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Mason County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 13,086. Its county seat is Havana. The county is named in honor of George Mason, a member of the Virginia legislature who campaigned for the adoption of the United States Bill of Rights.
- Mason City, Illinois - Wikipedia
Mason City is a city in Mason County, Illinois, United...
- Mason City Township, Mason County, Illinois - Wikipedia
Mason City Township is located in Mason County, Illinois,...
- Mason County, Illinois - Simple English Wikipedia, the free ...
Mason County is a county in the U.S. state of Illinois....
- Mason City, Illinois - Wikipedia
Apr 10, 2024 · Mason County. Guide to Mason County, Illinois ancestry, genealogy and family history, birth records, marriage records, death records, census records, family history, and military records. Contents. 1 County Information. 1.1 Description. 1.2 County Courthouse. 1.3 Mason County, Illinois Record Dates. 1.4 Record Loss. 1.5 Boundary Changes.
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Havana is a city and the county seat of Mason County, Illinois, United States. The population was 2,963 at the 2020 census, [3] a decline from the figure of 3,301 tabulated in 2010. [4] History. Havana was a major ancient American settlement two thousand years ago, when the largest verified mound of the Western Hopewell Culture was built.
About. In 2021, Mason County, IL had a population of 13.2k people with a median age of 45.2 and a median household income of $54,415. Between 2020 and 2021 the population of Mason County, IL declined from 13,486 to 13,225, a −1.94% decrease and its median household income grew from $50,883 to $54,415, a 6.94% increase.