Religious adherence is published only at the county level (U.S. Religion Census). See Florence County.
American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.
South Carolina 31st State Senate District
Akashic
South Carolina 31st State Senate DistrictTrumpR+20.3
20082024
How it voted
Share of the 2024 vote
Donald Trump ✓Republican
59.5%
29,670
Kamala HarrisDemocratic
39.2%
19,535
Chase OliverLibertarian
1.3%
651
D+60R+60
District boundary, filled by its own 2024 D-vs-R margin — precinct detail where available, over the 1 county it's drawn from (shown faint).
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
County-level results (1 county) — table
2024 presidential result by county for South Carolina 31st State Senate District — winner and D-vs-R margin.
County
Winner
Margin
Florence County, SC
Republican
R+8.0
Akashic
5 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year
Won
Democratic
Republican
Other
Margin
Total
R
39.2%Harris19,535
59.5%Trump29,670
1.3%Oliver651
−20.3%
49,856
R
40.9%Biden20,983
57.9%Trump29,714
1.2%Jorgensen600
−17.0%
51,297
R
37.5%Clinton16,881
59.4%Trump26,747
3.1%Johnson1,414
−21.9%
45,042
R
40.2%Obama17,602
59.8%Romney26,142
0.0%
−19.5%
43,744
R
38.4%Obama17,123
60.3%McCain26,909
1.3%Barr595
−21.9%
44,627
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presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
2008
−21.9%
2012
−19.5%
2016
−21.9%
2020
−17.0%
2024
−20.3%
DemocraticRepublican
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current representation
Current officeholders
RMike ReichenbachState Senate · 31
State legislative officeholder from OpenStates nightly current-legislator data.
With roughly 107,000 residents and a 13-point Republican lean in 2024, South Carolina Senate District 31 sits firmly in the state's competitive-but-red interior, where suburban growth and rural tradition shape the electorate in roughly equal measure.
Across the recorded series it reached a Republican high of 21.9 points in 2008. Between 2020 and 2024 the district moved 3.3 points toward the Republican candidate; the 2024 margin was 20.3 points.
A population of 106,681, a 59% non-Hispanic-white share, and a median household income of $63,773 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 18 and State Senate District 23.
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Political twins — state-senate districts
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
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.
South Carolina 31st State Senate District. Akashic. https://akashic.app/sld-upper/45031/. Accessed May 20, 2026. License: CC BY 4.0.
How did South Carolina 31st State Senate District vote in 2024?
In 2024, South Carolina 31st State Senate District voted Republican by 20.3 points (R+20.3), carried by the Republican candidate. Out of 49,856 votes cast, 19,535 went Democratic and 29,670 went Republican.
How many people live in South Carolina 31st State Senate District?
South Carolina 31st State Senate District has a population of 106,681 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in South Carolina 31st State Senate District?
Median household income in South Carolina 31st State Senate District is $63,773 — below the national median of $80,734. The South Carolina state median is $69,324.
What is the political history of South Carolina 31st State Senate District?
Akashic tracks 5 presidential elections in South Carolina 31st State Senate District from 2008 to 2024. Of those, 0 went Democratic and 5 went Republican.
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