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Pollster file

University of New Hampshire 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: 116
Mean absolute error: 5.93percentage points
Historical bias: D+2.31
Represented cycles: 132000–2022
Current archive: 156canonical records
History span: Nov 3, 2000through Nov 4, 2022

Identity

Known names and relationships

Known aliases: University of New Hampshire
Organization type: Single canonical organization
Cycles represented: 2000 · 2002 · 2004 · 2006 · 2008 · 2010 · 2012 · 2013 · 2014 · 2016 · 2018 · 2020 · 2022

116 eligible historical polls across 13 represented cycles passed the published history identity checks. Historical bias is descriptive and is kept separate from sponsor or client affiliation.

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 · 156 total

Race

Massachusetts · Governor

Healey +24

Don't know 14% · Someone else 2% · Mike Minogue 30% · Maura Healey 54%

Field dates: Aug 20–Aug 24, 2026
Sample: 884 LV
Sponsor / client: 7News
Partisan sponsorship: No partisan sponsorship flag

Race

Connecticut · Governor

Lamont +15

Don't know 9% · Someone else 3% · Ned Lamont 52% · Ryan Fazio 37%

Field dates: Aug 20–Aug 24, 2026
Sample: 803 LV
Sponsor / client: Not reported in archive
Partisan sponsorship: No partisan sponsorship flag

Race

New Hampshire · Governor

Ayotte +10

Don't know 9% · Someone else 3% · Cinde Warmington 39% · Kelly Ayotte 49%

Field dates: Aug 20–Aug 24, 2026
Sample: 1,878 LV
Sponsor / client: 7News
Partisan sponsorship: No partisan sponsorship flag

Race

Rhode Island · Governor

Foulkes +21

Don't know 19% · Someone else 3% · Jasjit Gotra 3% · Christopher Reynolds 0% · Aaron Guckian 15% · Helena Foulkes 40% · Ken Block 19%

Field dates: Aug 20–Aug 24, 2026
Sample: 739 LV
Sponsor / client: Not reported in archive
Partisan sponsorship: No partisan sponsorship flag

Race

Massachusetts · Governor

Healey +27

Don't know 14% · Someone else 3% · Brian Shortsleeve 28% · Maura Healey 55%

Field dates: Aug 20–Aug 24, 2026
Sample: 881 LV
Sponsor / client: 7News
Partisan sponsorship: No partisan sponsorship flag

Primary · R primary

New Hampshire · Senate

Sununu +40

Scott Brown 20% · John E. Sununu 60%

Field dates: Aug 24, 2026
Sample: 856 LV
Sponsor / client: Not reported in archive
Partisan sponsorship: No partisan sponsorship flag

Race

Massachusetts · Senate

Moulton +13

Don't know 19% · Someone else 2% · Joe Tache 16% · Seth Moulton 38% · John Deaton 25%

Field dates: Aug 20–Aug 24, 2026
Sample: 893 LV
Sponsor / client: 7News
Partisan sponsorship: No partisan sponsorship flag

Race

Rhode Island · Senate

Reed +20

Michael Bahry 4% · Don't know 13% · Someone else 2% · Raymond McKay 31% · Jack Reed 51%

Field dates: Aug 20–Aug 24, 2026
Sample: 722 LV
Sponsor / client: Not reported in archive
Partisan sponsorship: No partisan sponsorship flag

Primary · D primary

NH-01 · House

Sullivan +5

Carleigh Beriont 11% · Sarah Chadzynski 1% · Heath Howard 10% · Stefany Shaheen 19% · Maura Sullivan 24% · Christian Urrutia 4%

Field dates: Aug 24, 2026
Sample: 463 LV
Sponsor / client: Not reported in archive
Partisan sponsorship: No partisan sponsorship flag

Primary · R primary

NH-01 · House

Noveletsky +3

Brian Cole 7% · Anthony DiLorenzo 25% · Holly Noveletsky 28%

Field dates: Aug 24, 2026
Sample: 464 LV
Sponsor / client: Not reported in archive
Partisan sponsorship: No partisan sponsorship flag

Race

Massachusetts · Senate

Markey +19

Don't know 12% · Someone else 1% · Joe Tache 7% · Ed Markey 49% · John Deaton 30%

Field dates: Aug 20–Aug 24, 2026
Sample: 906 LV
Sponsor / client: 7News
Partisan sponsorship: No partisan sponsorship flag

Race

Rhode Island · Governor

McKee +1

Don't know 20% · Someone else 6% · Jasjit Gotra 3% · Christopher Reynolds 1% · Daniel McKee 27% · Aaron Guckian 17% · Ken Block 26%

Field dates: Aug 20–Aug 24, 2026
Sample: 711 LV
Sponsor / client: Not reported in archive
Partisan sponsorship: No partisan sponsorship flag

See this pollster in the Full Poll Archive →

Certified-result history

Eligible historical observations

50 shown · 116 total

Cycle	Race	Type	Field end	Sample	Poll	Result	Error
2012	2012_House-G_NH-1	House-G	2012-11-03	365	0	D+3.8	R+3.8
2012	2012_Gov-G_NH	Gov-G	2012-11-03	789	D+9.0	D+12.1	R+3.1
2012	2012_Pres-G_NH	Pres-G	2012-11-01	502	0	D+5.6	R+5.6
2012	2012_Gov-G_NH	Gov-G	2012-11-01	502	D+5.0	D+12.1	R+7.1
2012	2012_Sen-G_MA	Sen-G	2012-10-26	583	0	D+7.5	R+7.5
2012	2012_Pres-G_MA	Pres-G	2012-10-26	583	D+14.0	D+23.2	R+9.2
2012	2012_Pres-G_NH	Pres-G	2012-10-19	773	D+9.0	D+5.6	D+3.4
2012	2012_House-G_NH-2	House-G	2012-10-19	408	D+3.0	D+4.8	R+1.8
2012	2012_House-G_NH-1	House-G	2012-10-19	364	R+3.0	D+3.8	R+6.8
2012	2012_Gov-G_NH	Gov-G	2012-10-19	773	D+8.0	D+12.1	R+4.1
2010	2010_Sen-G_NH	Sen-G	2010-10-29	885	R+18.0	R+23.2	D+5.2
2010	2010_House-G_NH-2	House-G	2010-10-29	451	D+3.0	R+1.6	D+4.6
2010	2010_House-G_NH-1	House-G	2010-10-29	434	R+7.0	R+11.6	D+4.6
2010	2010_Gov-G_NH	Gov-G	2010-10-29	885	D+7.0	D+7.6	R+0.6
2010	2010_House-G_MA-4	House-G	2010-10-20	385	D+13.0	D+10.5	D+2.5
2010	2010_House-G_MA-10	House-G	2010-10-20	349	D+4.0	D+4.5	R+0.5
2010	2010_Gov-G_MA	Gov-G	2010-10-20	519	D+4.0	D+6.4	R+2.4
2010	2010_Sen-GS_MA	Sen-G	2010-01-04	554	D+17.0	R+4.8	D+21.8
2008	2008_Sen-G_NH	Sen-G	2008-11-01	816	D+6.0	D+6.3	R+0.3
2008	2008_Pres-G_NH	Pres-G	2008-11-01	812	D+11.0	D+9.6	D+1.4
2008	2008_House-G_NH-2	House-G	2008-11-01	404	D+21.0	D+15.0	D+6.0
2008	2008_House-G_NH-1	House-G	2008-11-01	413	D+5.0	D+5.9	R+0.9
2008	2008_Gov-G_NH	Gov-G	2008-11-01	831	D+47.0	D+42.6	D+4.4
2008	2008_Sen-G_NH	Sen-G	2008-10-28	687	D+5.0	D+6.3	R+1.3
2008	2008_Pres-G_NH	Pres-G	2008-10-28	692	D+16.0	D+9.6	D+6.4
2008	2008_House-G_NH-2	House-G	2008-10-28	303	D+28.0	D+15.0	D+13.0
2008	2008_House-G_NH-1	House-G	2008-10-28	308	D+3.0	D+5.9	R+2.9
2008	2008_Gov-G_NH	Gov-G	2008-10-28	619	D+51.0	D+42.6	D+8.4
2008	2008_Sen-G_NH	Sen-G	2008-10-25	687	D+11.0	D+6.3	D+4.7
2008	2008_Pres-G_NH	Pres-G	2008-10-25	692	D+16.0	D+9.6	D+6.4
2008	2008_House-G_NH-2	House-G	2008-10-25	344	D+22.0	D+15.0	D+7.0
2008	2008_House-G_NH-1	House-G	2008-10-25	341	D+8.0	D+5.9	D+2.1
2008	2008_Gov-G_NH	Gov-G	2008-10-25	698	D+50.0	D+42.6	D+7.4
2008	2008_Sen-G_NH	Sen-G	2008-10-20	725	D+13.0	D+6.3	D+6.7
2008	2008_Pres-G_NH	Pres-G	2008-10-20	725	D+15.0	D+9.6	D+5.4
2008	2008_House-G_NH-2	House-G	2008-10-20	349	D+26.0	D+15.0	D+11.0
2008	2008_House-G_NH-1	House-G	2008-10-20	358	D+5.0	D+5.9	R+0.9
2008	2008_Gov-G_NH	Gov-G	2008-10-20	725	D+50.0	D+42.6	D+7.4
2006	2006_House-G_NH-2	House-G	2006-11-04	304	D+4.5	D+7.1	R+2.6
2006	2006_House-G_NH-1	House-G	2006-11-04	331	R+9.0	D+2.6	R+11.6
2006	2006_Gov-G_NH	Gov-G	2006-11-04	641	D+56.0	D+48.3	D+7.7
2006	2006_House-G_NH-2	House-G	2006-10-31	320	0	D+7.1	R+7.1
2006	2006_House-G_NH-1	House-G	2006-10-31	340	R+5.0	D+2.6	R+7.6
2006	2006_Gov-G_NH	Gov-G	2006-10-31	663	D+52.0	D+48.3	D+3.7
2006	2006_Sen-G_MA	Sen-G	2006-10-24	585	D+41.0	D+38.8	D+2.2
2006	2006_Gov-G_MA	Gov-G	2006-10-24	585	D+25.0	D+20.3	D+4.7
2004	2004_Sen-G_NH	Sen-G	2004-10-30	957	R+36.0	R+32.5	R+3.5
2004	2004_Pres-G_NH	Pres-G	2004-10-30	963	D+1.0	D+1.4	R+0.4
2004	2004_House-G_NH-2	House-G	2004-10-30	464	R+18.0	R+20.1	D+2.1
2004	2004_House-G_NH-1	House-G	2004-10-30	492	R+19.0	R+26.8	D+7.8

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.