Havana
City in Illinois
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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, a decline from the figure of 3,301 tabulated in 2010. Wikipedia
Population: 2,877 (2022)
Elevation: 469′
ZIP code: 62644
Area: 2.94 mi²
Area code: 309