Hannibal, MO, Missouri: Realigner metro. In 2024, voted R+55%. Republican peak: R+55 in 2024.
Key facts
- 2024 presidential margin
- R+55MIT Election Lab
- Political archetype
- RealignerAkashic typology
- Population
- 38,8852024 5-year
- Median household income
- $63,5692024 5-year
- White (non-Hispanic)
- 90.2%2024 5-year
- Black
- 3.6%2024 5-year
- Hispanic / Latino
- 1.8%2024 5-year
- Peak Democratic margin
- D+47 in 1932MIT Election Lab
- Peak Republican margin
- R+55 in 2024MIT Election Lab
Constituent county margins for Hannibal, MO, MOOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 4,186 | 14,566 | 18,930 | ||
| R | 4,407 | 14,311 | 19,038 | ||
| R | 4,132 | 13,388 | 18,081 | ||
| R | 5,767 | 11,154 | 17,194 | ||
| R | 6,744 | 10,692 | 17,637 | ||
| R | 6,599 | 10,801 | 17,487 | ||
| R | 7,026 | 8,996 | 16,254 | ||
| D | 6,922 | 6,166 | 14,773 | ||
| D | 7,314 | 6,111 | 16,176 | ||
| D | 8,106 | 6,528 | 14,664 | ||
| R | 6,677 | 8,898 | 15,575 | ||
| R | 7,959 | 8,004 | 16,328 | ||
| D | 8,442 | 6,835 | 15,345 | ||
| R | 5,542 | 9,024 | 14,566 | ||
| D | 7,316 | 5,907 | 14,922 | ||
| D | 11,161 | 4,341 | 15,502 | ||
| D | 9,253 | 7,916 | 17,169 | ||
| D | 9,506 | 7,030 | 16,536 | ||
| D | 11,477 | 7,599 | 19,102 | ||
| D | 12,135 | 4,710 | 16,866 | ||
| D | 11,374 | 5,724 | 17,115 | ||
| D | 13,285 | 7,304 | 20,640 | ||
| D | 14,890 | 5,679 | 20,632 | ||
| D | 13,819 | 4,884 | 18,826 | ||
| R | 7,952 | 9,458 | 17,438 | ||
| D | 8,356 | 6,773 | 16,369 | ||
| D | 9,522 | 6,022 | 15,742 | ||
| D | 6,528 | 3,585 | 10,245 | ||
| D | 5,205 | 2,284 | 8,492 | ||
| D | 5,929 | 3,454 | 9,643 | ||
| D | 4,921 | 3,225 | 8,374 | ||
| D | 6,088 | 3,260 | 9,485 | ||
| D | 6,305 | 3,513 | 9,880 | ||
| D | 5,602 | 2,956 | 8,706 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
21.5%
English
12.7%
Irish
9.6%
American
8.8%
Italian
2.9%
French
1.8%
Scottish
1.3%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 41.3 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$63,569
Hannibal, MO ranks near the middle of US counties.
Hannibal, MO$63,569
Missouri$70,702
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
13.4%
Child poverty is below the national average.
Children under 1813.3%
Working age (18–64)12.6%
Seniors (65+)20.2%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
99.0%
speak English only
Spanish0.4%
Other Indo-European0.3%
Asian & Pacific Islander0.2%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 56.0% of residents not counted as adherents by any reporting body.
Hannibal's Marion County has shifted decisively toward Republican margins over the past two decades, tracking a broader pattern of rural and small-city realignment along the Mississippi corridor that reshaped Missouri statewide.
The unraveling was not abrupt. The Democratic margin in Hannibal, MO peaked at forty-seven points in 1932; it narrowed steadily over the late twentieth century. The 2000 election delivered the metro to the Republican party for the first time in many years, by a margin of twelve points. By 2024, the margin had widened further.
The economic and demographic context is severe. The median household income of $63,569 is among the lowest at this geographic scale; 13% of residents live below the federal poverty line.
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Hannibal, MO, Missouri — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cbsa/25300/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Hannibal, MO, Missouri vote in 2024?
In 2024, Hannibal, MO, Missouri voted Republican by 54.8 points (R+55), carried by the Republican candidate. Out of 18,930 votes cast, 4,186 went Democratic and 14,566 went Republican.
What is Hannibal, MO, Missouri's political archetype?
Akashic classifies Hannibal, MO, Missouri as a "Realigner" metro based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the metro has voted Democratic 23 times, Republican 11 times, and other 0 times.
When did Hannibal, MO, Missouri last vote Democratic?
The most recent presidential election in which Hannibal, MO, Missouri voted Democratic was 1996.
How many people live in Hannibal, MO, Missouri?
Hannibal, MO, Missouri has a population of 38,885 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Hannibal, MO, Missouri?
Median household income in Hannibal, MO, Missouri is $63,569 — below the national median of $80,734. The Missouri state median is $70,702.
What is the political history of Hannibal, MO, Missouri?
Akashic tracks 38 presidential elections in Hannibal, MO, Missouri from 1876 to 2024. Of those, 23 went Democratic and 11 went Republican. The metro's archetype — "Realigner" — captures the overall trajectory of that voting record.