South Carolina Senate polls 2026
Annie Andrews (D) vs Darline Graham (R). The polls in the poll average, each with its weight and source, then every public poll on file. The forecast itself lives on the race page.
The polls and the poll average
drag or tap for a day · tap a dot for its pollOct 28, 2026R+2.4today's poll average of 15 polls
- poll in the average · area is its weight
- not counted · shown, never moves the line
- trend through the counted polls · ends on today's average
- left of the break: 2 earlier polls, not on the time axis
The line is a trend, not the average as it stood each day: the same polls and weights, with each poll leaning in smoothly over the weeks before its date. It starts at the first counted poll and ends on today's average.
Data table
| Days | Average as it stood | Trend line |
|---|---|---|
| Oct 28, 2026 | R+2.4 | R+2.4 |
| Oct 26–Oct 27, 2026 | R+2.4 | R+2.4 |
| Oct 25, 2026 | R+2.6 | R+2.4 |
| Oct 21–Oct 24, 2026 | R+2.6 | R+2.5 to R+2.4 |
| Oct 18–Oct 20, 2026 | R+3.0 | R+2.6 to R+2.5 |
| Oct 8–Oct 17, 2026 | R+2.8 | R+2.9 to R+2.7 |
| Sep 29–Oct 7, 2026 | R+2.9 | R+2.8 to R+2.9 |
| Sep 25–Sep 28, 2026 | R+3.1 | R+3.0 to R+2.9 |
| Sep 14–Sep 24, 2026 | R+3.8 | R+3.7 to R+3.0 |
| Sep 9–Sep 13, 2026 | R+3.3 | R+3.7 to R+3.8 |
| Aug 28–Sep 8, 2026 | R+4.6 | R+4.4 to R+3.7 |
| Aug 24–Aug 27, 2026 | D+0.7 | R+3.7 to R+4.4 |
| Aug 22–Aug 23, 2026 | D+1.2 | R+2.8 to R+3.3 |
| Jun 22–Aug 21, 2026 | R+3.0 | R+3.0 to R+2.4 |
In Senate races the forecast then counts a poll sponsored by a party or campaign at a quarter of its weight and moves its margin 2 points against that party, which puts the average it reads at R+2.5.
Every poll on file · 18
newest added first15 in the poll average · 3 shown, not counted
| Pollster | Fielded | Sample | Result | Added | Weight | Source |
|---|---|---|---|---|---|---|
| ●The CitadelGeneral | 890 LV | R+4.0Darline Graham 43Annie Andrews 39 | 13h ago | 0.78 | Poll document | |
| ●The New York Times/Siena CollegeGeneral | 707 LV | R+0.7Darline Graham 48.47Annie Andrews 47.76Don't know 3.29Someone else 0.47 | 19h ago | 0.71 | News coverage | |
| ●The Citadel School of Humanities and Social SciencesGeneral | 890 LV | R+3.0Darline Graham 42Annie Andrews 39Don't know 14Ralph Norman 2Mark Hackett 1Kasie Whitener 1+1 other release | 1d ago | 0.78 | Poll release | |
| ●Targoz Market ResearchGeneral | 895 LV | R+1.0Darline Graham 47Annie Andrews 46Don't know 4Kasie Whitener 2Mark Hackett 1 | 2d ago | 0.79 | Poll release | |
| ●Impact ResearchGeneral · DEM sponsor · DEM partisan | 800 LV | D+1.0Annie Andrews 45Darline Graham 44Don't know/Someone else 10 | 6d ago | 0.71 | Poll document | |
| ●Trafalgar GroupGeneral · REP sponsor · REP partisan | 1,095 LV | R+3.0Darline Graham 48.6Annie Andrews 45.6Kasie Whitener 3.9Don't know 1.2Mark Hackett 0.8 | 0.80 | Poll release | ||
| ●InsiderAdvantageGeneral | 1,200 LV | R+1.0Darline Graham 46Annie Andrews 45Don't know 4Mark Hackett 3Kasie Whitener 2 | 0.67 | Poll release | ||
| ●Rasmussen ReportsGeneral · R sponsor · R partisan | 837 LV | R+4.0Darline Graham 49Annie Andrews 45 | 0.62 | Poll release | ||
| ●Rasmussen ReportsGeneral · R sponsor · R partisan | 1,006 LV | R+5.0Darline Graham 48Annie Andrews 43 | 0.52 | Poll release | ||
| ●Trafalgar GroupGeneral · REP sponsor · REP partisan | 1,087 LV | R+1.1Darline Graham 43.4Annie Andrews 42.3Don't know 8.5Someone else 5.9 | 0.61 | Poll release | ||
| ●InsiderAdvantageGeneral | 1,200 LV | R+1.9Darline Graham 45.1Annie Andrews 43.2Don't know 8.5Someone else 3.2 | 0.54 | Poll release | ||
| ●Impact ResearchGeneral · D sponsor · D partisan | 900 LV | D+3.0Annie Andrews 42Darline Graham 39 | 0.38 | Pollster post |
Poll archive as of October 29, 2026. It can hold polls newer than the forecast; a poll listed here is not necessarily in it.
Model rows carry what the source record provides: pollster, field dates, sample size and D/R shares where published. Archive rows come from the broad public harvest. Poll data via VoteHub, used under CC BY 4.0. Poll data from The New York Times, used under CC BY 4.0.