Hannibal, MO Demographics

Population 19,669 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Hannibal, MO map of median age by neighborhood
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Population and households in Hannibal

Household size in Hannibal

Household size, people per household
PeriodHannibalMissouriU.S.
2006–102.382.492.68
2010–142.372.522.73
2015–192.362.502.71
2020–242.442.492.65
Change+0.06−0.00−0.03
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Households in Hannibal run small, averaging 2.44 people against 2.65 nationally, which usually means more singles and couples and fewer children. Since 2006–10, household size has crept up from 2.38, even as the national average fell. Households are largest in the south and smallest in the west.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Hannibal

Median age, years
PeriodHannibalMissouriU.S.
2006–1039.038.437.7
2010–1439.539.238.6
2015–1938.240.039.6
2020–2439.340.140.1
Change+0.3+1.7+2.3
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Half of the people in Hannibal are younger than 39.3 and half are older, close to the national median of 40.1. Residents skew youngest in the east and oldest in the west.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Hannibal

Single-parent households, % of households
PeriodHannibalMissouriU.S.
2006–1013.3%11.3%12.3%
2010–1414.6%11.4%12.3%
2015–1911.6%10.9%11.6%
2020–2416.4%11.0%11.6%
Change+3.1 pts−0.3 pts−0.6 pts
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Single-parent households are common in Hannibal: 16.4% of all households, against 11.6% nationally. The single-parent share is up 3.1 points from 2006–10, even as the national share fell. Hannibal has a higher share of single-parent households than at least four in five Missouri cities.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Hannibal

Renters in Hannibal

Renters, % of occupied homes
PeriodHannibalMissouriU.S.
2006–1034.8%30.0%33.3%
2010–1436.9%32.1%35.6%
2015–1938.7%33.2%36.0%
2020–2434.1%31.9%34.8%
Change−0.7 pts+1.9 pts+1.5 pts
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Renting in Hannibal is about as common as it is nationally: 34.1% of households rent, against 34.8%. Among homeowners, 56.5% have no mortgage at all, well above the national share of 39.8%. Rentals cluster in the east; owners are most common in the north. The renter share has edged down 0.7 points since 2006–10, even as the national share rose.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Hannibal

Vacant homes, % of all homes
PeriodHannibalMissouriU.S.
2006–1012.2%11.6%11.4%
2010–1413.2%12.0%11.4%
2015–1911.5%12.2%11.1%
2020–2412.1%10.5%9.6%
Change−0.0 pts−1.1 pts−1.8 pts
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A few more homes sit empty in Hannibal than nationally: 12.1%, against 9.6%. The count includes vacation homes and homes between owners or tenants, not just abandoned ones.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Hannibal

Age of homes, median year built
PeriodHannibalMissouriU.S.
2006–10196419741974
2010–14196119751975
2015–19196519761977
2020–24196619781980
Change+2+4+6
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The housing in Hannibal is old by national standards: the median home dates to 1966, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates. Newer construction is concentrated in the southwest, while the east has the oldest housing. Hannibal has older homes than at least four in five Missouri cities.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Hannibal

Rent, per month
PeriodHannibalMissouriU.S.
2006–10$556$740$965
2010–14$636$816$1,040
2015–19$748$899$1,213
2020–24$825$1,122$1,571
Change+$269+$383+$606
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A typical rental in Hannibal costs $825 a month with utilities, well below the national median of $1,571. Rent has climbed $269 a month since 2006–10, up 48%, a slower climb than the nation's. Rent takes 29.8% of the typical renter's income, just under the 30% mark often used to define affordable rent. The priciest rents are in the southeast; the most affordable are in the west.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Hannibal

Bachelor's degrees in Hannibal

Bachelor's degrees, % of adults 25+
PeriodHannibalMissouriU.S.
2006–1017.5%26.0%28.4%
2010–1419.0%27.3%29.6%
2015–1922.6%29.6%32.1%
2020–2423.1%32.6%35.6%
Change+5.5 pts+6.6 pts+7.2 pts
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Fewer adults in Hannibal have a four-year degree than in the country as a whole: 23.1%, against 35.6% nationally. Since 2006–10, the share with a degree has risen 5.5 points, as it has nationally. College graduates are most concentrated in the north and least in the east.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Hannibal

High school graduates, % of adults 25+
PeriodHannibalMissouriU.S.
2006–1083.6%86.8%84.9%
2010–1483.5%88.3%86.1%
2015–1986.9%90.0%87.7%
2020–2489.3%91.8%89.3%
Change+5.7 pts+5.1 pts+4.3 pts
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High school completion in Hannibal is the same as the national rate: 89.3% of adults have a diploma or equivalent. The rate is lower than in Missouri overall (91.8%). The share with a diploma has risen 5.7 points since 2006–10, in line with the national trend.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Hannibal

Unemployment, % of the labor force
PeriodHannibalMissouriU.S.
2006–106.3%7.4%8.1%
2010–147.0%8.4%9.4%
2015–196.3%4.6%5.6%
2020–245.1%4.1%5.4%
Change−1.1 pts−3.3 pts−2.7 pts
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Unemployment in Hannibal is close to the national rate: 5.1% of the labor force, against 5.4%. The rate is higher than in Missouri overall (4.1%). Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Hannibal compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Hannibal2.4439.316.4%34.1%12.1%1966$82523.1%89.3%5.1%
Oakwood2.7344.86.7%5.8%7.3%1988$74524.4%92.9%2.2%
Ralls2.9841.72.5%14.9%15.1%1981$73024.7%89.6%6.4%
Ilasco2.5546.810.6%0.6%2.1%1991$75822.7%94.3%0.3%
Withers Mill2.6641.84.3%21.0%13.8%1988$83033.6%94.7%2.9%
New London2.7942.48.4%18.3%9.7%1977$78616.2%89.4%3.7%
Saverton3.0245.76.6%4.9%12.7%1980$89422.6%92.9%0.0%
Rensselaer2.7845.57.1%8.5%12.7%1990$75819.7%89.5%3.6%
Spalding2.5750.03.8%12.9%10.2%1986$6967.1%84.6%11.2%
West Ely2.4342.65.4%25.0%12.4%1992$89437.9%97.5%1.2%
Hull2.1248.210.9%14.8%18.6%1951$67526.8%92.7%3.7%

All figures 2020–24.

Cities with similar populations: Morris, IL · Oxford, NC · Owens Cross Roads, AL · Oregon, OH · Old Hickory, TN · Mukwonago, WI · Mount Pleasant, TX · Mount Joy, PA · Morris Plains, NJ · Oxon Hill, MD

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Hannibal. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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