Voter file loaded June 16, 2026 · figures are from that file, held as a fixed record
Hancock County, Mississippi has 37,358 active registered voters across 26 precincts, as of July 2026.
Party registration
Mississippi doesn't register voters by party, so there's no party breakdown to show. Party lean is usually inferred from primary participation; that data is in the voter file and available inside Motion51.
Most reliable-voting precincts
| # | Precinct | Active voters | Supervoters | Supervoter % |
|---|---|---|---|---|
| 1 | Diamondhead Central | 2,390 | 995 | 41.63% |
| 2 | South Bay | 1,857 | 742 | 39.96% |
| 3 | Kiln East | 904 | 349 | 38.61% |
| 4 | North Bay West | 1,424 | 549 | 38.55% |
| 5 | Diamondhead East | 3,566 | 1,374 | 38.53% |
| 6 | Fenton | 1,451 | 542 | 37.35% |
| 7 | Flat Top | 1,257 | 463 | 36.83% |
| 8 | Pearlington | 997 | 367 | 36.81% |
| 9 | North Bay East | 989 | 363 | 36.7% |
| 10 | Crane Creek | 1,456 | 531 | 36.47% |
Supervoters are active registered voters who cast a ballot in at least 3 of the last 4 November general elections (2018–2024). Percentages are precinct totals from the official state voter file — no individual voter information is shown. Precincts with fewer than 400 active voters are excluded.
How Hancock County voted for president
Election results are public records.
Hancock County at a glance.
Hancock County had an estimated 46,492 residents in July 2024, the 16th most populous of Mississippi's 82 counties, up 1.0% since the 2020 census. Of those, 37,765 are 18 or older, the voting-age population, and 23.9% are 65 or older. Its 37,358 active registered voters equal about 98.9% of that voting-age population.
It covers 474 square miles of land (98 people per square mile), and 42.0% of residents live outside any incorporated city or town. The largest cities and towns are Bay St. Louis (10,526), Diamondhead (9,391) and Waveland (7,043). The American Community Survey (2020-2024) puts it at a median age of 46.6, a median household income of $67,708, 26.8% of adults 25 and older holding a bachelor's degree or higher and 79.2% of occupied homes owned by the people living in them.
In 2024, 21,175 votes were cast for president, about 56.1% of the voting-age population; the Democratic ticket took 20.1% and the Republican ticket 78.8%. The two-party margin moved from R+54.2 in 2008 to R+58.7 in 2024.
- Population (2024 estimate)
- 46,492
- Population (2020 census base)
- 46,052
- Voting-age population (18+)
- 37,765
- Active voters per 100 adults
- 98.9
- Residents 65 and older
- 23.9%
- People per square mile
- 98
- Living outside incorporated places
- 42.0%
- Land area
- 474 sq mi
- Median age
- 46.6
- Median household income
- $67,708
- Adults 25+ with a bachelor's degree
- 26.8%
- Owner-occupied homes
- 79.2%
Largest cities and towns
- Bay St. Louis 10,526
- Diamondhead 9,391
- Waveland 7,043
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 20.1% | 78.8% | R+58.7 | 21,175 |
| 2020 | 21.5% | 77.0% | R+55.5 | 20,957 |
| 2016 | 19.0% | 78.3% | R+59.3 | 17,517 |
| 2012 | 22.8% | 75.5% | R+52.7 | 17,023 |
| 2008 | 22.1% | 76.3% | R+54.2 | 17,056 |
Sources: U.S. Census Bureau Vintage 2024 population estimates and 2024 Gazetteer; American Community Survey 2020–2024 5-year estimates; certified county presidential returns. Growth, density and turnout are simple arithmetic on those figures.
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