| 2026-09-08 | YouGov | national:generic-ballot (generic-ballot) | 1,015 likely voters · ±3.1 | Democratic 49 · Republican 38 | Verified |
| 2026-09-08 | YouGov | national:generic-ballot (generic-ballot) | 1,464 registered voters · ±2.6 | Democratic 42 · Republican 35 | Verified |
| 2026-09-06 | Quinnipiac University | national:generic-ballot (generic-ballot) | 970 registered voters · ±3.1 | Democratic 49 · Republican 38 | Verified |
| 2026-09-06 | Morning Consult | national:generic-ballot (generic-ballot) | 2,203 registered voters · ±2.1 | Democratic 46 · Republican 42 | Verified |
| 2026-09-03 | Glengariff Group | Michigan Senate | 600 likely voters · ±4 | Michael J Rogers 46 · Abdul El-Sayed 44 | Verified |
| 2026-09-03 | Glengariff Group | Michigan Governor | 600 likely voters · ±4 | Jocelyn Benson 47 · John James 43 | Verified |
| 2026-09-02 | SurveyUSA | New Mexico's 2nd District | 554 likely voters · ±4.2 | Gabriel Vasquez 46 · Greg Cunningham 43 | Verified |
| 2026-09-01 | Emerson College | Iowa Governor | 750 likely voters · ±3.6 | Rob Sand 49 · Zach Lahn 46 | Verified |
| 2026-09-01 | Emerson College | Iowa Senate | 750 likely voters · ±3.6 | Ashley Hinson Arenholz 50 · Joshua Turek 45 | Verified |
| 2026-08-31 | McLaughlin & Associates | New York Governor | 800 likely voters · ±3.5 | Kathy Hochul 50 · Bruce Blakeman 46 | Verified |
| 2026-08-31 | Ipsos | national:generic-ballot (generic-ballot) | 924 registered voters · ±3.2 | Democratic 43 · Republican 38 | Verified |
| 2026-08-31 | Ipsos | national:generic-ballot (generic-ballot) | 1,167 adults · ±2.9 | Democratic 38 · Republican 31 | Verified |
| 2026-08-30 | Rasmussen Reports | national:generic-ballot (generic-ballot) | 2,231 likely voters · ±2.1 | Democratic 41 · Republican 36 | Verified |
| 2026-08-29 | Emerson College | Massachusetts Senate (primary-D) | 550 likely voters · ±4.2 | Edward Markey 60 · Seth Moulton 33 | Verified |
| 2026-08-24 | YouGov | national:approval:congress (approval) | 1,534 adults · ±2.5 | Disapprove 58 · Approve 15 | Verified |
| 2026-08-24 | Ipsos | national:favorability:donald-trump (favorability) | 951 registered voters · ±3.2 | Unfavorable 61 · Favorable 37 | Verified |
| 2026-08-24 | University of New Hampshire | Massachusetts Governor (primary-R) | 201 likely voters · ±6.9 | Michael Minogue 55 · Brian Shortsleeve 11 | Verified |
| 2026-08-24 | YouGov | national:approval:donald-trump (approval) | 1,536 adults · ±2.5 | Disapprove 57 · Approve 36 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Senate (primary-D) | 451 likely voters · ±4.6 | John F. Reed 54 · Connor Burbridge 18 | Verified |
| 2026-08-24 | YouGov | national:generic-ballot (generic-ballot) | 1,534 adults · ±2.5 | Democratic 37 · Republican 31 | Verified |
| 2026-08-24 | University of New Hampshire | Connecticut Governor | 809 likely voters · ±3.4 | Ned Lamont 52 · Ryan Fazio 37 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Governor (hyp) | 750 likely voters · ±3.6 | Helena Buonanno Foulkes 42 · Elaine Pelino 20 · Ken Block 18 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire Senate (primary-D) | 893 likely voters · ±3.3 | Chris Pappas 47 · Karishma Manzur 34 | Verified |
| 2026-08-24 | McLaughlin & Associates | national:generic-ballot (generic-ballot) | 1,000 likely voters · ±3.1 | Democratic 48 · Republican 43 | Verified |
| 2026-08-24 | University of New Hampshire | Massachusetts Senate (primary-D) | 550 likely voters · ±4.2 | Edward Markey 63 · Seth Moulton 28 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Governor (hyp) | 750 likely voters · ±3.6 | Dan McKee 26 · Ken Block 25 · Elaine Pelino 19 | Verified |
| 2026-08-24 | Ipsos | national:approval:donald-trump (approval) | 1,215 adults · ±2.8 | Disapprove 65 · Approve 33 | Verified |
| 2026-08-24 | University of New Hampshire | Massachusetts Governor | 881 likely voters · ±3.3 | Maura Healey 54 · Michael Minogue 30 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Governor (hyp) | 750 likely voters · ±3.6 | Dan McKee 27 · Ken Block 26 · Aaron Guckian 17 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire Senate | 1,878 likely voters · ±2.3 | John E Sununu 45 · Chris Pappas 43 | Verified |
| 2026-08-24 | YouGov | national:approval:donald-trump (approval) | 1,379 registered voters · ±2.6 | Disapprove 57 · Approve 40 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Senate | 750 likely voters · ±3.6 | John F. Reed 51 · Raymond Tyler McKay 31 · Michael Bahry 4 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire's 2nd District (primary-D) | 430 likely voters · ±4.7 | Maggie Goodlander 59 · Paige Beauchemin 19 | Verified |
| 2026-08-24 | University of New Hampshire | Massachusetts Governor (hyp) | 881 likely voters · ±3.3 | Maura Healey 55 · Brian Shortsleeve 28 | Verified |
| 2026-08-24 | Ipsos | national:approval:donald-trump (approval) | 951 registered voters · ±3.2 | Disapprove 63 · Approve 37 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire Governor | 1,878 likely voters · ±2.3 | Kelly Ayotte 49 · Cinde Warmington 39 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire Senate (primary-R) | 856 likely voters · ±3.3 | John E Sununu 60 · Scott P. Brown 20 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Governor | 750 likely voters · ±3.6 | Helena Foulkes 40 · Ken Block 19 · Aaron Guckian 15 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire's 1st District (primary-D) | 463 likely voters · ±4.6 | Maura Corby Sullivan 24 · Stefany Shaheen 19 · Carleigh Beriont 11 | Verified |
| 2026-08-24 | YouGov | national:approval:congress (approval) | 1,377 registered voters · ±2.6 | Disapprove 62 · Approve 16 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire Senate (hyp) | 1,878 likely voters · ±2.3 | Chris Pappas 45 · Scott P. Brown 40 | Verified |
| 2026-08-24 | Ipsos | national:favorability:jd-vance (favorability) | 1,215 adults · ±2.8 | Unfavorable 53 · Favorable 34 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Governor (primary-D) | 451 likely voters · ±4.6 | Helena Foulkes 56 · Dan McKee 18 | Verified |
| 2026-08-24 | Ipsos | national:generic-ballot (generic-ballot) | 951 registered voters · ±3.2 | Democratic 41 · Republican 35 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire's 1st District (primary-R) | 464 likely voters · ±4.5 | Hollie T Noveletsky 28 · Anthony Dilorenzo 25 · Brian Cole 7 | Verified |
| 2026-08-24 | University of New Hampshire | Rhode Island Governor (hyp) | 750 likely voters · ±3.6 | Helena Foulkes 42 · Elaine Pelino 20 · Ken Block 18 | Verified |
| 2026-08-24 | University of New Hampshire | Massachusetts Senate (hyp) | 881 likely voters · ±3.3 | Seth Moulton 38 · John Deaton 25 | Verified |
| 2026-08-24 | University of New Hampshire | Massachusetts Senate | 881 likely voters · ±3.3 | Edward Markey 49 · John Deaton 30 · Joseph Tache 7 | Verified |
| 2026-08-24 | University of New Hampshire | New Hampshire's 2nd District (primary-R) | 387 likely voters · ±5 | Lily Tang Williams 58 · Victor D Orlando 2 | Verified |