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2026 U.S. SENATE · GENERAL ELECTION

South Carolina Senate forecast

2026 polling and experimental race projection.

Snapshot: · Model baseline-1.2.0

Experimental probabilities are not a validated guarantee. Candidate names reflect selected polling matchups, not an official ballot roster.

Race at a glance

71%R win probability
R +2.5Projected margin
12Qualifying polls

Annie Andrews (D) / Darline Graham (R).

80% margin interval: -8.4 to 3.4 points. Positive values favor the D candidate. Prior result year: 2022.

South Carolina Senate polls

Qualifying polls in this snapshot
Pollster / sourceEnd dateSamplePopulationTwo-party margin
Trafalgar Group ↗2026-11-011091lvR +2.0
Patinkin Research Strategies ↗2026-10-29500lvD +5.0
The New York Times/Siena University ↗2026-10-26707lvR +0.7
Targoz Market Research ↗2026-10-25895lvR +1.0
East Carolina University Center for Survey Research ↗2026-10-24955lvR +3.9
Impact Research ↗2026-10-21800lvD +1.0
Trafalgar Group ↗2026-10-181095lvR +3.0
InsiderAdvantage ↗2026-09-291200lvR +1.0
Trafalgar Group ↗2026-09-251087lvR +1.1
InsiderAdvantage ↗2026-09-091200lvR +1.9
Abacus Data ↗2026-08-28306lvR +13.0
Impact Research ↗2026-08-24700lvD +0.0

Polling source: The New York Times, CC BY 4.0, independently filtered and aggregated by DutyStation. Historical results: MIT Election Data and Science Lab. Polling updates every hour; failed updates retain this snapshot.

Read the full Senate methodology and validation limits ↗ · Download source-linked forecast

FOLLOW GOVERNMENT IN SOUTH CAROLINA

Beyond this election

Follow state legislation and the public record alongside these federal election projections.

South Carolina bills & legislative records ↗ · Federal civic tools · Policy & Congress news

Candidate records & policy profiles

Darline Graham · Annie Andrews · Mark Hackett · Kasie Whitener

Selected coverage; see each profile’s review scope and sources.

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