Primary · R primary
Sununu +21New Hampshire · Senate
Scott Brown 28% · John E. Sununu 49%
- Field dates
- Mar 18, 2026
- Sample
- 673 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Pollster file
Saint Anselm College Survey Center
Historical accuracy is measured against certified results. Current-cycle records come from the canonical, deduplicated archive and do not by themselves change the sealed forecast.
- Historical polls
- 9
- Mean absolute error
- 4.82percentage points
- Historical bias
- R+0.90
- Represented cycles
- 22020–2022
- Current archive
- 26canonical records
- History span
- Oct 25, 2020through Oct 29, 2022
Identity
Known names and relationships
- Known aliases
- Saint Anselm College
- Organization type
- Single canonical organization
- Cycles represented
- 2020 · 2022
9 eligible historical polls is a limited denominator; both MAE and bias may move materially as another cycle is added.
Canonical 2025–2026 archive
Current-cycle records
Archive source date 2026-09-09 · bundled copy. Archive records may be newer than the sealed forecast; inclusion here does not mean the forecast uses them.
12 shown · 26 total
Primary · D primary
Pappas +62New Hampshire · Senate
Karishma Manzur 9% · Chris Pappas 71% · Jared Sullivan 3%
- Field dates
- Mar 18, 2026
- Sample
- 691 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · R primary
TiedNH-01 · House
Melissa Bailey 2% · Brian Cole 5% · Anthony DiLorenzo 4% · Elizabeth Girard 2% · Holly Noveletsky 5%
- Field dates
- Nov 19, 2025
- Sample
- 521 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · D primary
Shaheen +20NH-01 · House
Carleigh Beriont 1% · Sarah Chadzynski 1% · Heath Howard 4% · Stefany Shaheen 26% · Maura Sullivan 6% · Christian Urrutia 1%
- Field dates
- Nov 19, 2025
- Sample
- 501 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · D primary
Goodlander +56NH-02 · House
Maggie Goodlander 62% · Paige Beauchemin 6%
- Field dates
- Nov 19, 2025
- Sample
- 515 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · R primary
Sununu +9New Hampshire · Senate
Scott Brown 30% · John E. Sununu 39%
- Field dates
- Nov 19, 2025
- Sample
- 1,000 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · D primary
Pappas +56New Hampshire · Senate
Karishma Manzur 8% · Chris Pappas 64% · Jared Sullivan 2%
- Field dates
- Nov 19, 2025
- Sample
- 1,015 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · D primary
Shaheen +14NH-01 · House
Carleigh Beriont 2% · Sarah Chadzynski 1% · Heath Howard 4% · Stefany Shaheen 23% · Maura Sullivan 9% · Christian Urrutia 2%
- Field dates
- Aug 27, 2025
- Sample
- 413 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · R primary
Cole +2NH-01 · House
Melissa Bailey 3% · Brian Cole 5%
- Field dates
- Aug 27, 2025
- Sample
- 427 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Primary · R primary
Brown +35New Hampshire · Senate
Scott Brown 48% · Dan Innis 13%
- Field dates
- Aug 27, 2025
- Sample
- 791 RV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Senate
Pappas +7New Hampshire · Senate
Chris Pappas 48% · John Sununu 41%
- Field dates
- Aug 17–Aug 18, 2026
- Sample
- 1,411 LV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
House
Goodlander +15NH-02 · House
Maggie Goodlander 50% · Lily Tang Williams 35%
- Field dates
- Aug 17–Aug 18, 2026
- Sample
- 701 LV
- Sponsor / client
- Not reported in archive
- Partisan sponsorship
- No partisan sponsorship flag
Certified-result history
Eligible historical observations
9 shown · 9 total
| Cycle | Race | Type | Field end | Sample | Poll | Result | Error |
|---|---|---|---|---|---|---|---|
| 2022 | 2022_Sen-G_NH | Sen-G | 2022-10-29 | 1,541 | R+1.0 | D+9.1 | R+10.1 |
| 2022 | 2022_House-G_NH-2 | House-G | 2022-10-29 | 750 | D+8.0 | D+11.7 | R+3.7 |
| 2022 | 2022_House-G_NH-1 | House-G | 2022-10-29 | 791 | R+6.0 | D+8.1 | R+14.1 |
| 2022 | 2022_Gov-G_NH | Gov-G | 2022-10-29 | 1,541 | R+18.0 | R+15.6 | R+2.4 |
| 2020 | 2020_Sen-G_NH | Sen-G | 2020-10-25 | 1,018 | D+15.0 | D+15.7 | R+0.7 |
| 2020 | 2020_Pres-G_NH | Pres-G | 2020-10-25 | 1,018 | D+8.0 | D+7.4 | D+0.6 |
| 2020 | 2020_House-G_NH-2 | House-G | 2020-10-25 | 458 | D+15.0 | D+10.2 | D+4.8 |
| 2020 | 2020_House-G_NH-1 | House-G | 2020-10-25 | 560 | D+5.0 | D+5.1 | R+0.1 |
| 2020 | 2020_Gov-G_NH | Gov-G | 2020-10-25 | 1,018 | R+25.0 | R+31.8 | D+6.8 |
Method · historical final-three-week D/R general-election rows plus verified historical supplement; min n=5
Definition · bias_D is poll D-R margin minus actual D-R margin; positive overstates Democrats.
A missing sample, sponsor or source is labeled unavailable; it is never reconstructed.
Poll data via VoteHub, used under CC BY 4.0. Poll data from The New York Times, used under CC BY 4.0.