Updated September 29, 2026 · model inputs through September 27, 2026

North Carolina Senate Forecast

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Former Governor Roy Cooper is running against Michael Whatley, the former chairman of the Republican National Committee, for an open seat. North Carolina’s Senate races have a habit of staying competitive even when the presidential vote points in one direction.

Forecast summary

Model margin
D+7.84
Rating
Likely D
Polling average
D+9.17
Fundamentals
D+3.86
Matchup
Roy Cooper vs. Michael Whatley

FORECAST HISTORY

Model margin over time

Forecast history will appear after the first recorded model release.

No candidate win probabilities have been published from a frozen, label-verified simulation run yet.

MODEL BREAKDOWN

How the forecast is built

The polling average and fundamentals are blended at their published weights.

Polling average — — · —
Fundamentals — — · —
Projected margin — Published model output
Polling Fundamentals

Margins are D-minus-R points. Candidate strength is included in fundamentals; its separate score is not published. Values are rounded to two decimals.

POLLING INPUTS

Polls behind the average

Polling average
D+9.17

Field dates Pollster Sample Results
Fielded Sep 22, 2026Rasmussen Reports1,047 LVD Roy Cooper 48% · R Michael Whatley 41% · O Other / undecided 11%
Fielded Sep 21–Sep 22, 2026Quantus Insights686 LVD Roy Cooper 48% · R Michael Whatley 43% · O Other / undecided 9%
Fielded Sep 15–Sep 18, 2026YouGov3,895 RVD Roy Cooper 52% · R Michael Whatley 41% · O Other / undecided / no vote 7%
Fielded Sep 17, 2026Carolina Journal/Harper*Not reported LVD Roy Cooper 49% · R Michael Whatley 34%
Fielded Sep 9–Sep 16, 2026High Point University706 LVD Roy Cooper 50% · R Michael Whatley 42% · O Other / unsure 8%
Fielded Sep 13, 2026Trafalgar Group*Not reported LVD Roy Cooper 48% · R Michael Whatley 42%
Fielded Sep 10, 2026Elon University*Not reported LVD Roy Cooper 49% · R Michael Whatley 38%
Fielded Sep 10, 2026East Carolina U.Not reported LVD Roy Cooper 52% · R Michael Whatley 44%
Fielded Aug 3–Aug 12, 2026High Point University660 LVD Roy Cooper 50% · R Michael Whatley 45%
Fielded Aug 9–Aug 10, 2026Carolina Journal/Harper600 LVD Roy Cooper 52% · R Michael Whatley 39%
Fielded Aug 6, 2026Change Research967 RVD Roy Cooper 50% · R Michael Whatley 41%
Fielded Jul 23–Jul 31, 2026Elon University466 LVD Roy Cooper 53% · R Michael Whatley 42%
Fielded Jul 29, 2026Fox News1,005 RVD Roy Cooper 53% · R Michael Whatley 44%
Fielded Jul 13, 2026PPP769 RVD Roy Cooper 48% · R Michael Whatley 44%
Fielded Jul 1, 2026Siena601 LVD Roy Cooper 50% · R Michael Whatley 43%
Fielded May 18, 2026Change Research957 LVD Roy Cooper 49% · R Michael Whatley 42%

The published average comes directly from the workbook. Polls are not equally weighted, and the browser does not recompute the forecast.

The published average comes directly from the workbook. Polls are not equally weighted, and the browser does not recompute the forecast.