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South Carolina Senate polls
Andrews (D) vs. Graham (R)
Darline Graham leads the 2026 South Carolina Senate race by 0.8 points in PolitiKool's polling average, as of Oct. 11, 2026.
- Andrews 43.5%, Graham 44.3%.
- 5 polls from 4 pollsters, weighted by recency, sample size, pollster record and partisan sponsorship.
- The margin has moved 3.1 points toward Annie Andrews over the past month.
- Rated Lean R, combining the average with the Cook Political Report, Sabato's Crystal Ball and Inside Elections.
- The seat is held by Darline Graham (R).
South Carolina Senate polling average
Annie Andrews43.5%
Darline Graham44.3%
MarginGraham +0.8
Average as of Oct. 11, 2026 · — Annie Andrews · — Darline Graham
Latest South Carolina Senate polls
| Dates | Pollster | Sample | Andrews | Graham | Margin |
|---|---|---|---|---|---|
| Sept. 28–29 | InsiderAdvantage (partisan) | 1,200 LV | 45% | 46% | Graham +1 |
| Sept. 23–25 | Trafalgar Group (partisan) | 1,087 LV | 42% | 43% | Graham +1 |
| Sept. 8–9 | InsiderAdvantage | 1,200 LV | 43% | 45% | Graham +2 |
| Aug. 26–28 | Abacus Data | 306 LV | 42% | 55% | Graham +13 |
| Aug. 18–24 | Impact Research (partisan) | 700 LV | 41% | 41% | Even |
| Aug. 14–22 | Impact Research (partisan) | 900 LV | 42% | 39% | Andrews +3 |
| June 17–22 | Impact Research (partisan) | 700 LV | 45% | 48% | Graham +3 |
| Feb. 25 – March 1 | Impact Research (partisan) | 700 LV | 42% | 47% | Graham +5 |
| Nov. 21–22 | Public Policy Polling (partisan) | 704 V | 36% | 42% | Graham +6 |