Washington County
Sign in to savecounty in Illinois, United States
Key facts
- Country
- United States
- State
- Illinois
- Founded
- January 2, 1818
- Named after
- George Washington
- Seat
- Nashville
- Largest city
- Nashville
- Total
- 564 sq mi (1,460 km )
- Land
- 563 sq mi (1,460 km )
- Water
- 1.3 sq mi (3.4 km ) 0.2%
- Estimate 2025
- 13,564
- Density
- 24.4/sq mi (9.44/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
- Congressional district
- 12th
- Website
- www .washingtonco .illinois .gov
via Wikipedia infobox
Article
Washington County is a county located in the U.S. state of Illinois. As of the 2020 census, it had a population of 13,761. Its county seat is Nashville. It is located in the southern portion of Illinois known locally as "Little Egypt".
History