- Lead
- 603
- Total
- 16,284
- vs nation
- R+2.2
South Carolina 12th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 1,210
- Total
- 16,948
- vs nation
- D+2.7
- Lead
- 1,184
- Total
- 15,545
- vs nation
- D+5.5
- Lead
- 2,349
- Total
- 15,757
- vs nation
- D+11.1
- Lead
- 2,550
- Total
- 16,143
- vs nation
- D+8.5
- Lead
- 1,348
- Total
- 13,528
- vs nation
- D+12.4
- Lead
- 1,375
- Total
- 11,165
- vs nation
- D+11.8
- Lead
- 2,844
- Total
- 10,019
- vs nation
- D+19.9
Key facts
- 2024 presidential margin
- R+3.7MIT Election Lab
- Population
- 40,2742024 5-year
- Population density
- 84 / sq mi2024 5-year · TIGER/Line
- Land area
- 482 sq miTIGER/Line
- Median household income
- $42,8742024 5-year
- White (non-Hispanic)
- 42.5%2024 5-year
- Black
- 44.6%2024 5-year
- Hispanic / Latino
- 9.2%2024 5-year
- Peak Democratic margin
- D+100.0 in 1900MIT Election Lab
- Peak Republican margin
- R+16.4 in 1972MIT Election Lab
- Most similar
- State House District 57, SC · twin score 97.3
presidential history
Party record book
South Carolina 12th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 32 with a vote-share denominator · 32 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
James M. Cox1920
100.0%
1,398 votes · D+100.0 · modeled estimate
Runner-up · William J. Bryan, 1908 · 100.0%
Republican
Richard Nixon1972
57.7%
3,694 votes · R+16.4 · modeled estimate
Runner-up · Donald Trump, 2024 · 51.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2008
9,293votes
57.6% of the vote · D+15.8 · modeled estimate
Runner-up · Barack Obama, 2012 · 8,988 votes
Republican
Donald Trump2024
8,325votes
51.1% of the vote · R+3.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 7,759 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
James M. Cox1920
+126.2pts D vs U.S.
Place D+100.0 · U.S. R+26.2 · modeled estimate
Runner-up · John W. Davis, 1924 · +122.1 pts
Republican
Barry Goldwater1964
+4.2pts R vs U.S.
Place D+18.4 · U.S. D+22.6 · modeled estimate
Runner-up · Donald Trump, 2024 · +2.2 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2020 | R | 37.9%4,051 | 62.1%6,645 | 10,696 |
| 2018 | R | 40.4%5,831 | 59.6%8,600 | 14,431 |
The district recorded a Republican presidential margin of R+3.8 in 2024 and D+15.8 in 2008, switching sides at least once in between. The district had about 28,300 residents, 60.2% White alone in the 2024 ACS 5-year.
Across the recorded series it reached a Democratic high of 100.0 points in 1900 and a Republican high of 16.4 points in 1972. Between 2020 and 2024 the district moved 10.8 points toward the Republican candidate; the 2024 margin was 3.7 points.
A population of 40,274, a 43% non-Hispanic-white share, and a median household income of $42,874 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 57 and State House District 64.
The state-house 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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
South Carolina 12th State House District. Akashic. https://akashic.app/sld-lower/45012/. Accessed May 20, 2026. License: CC BY 4.0.