Johnson County, Illinois
| Johnson County, Illinois | |
| Map | |
 Location in the state of Illinois |
|
 Illinois's location in the U.S. |
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| Statistics | |
| Founded | 1812 |
|---|---|
| Seat | Vienna |
| Largest city | Vienna |
| Area - Total - Land - Water |
349 sq mi (904 km²) 345 sq mi (893 km²) 4 sq mi (11 km²), 1.22% |
| Population - (2000) - Density |
12,878 37/sq mi (14/km²) |
| Time zone | Central: UTC-6/-5 |
Johnson County is a county located in the U.S. state of Illinois. As of 2000, the population was 12,878. Its county seat is Vienna, Illinois[1].
Contents |
Geography
According to the U.S. Census Bureau, the county has a total area of 349 square miles (904 km²), of which, 345 square miles (893 km²) of it is land and 4 square miles (11 km²) of it (1.22%) is water.
Adjacent counties
- Williamson County - north
- Saline County - northeast
- Pope County - east
- Massac County - southeast
- Pulaski County - southwest
- Union County - west
National protected areas
- Cypress Creek National Wildlife Refuge (part)
- Shawnee National Forest (part)
History
Johnson County was organized in 1812 out of Randolph County. It was named for Richard M. Johnson, who was then a U.S. Congressman from Kentucky. In 1813, Johnson commanded a Kentucky regiment at the Battle of the Thames, after which he claimed to have killed Tecumseh in hand to hand combat. Johnson went on to be Vice President of the United States.
Demographics
| Historical populations | |||
|---|---|---|---|
| Census | Pop. | %± | |
| 1900 | 15,667 |
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| 1910 | 14,331 | −8.5% | |
| 1920 | 12,022 | −16.1% | |
| 1930 | 10,203 | −15.1% | |
| 1940 | 10,727 | 5.1% | |
| 1950 | 8,729 | −18.6% | |
| 1960 | 6,928 | −20.6% | |
| 1970 | 7,550 | 9% | |
| 1980 | 9,624 | 27.5% | |
| 1990 | 11,347 | 17.9% | |
| 2000 | 12,878 | 13.5% | |
| IL Counties 1900-1990 | |||
As of the census[2] of 2000, there were 12,878 people, 4,183 households, and 3,053 families residing in the county. The population density was 37 people per square mile (14/km²). There were 5,046 housing units at an average density of 15 per square mile (6/km²). The racial makeup of the county was 83.52% White, 14.17% Black or African American, 0.27% Native American, 0.13% Asian, 0.04% Pacific Islander, 1.07% from other races, and 0.79% from two or more races. 2.86% of the population were Hispanic or Latino of any race. 27.3% were of American, 18.3% German, 13.3% English and 13.1% Irish ancestry according to Census 2000. 97.8% spoke English and 1.8% Spanish as their first language.
There were 4,183 households out of which 30.60% had children under the age of 18 living with them, 62.30% were married couples living together, 7.10% had a female householder with no husband present, and 27.00% were non-families. 24.20% of all households were made up of individuals and 12.10% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 2.87.
In the county the population was spread out with 18.30% under the age of 18, 11.40% from 18 to 24, 34.00% from 25 to 44, 22.70% from 45 to 64, and 13.60% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 149.00 males. For every 100 females age 18 and over, there were 160.20 males.
The median income for a household in the county was $33,326, and the median income for a family was $40,275. Males had a median income of $29,415 versus $22,844 for females. The per capita income for the county was $17,990. About 8.10% of families and 11.30% of the population were below the poverty line, including 11.30% of those under age 18 and 11.50% of those age 65 or over.
Cities and towns
- Belknap
- Buncombe
- Cypress
- Goreville
- New Burnside
- Simpson
- Vienna
Unincorporated communities
- Boles
- Dixon Springs
- Eagle Point Bay
- Elvira
- Ganntown
- Grantsburg
- Lick Creek
- Mermet
- New Columbia
- Ozark
- Pulleys Mill
- Reevesville
- Reynoldsburg
- Robbs
- Samoth
- Tunnel Hill
- Wartrace
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