File:Union_County_Courthouse_in_Jonesboro.jpg · Wikimedia Commons · See Wikimedia Commons
Union County
Sign in to saveAlso known as Union County, Illinois, Union County, IL
county in Illinois, United States
Key facts
- Country
- United States
- State
- Illinois
- Founded
- January 2, 1818
- Seat
- Jonesboro
- Largest city
- Anna
- Total
- 422 sq mi (1,090 km )
- Land
- 413 sq mi (1,070 km )
- Water
- 8.7 sq mi (23 km ) 2.1%
- Estimate 2025
- 16,656
- Density
- 41.8/sq mi (16.1/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
- Congressional district
- 12th
- Website
- www .unioncountyil .gov
via Wikipedia infobox
Official website
Union County Illinois – Government Site
unioncountyil.gov →Link to the official site · 4,879 chars · not written by Vinony
Wikidata facts
- Population
- 17244
- Area
- 1093
- Official website
- www.unioncountyil.gov
- Image
- Union County Courthouse in Jonesboro.jpg
- Households
- 6813
Show 5 more facts
- water as percent of area
- 2.1
- inception
- 1818-01-02
- Commons category
- Union County, Illinois
- native label
- Union County
- per capita income
- 27778
Sources (9)
via Wikidata · CC0
~6 min read
Article
Union County is a county located in the U.S. state of Illinois. According to the 2020 United States census, it had a population of 17,244. Its county seat is Jonesboro. It is located in the southern portion of Illinois known locally as "Little Egypt".
History
Gallery (4)
On the map
2 mapped locations
Connections
Illinois
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list of municipalities in Illinois
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Southern Illinois
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Chicago
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