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South Carolina Senate 2026 polling average as of Oct 19, 2026, based on 6 published polls from Aug 24, 2026 to Oct 18, 2026. Election Day is Tuesday, Nov. 3, 2026.
If the 2026 South Carolina U.S. Senate election were held today, who would you vote for?
| Poll ended | Pollster | Sample | Result |
|---|---|---|---|
| Oct 18, 2026 | Trafalgar Group (R) | 1,095 likely voters | Andrews 45.6%, Graham 48.6% |
| Sep 29, 2026 | InsiderAdvantage | 1,200 likely voters | Andrews 45%, Graham 46% |
| Sep 25, 2026 | Trafalgar Group (R) | 1,087 likely voters | Andrews 42.3%, Graham 43.4% |
| Sep 9, 2026 | InsiderAdvantage | 1,200 likely voters | Andrews 43.2%, Graham 45.1% |
| Aug 28, 2026 | Abacus Data | 306 likely voters | Andrews 38%, Graham 51% |
| Aug 24, 2026 | Impact Research (D) | 700 likely voters | Andrews 41%, Graham 41% |
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Polls compiled by The New York Times, used under CC BY 4.0. Averages calculated by People’s Poll (Methods). Updated Oct 19, 2026. Published by Onward Media LLC.