Hannibal, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Hannibal, Missouri had a total population of 16,771, the 51st largest city in Missouri, with a median household income of $53,721, which is 24% lower than the state average. The poverty rate is 19.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 2.4x.
Hannibal Quick Facts
How Hannibal Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 16,825 | 16,771 | -0.3% |
| Median household income | $54,071 | $53,721 | -0.6% |
| Median home value | $126,300 | $127,700 | +1.1% |
How Hannibal Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Hannibal Rankings in Missouri
Explore Missouri Rankings
Other Cities in Marion County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Palmyra | 3,623 | $69,922 | 5.4% | $184,200 |
| Monroe City | 3,028 | $55,737 | 12.7% | $159,300 |
| Philadelphia | 219 | $51,375 | 7.8% | $99,100 |
Cities Similar to Hannibal
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Sikeston | 16,320 | $58,915 | $168,800 | 27.5% | 14.2% |
| Kirksville | 17,563 | $50,071 | $153,900 | 40.3% | 28.2% |
| Spanish Lake | 17,873 | $55,920 | $135,600 | 14.3% | 14.8% |
| Farmington | 18,282 | $53,729 | $196,500 | 16.3% | 15.9% |
| Lemay | 16,228 | $60,399 | $152,200 | 20.4% | 14.7% |
Population Overview
Hannibal is a small city located in Missouri, within Marion County. The total population is 16,771. It ranks as the 51st most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Hannibal is 38.5 years. This is 1% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Hannibal is $53,721. This is 24% lower than the state median of $70,702. It is also 33% lower than the national median of $80,734. The poverty rate stands at 19.5%. This is 55% higher than the state poverty rate of 12.6%. The unemployment rate is 5.2%. This is 30% higher than the state rate of 4.0%. The median home value is $127,700. Housing costs are 45% lower than the state median of $230,300. With a home-value-to-income ratio of just 2.4x, Hannibal is one of the most affordable housing markets in the area. 62.2% of occupied housing units are owner-occupied. This homeownership rate is 9% lower than the state average of 68.1%.
Race & Ethnicity
Hannibal has a predominantly White (non-Hispanic) population, comprising 87.3% of all residents. Black or African American residents account for 5.7%.
Education
19.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 40% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.2%.
Data Sources & Methodology
All demographic data for Hannibal, Missouri is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Hannibal, Missouri?
Hannibal, Missouri has a population of 16,771 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Hannibal, MO?
The median household income in Hannibal is $53,721, which is 33% lower than the national median of $80,734.
What is the poverty rate in Hannibal, MO?
The poverty rate in Hannibal is 19.5%. This means approximately 3,128 residents live below the federal poverty line.
What is the racial makeup of Hannibal, Missouri?
Hannibal's population is 87.3% White, 5.7% Black, 2.7% Hispanic/Latino, and 1.1% Asian.
What is the median home value in Hannibal, MO?
The median home value in Hannibal is $127,700. The home-value-to-income ratio is 2.4x.
How educated is Hannibal, Missouri?
19.6% of adults (25+) in Hannibal hold a bachelor's degree or higher, and 7.3% hold a graduate or professional degree.