Mason County, Illinois
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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 o
Mason County Courthouse, Havana
Menard County, Illinois
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Menard County is a county in the U.S. state of Illinois. According to the 2020 United States census, it had a population of 12,297. Its county seat is Petersburg. Menard County is part of the Springfi
Mason County, Illinois
…legislature who campaigned for the adoption of the United States Bill of Rights. Mason County was created in 1841 out of portions of Tazewell and Menard counties. According to the U.S. Census Bureau, the county has an area of 563 square miles (1,460 km2), of which 539 square miles (1,400 km2) is land…
Menard County Courthouse, Petersburg, Illinois