The Hannibal
Micropolitan Statistical Area is composed of Marion and Ralls counties.
2020 census As of the
2020 census, Hannibal had a population of 17,108. The median age was 39.0 years. 22.6% of residents were under the age of 18 and 18.6% of residents were 65 years of age or older. For every 100 females there were 89.8 males, and for every 100 females age 18 and over there were 86.4 males age 18 and over. There were 6,922 households and 4,289 families in Hannibal, of which 28.3% had children under the age of 18 living in them. Of all households, 39.9% were married-couple households, 19.2% were households with a male householder and no spouse or partner present, and 32.5% were households with a female householder and no spouse or partner present. About 33.8% of all households were made up of individuals and 14.4% had someone living alone who was 65 years of age or older. The average household size was 2.3 and the average family size was 2.8. estimates show that the median household income was $46,504 (with a margin of error of +/- $2,507) and the median family income was $57,740 (+/- $5,451). Males had a median income of $33,537 (+/- $3,375) versus $22,147 (+/- $4,868) for females. The median income for those above 16 years old was $27,776 (+/- $1,949). Approximately, 10.6% of families and 19.1% of the population were below the
poverty line, including 22.5% of those under the age of 18 and 11.7% of those ages 65 or over.
2010 census At the
2010 census, there were 17,916 people, 7,117 households, and 4,400 families living in the city. The population density was . There were 8,021 housing units at an average density of . The
racial makeup of the city was 88.8% White, 7.1% African American, 0.2% Native American, 0.6% Asian, 0.1% Pacific Islander, 0.5% from
other races, and 2.7% from two or more races. Hispanic or Latino of any race were 1.8%. Of the 7,117 households, 31.3% had children under the age of 18 living with them, 43.2% were married couples living together, 14.5% had a female householder with no husband present, 4.2% had a male householder with no wife present, and 38.2% were non-families. 31.6% of households were one person and 13% were one person aged 65 or older. The average household size was 2.36 and the average family size was 2.96. The age distribution was 23.5% of residents were under the age of 18, 11.2% between the ages of 18 and 24, 24.4% from 25 to 44, 26% from 45 to 64, and 14.9% 65 or older. The median age was 37.3 years. The gender makeup of the city was 47.5% male and 52.5% female.
2000 census As of the census of 2000, there were 17,757 people, 7,017 households, and 4,554 families living in the city. The population density was . There were 7,886 housing units at an average density of . The
racial makeup of the city was 90.61% White, 6.57% African American, 0.35% Native American, 0.35% Asian, 0.07% Pacific Islander, 0.25% from other races, and 1.79% from two or more races. Hispanic or Latino of any race were 1.13% of the population. 25.9% were of
American, 23.8%
German, 10.9%
Irish, and 10.0%
English ancestry according to self-identification in
Census 2000. Of the 7,017 households 32.5% had children under the age of 18 living with them, 48.0% were married couples living together, 13.6% had a female householder with no husband present, and 35.1% were non-families. 30.6% of households were one person and 15.0% had someone living alone who was 65 years of age or older. The average household size was 2.40 and the average family size was 2.98. The age distribution was 25.8% under the age of 18, 10.5% from 18 to 24, 26.3% from 25 to 44, 20.6% from 45 to 64, and 16.8% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 86.7 males. For every 100 females age 18 and over, there were 81.8 males. The median household income was $29,892 and the median family income was $37,264. Males had a median income of $30,677 versus $20,828 for females. The per capita income for the city was $16,902. About 11.3% of families and 14.1% of the population were below the
poverty line, including 18.2% of those under age 18 and 10.8% of those age 65 or over. ==Economy==