2024 presidential election
James Island
HarrisD+0.6
Constituent county margins for James Island, SCOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
How it voted
Share of the 2024 vote
| Kamala Harris ✓Democratic | 49.3% | 3,510 |
|---|---|---|
| Donald TrumpRepublican | 48.7% | 3,467 |
| OtherAll other candidates | 2.0% | 144 |
D+60R+60
1 counties, each filled by 2024 D-vs-R margin.
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2008 | −12.5% |
| 2012 | −17.5% |
| 2016 | −4.6% |
| 2020 | +2.6% |
| 2024 | +0.6% |
DemocraticRepublican
5 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 3,510 | 3,467 | 7,121 | ||
| D | 3,676 | 3,487 | 7,309 | ||
| R | 2,689 | 2,975 | 6,169 | ||
| R | 2,246 | 3,201 | 5,447 | ||
| R | 2,466 | 3,188 | 5,759 |
Demographics
Demographic profile
Demographic Profile
Key indicators compared across containing geographies
| Indicator | James IslandCity | South CarolinaState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 81.6% | 63.3% | 61.0% |
| Black | 12.7% | 24.8% | 12.2% |
| Asian | 0.6% | 1.8% | 6.0% |
| Two or more races | 3.8% | 6.9% | 12.6% |
| Other race | 1.3% | 3.2% | 8.2% |
| Hispanic or Latino | 2.1% | 7.4% | 19.3% |
| Income & Age | |||
| Median household income | $104,217 | $69,324 | $84,427 |
| Poverty rate | 5.6% | 14.1% | 12.5% |
| Median age | 41.7 | 40.5 | 39.1 |
| Age 18–24 | 8.3% | 9.1% | 9.2% |
| Age 65 and older | 17.8% | 18.9% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 49.5% | 32.1% | 35.7% |
| Speaks a non-English language at home | 3.5% | 8.4% | 22.3% |
| German or other West Germanic | 1.0% | 0.3% | 0.5% |
| Ancestry | |||
| Largest ancestry | English 15.3% | English 12.1% | German 12.5% |
| 2nd-largest ancestry | German 11.0% | German 9.4% | English 9.5% |
| 3rd-largest ancestry | Irish 10.6% | Irish 9.1% | Irish 9.4% |
| Religion | |||
| Catholic | 12.2%County context | 8.0% | 18.6% |
| Evangelical Protestant | 16.9%County context | 28.6% | 16.5% |
| Unaffiliated or unclaimed | 49.4%County context | 47.5% | 51.5% |
| Black Protestant | 10.0%County context | 5.8% | 2.2% |
| Mainline Protestant | 8.2%County context | 7.4% | 5.2% |
ACS values are survey estimates and may include margins of error.
Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
15.3%
German
11.0%
Irish
10.6%
American
8.7%
Italian
4.7%
Scottish
2.5%
Polish
2.1%
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.
2024 ACS
Age distribution by sex
Median age: 41.7 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.
2024 ACS
Median household income
Inflation-adjusted dollars
$104,217
James Island$104,217
South Carolina$69,324
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
5.6%
Children face moderate poverty.
Children under 1815.6%
Working age (18–64)10.3%
Seniors (65+)9.5%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
96.5%
speak English only
German or other West Germanic1.0%
Spanish0.8%
Russian, Polish, or other Slavic0.5%
Other Indo-European0.5%
French (incl. Cajun & Haitian)0.3%
Korean0.3%
Other Asian & Pacific Island0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Unaffiliated or not counted49.4%
Source · 2020 US Religion Census. The unaffiliated-or-not-counted share is everyone not claimed as an adherent by any reporting body — uncounted congregations as well as the religiously unaffiliated.
James Island sits in the Deep South. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 2.6 points in 2020 and a Republican high of 17.5 points in 2012. Between 2020 and 2024 the city moved 2.0 points toward the Republican candidate; the 2024 margin was 0.6 points.
A population of 12,198, a 82% non-Hispanic-white share, and a median household income of $104,217 describe the city.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
James Island, South Carolina. Akashic. https://akashic.app/city/4536430/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did James Island, South Carolina vote in 2024?
In 2024, James Island, South Carolina voted Democratic by 0.6 points (D+0.6), carried by the Democratic candidate. Out of 7,121 votes cast, 3,510 went Democratic and 3,467 went Republican.
What is James Island, South Carolina's political typology?
Akashic places James Island, South Carolina in the "" typology. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 5 elections in the dataset, the city has voted Democratic 2 times, Republican 3 times, and other 0 times.
When did James Island, South Carolina last vote Republican?
The most recent presidential election in which James Island, South Carolina voted Republican was 2016.
How many people live in James Island, South Carolina?
James Island, South Carolina has a population of 12,198 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in James Island, South Carolina?
Median household income in James Island, South Carolina is $104,217 — above the national median of $80,734. The South Carolina state median is $69,324.
What is the political history of James Island, South Carolina?
Akashic tracks 5 presidential elections in James Island, South Carolina from 2008 to 2024. Of those, 2 went Democratic and 3 went Republican. The city's typology — "" — captures where that record, its demographics, and its recent swing place it among American communities.