.3% | |
1980 | 17,587 | 4.5% | |
1990 | 16,545 | −5.9% | |
2000 | 16,149 | −2.4% | |
2010 | 16,233 | 0.5% | |
2020 | 15,813 | −2.6% | |
2023 (est.) | 15,488 | [8] | −2.1% |
U.S. Decennial Census[9] 1790–1960[10] 1900–1990[11] 1990–2000[12] 2010–2013[13] 2020[5] |
As of the 2010 United States Census, there were 16,233 people, 6,726 households, and 4,438 families residing in the county.[14] By 2020, the population had decreased to 15,813 people.[5]: Population tab, Population Density sub-tab The 2010 population density was 45.1 inhabitants per square mile (17.4/km2), which decreased to 43.1 inhabitants per square mile (16.6/km2) in the 2020 census.[5]: Population tab, Population Density sub-tab In 2010, there were 7,513 housing units, compared to 7,364 in 2020,[5]: Housing tab, Occupied Units sub-tab at an average density of 20.9 per square mile (8.1/km2).[6] The 2010 racial makeup of the county was 97.3% white (94.2%, 2020), 0.7% Asian (0.8%, 2020), 0.5% black or African American (same, 2020), 0.2% American Indian (same, 2020), 0.4% (0.5%, 2020) from other races, and 0.9% from two or more races (3.7%, 2020).[5]: for 2020—Race alone tab, all sub-tabs Those of Hispanic or Latino origin made up 1.3% (1.7%, 2020) of the population.[5]: Hispanic Origin tab, Hispanic or Latino sub-tab [14] In terms of ancestry, 29.6% were German, 11.7% were American, 11.4% were English, and 9.2% were Irish.[15]
Of the 6,726 households, 28.9% had children under the age of 18 living with them, 51.7% were married couples living together, 9.6% had a female householder with no husband present, 34.0% were non-families, and 29.3% of all households were made up of individuals. The average household size was 2.36 and the average family size was 2.88. The median age was 42.1 years.[14]
The median income for a household in the county was $41,917 and the median income for a family was $53,853. Males had a median income of $41,058 versus $31,296 for females. The per capita income for the county was $22,874. About 9.5% of families and 13.8% of the population were below the poverty line, including 15.1% of those under age 18 and 11.9% of those age 65 or over.[16] Richland is the top ranked most affordable county in Illinois to buy a car and is on average $932 less expensive than other Illinois counties.[17]
Richland County is divided into nine townships:[3]: Township Names
Office | Office holder |
---|---|
County Board Chairman | Dennis Graves (R) |
County Board Vice Chairman | Morgan Henton (R) |
County Board Member - District 1 | Brian VanBlaricum (R) |
County Board Member - District 2 | Dennis Graves (R) |
County Board Member - District 3 | Alexis McFarland (R) |
County Board Member - District 4 | Cynthia Given (D) |
County Board Member - District 5 | Morgan Henton (R) |
County Board Member - District 6 | Travis Paddock (R) |
County Board Member - District 7 | Steve Schonert (R) |
County Clerk | Amanda Troyer (R) |
County Circuit Clerk | Zach Holder (R) |
County Treasurer | Mike Hahn (R) |
County Assessor | Tim Hahn (R) |
Coroner | Steve Patterson (R) |
States Attorney | Chelsey Clark (R) |
County Sheriff | Andy Hires (R) |
Year | Republican | Democratic | Third party(ies) | |||
---|---|---|---|---|---|---|
No. | % | No. | % | No. | % | |
2020 | 6,089 | 75.39% | 1,830 | 22.66% | 158 | 1.96% |
2016 | 5,739 | 74.59% | 1,584 | 20.59% | 371 | 4.82% |
2012 | 4,756 | 65.31% | 2,362 | 32.44% | 164 | 2.25% |
2008 | 4,329 | 56.42% | 3,181 | 41.46% | 163 | 2.12% |
2004 | 5,153 | 66.50% | 2,529 | 32.64% | 67 | 0.86% |
2000 | 4,718 | 63.52% | 2,491 | 33.54% | 219 | 2.95% |
1996 | 3,137 | 46.03% | 2,679 | 39.31% | 999 | 14.66% |
1992 | 3,053 | 37.87% | 3,286 | 40.76% | 1,722 | 21.36% |
1988 | 4,264 | 59.61% | 2,863 | 40.03% | 26 | 0.36% |
1984 | 5,665 | 71.95% | 2,182 | 27.71% | 27 | 0.34% |
1980 | 5,241 | 64.50% | 2,463 | 30.31% | 422 | 5.19% |
1976 | 4,434 | 55.03% | 3,485 | 43.25% | 138 | 1.71% |
1972 | 5,558 | 68.41% | 2,553 | 31.42% | 14 | 0.17% |
1968 | 4,781 | 58.76% | 2,495 | 30.66% | 861 | 10.58% |
1964 | 3,901 | 47.92% | 4,239 | 52.08% | 0 | 0.00% |
1960 | 5,329 | 63.80% | 3,015 | 36.09% | 9 | 0.11% |
1956 | 5,304 | 68.05% | 2,485 | 31.88% | 5 | 0.06% |
1952 | 5,569 | 68.42% | 2,565 | 31.51% | 5 | 0.06% |
1948 | 3,884 | 60.56% | 2,438 | 38.02% | 91 | 1.42% |
1944 | 4,577 | 60.91% | 2,858 | 38.04% | 79 | 1.05% |
1940 | 5,022 | 53.17% | 4,335 | 45.89% | 89 | 0.94% |
1936 | 4,040 | 47.57% | 4,268 | 50.26% | 184 | 2.17% |
1932 | 2,765 | 38.50% | 4,318 | 60.12% | 99 | 1.38% |
1928 | 4,042 | 61.03% | 2,550 | 38.50% | 31 | 0.47% |
1924 | 3,082 | 50.07% | 2,749 | 44.66% | 324 | 5.26% |
1920 | 3,026 | 57.05% | 2,174 | 40.99% | 104 | 1.96% |
1916 | 2,992 | 45.09% | 3,431 | 51.70% | 213 | 3.21% |
1912 | 811 | 21.80% | 1,800 | 48.39% | 1,109 | 29.81% |
1908 | 1,684 | 44.13% | 1,938 | 50.79% | 194 | 5.08% |
1904 | 1,778 | 48.20% | 1,604 | 43.48% | 307 | 8.32% |
1900 | 1,793 | 45.58% | 2,042 | 51.91% | 99 | 2.52% |
1896 | 1,693 | 44.55% | 2,062 | 54.26% | 45 | 1.18% |
1892 | 1,500 | 43.35% | 1,542 | 44.57% | 418 | 12.08% |