Hannibal Mo Population 2024 Census. Hannibal (missouri, urban areas, usa) with population statistics, charts, map, location, weather and web information. Census data for hannibal, mo micro area (pop.

38,881), including age, race, sex, income, poverty, marital status, education and more. 17,426), including age, race, sex, income, poverty, marital status, education and more.