Polls database
Every poll we use, with its source
11,685 polls since 2015: national questions, Senate, House, governor and state legislative races, presidential primaries and ballot measures. Filter, then open any poll’s release.
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326Primaries polls.
Polls per month
29
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Latest poll in the database ended Nov 2, 2026. Source: 99chambers polls database
| Dates | Question | Pollster | Sponsor | Sample | Pop. | Mode | Result | Margin | Adjusted | vs result | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1–4, 2026 | 2028 Republican primary | A Noble Predictive Insights | Center Square | 1,064 | RV | Nonprobability Panel/Text-to-Web | Vance 36 · Rubio 17 | +19 | — | — | Release |
| Jun 1–4, 2026 | 2028 Democratic primary | A Noble Predictive Insights | Center Square | 1,224 | RV | Nonprobability Panel/Text-to-Web | Harris 27 · Newsom 14 | +13 | — | — | Release |
| May 29–Jun 1, 2026 | 2028 Democratic primaryNot averaged | — Focaldata | Financial Times | 685 | A | — | Harris 36 · Newsom 16 | +20 | — | — | Release |
| May 29–Jun 1, 2026 | 2028 Democratic primary | — Focaldata | Financial Times | 646 | LV | — | Harris 38 · Newsom 17 | +21 | — | — | Release |
| May 29–Jun 1, 2026 | 2028 Republican primaryNot averaged | — Focaldata | Financial Times | 667 | A | — | Vance 37 · Rubio 18 | +19 | — | — | Release |
| May 29–Jun 1, 2026 | 2028 Republican primary | — Focaldata | Financial Times | 632 | LV | — | Vance 38 · Rubio 18 | +20 | — | — | Release |
| May 29–31, 2026 | 2028 Democratic primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Harris 44 · Newsom 26 | +18 | — | — | Release |
| May 29–31, 2026 | 2028 Republican primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Vance 45 · Jr. 21 | +24 | — | — | Release |
| May 26–28, 2026 | 2028 Democratic primary | A− TIPP Insights | Issues & Insights | 593 | RV | — | Harris 31 · Newsom 14 | +17 | — | — | Release |
| May 26–28, 2026 | 2028 Republican primary | A− TIPP Insights | Issues & Insights | 561 | RV | — | Vance 29 · Jr. 19 | +10 | — | — | Release |
| May 24–27, 2026 | 2028 Democratic primaryNot averaged | C Big Data Poll | Public Polling Project | 1,467 | RV | — | Harris 28 · Newsom 16 | +12 | — | — | Release |
| May 24–27, 2026 | 2028 Democratic primary | C Big Data Poll | Public Polling Project | 1,378 | LV | — | Harris 28 · Newsom 17 | +11 | — | — | Release |
| May 24–27, 2026 | 2028 Republican primaryNot averaged | C Big Data Poll | Public Polling Project | 1,247 | RV | — | Vance 36 · Rubio 15 | +21 | — | — | Release |
| May 24–27, 2026 | 2028 Republican primary | C Big Data Poll | Public Polling Project | 1,148 | LV | — | Vance 37 · Rubio 16 | +21 | — | — | Release |
| May 24–25, 2026 | 2028 Democratic primary | A+ Emerson College | — | 485 | LV | Nonprobability Panel/Text-to-Web | Buttigieg 18 · Newsom 16 | +2 | — | — | Release |
| May 24–25, 2026 | 2028 Republican primary | A+ Emerson College | — | 453 | LV | Nonprobability Panel/Text-to-Web | Vance 36 · Rubio 35 | +1 | — | — | Release |
| May 16–20, 2026 | 2028 Republican primaryNot averaged | — Overton Insights | — | — | RV | — | Rubio 42 · Vance 36 | +6 | — | — | Release |
| May 16–20, 2026 | 2028 Republican primary | — Overton Insights | — | — | RV | — | Vance 39 · Rubio 32 | +7 | — | — | Release |
| May 16–20, 2026 | 2028 Democratic primaryNot averaged | — Overton Insights | — | — | RV | — | Ocasio-Cortez 43 · Newsom 35 | +8 | — | — | Release |
| May 16–20, 2026 | 2028 Democratic primary | — Overton Insights | — | — | RV | — | Buttigieg 16 · Newsom 13 | +3 | — | — | Release |
| May 14–18, 2026 | 2028 Democratic primary | A Echelon Insights | — | 501 | LV | — | Harris 23 · Newsom 17 | +6 | — | — | Release |
| May 14–18, 2026 | 2028 Republican primary | A Echelon Insights | — | 418 | LV | — | Vance 36 · Rubio 17 | +19 | — | — | Release |
| May 12–18, 2026 | 2028 Republican primary | C− McLaughlin & Associates | — | 431 | LV | — | Vance 32 · Rubio 15 | +17 | — | — | Release |
| May 12–18, 2026 | 2028 Democratic primary | C− McLaughlin & Associates | — | 459 | LV | — | Harris 28 · Newsom 16 | +12 | — | — | Release |
| May 15–18, 2026 | 2028 Republican primaryNot averaged | C+ J.L. Partners | DailyMail.com | 496 | LV | — | Vance 58 · Rubio 30 | +27 | — | — | Release |
| May 15–18, 2026 | 2028 Republican primary | C+ J.L. Partners | DailyMail.com | 496 | LV | — | Vance 47 · Rubio 18 | +29 | — | — | Release |
| Apr 28–May 17, 2026 | 2028 Democratic primary | — Lord Ashcroft Polls | — | — | A | — | Harris 23 · Newsom 11 | +12 | — | — | Release |
| Apr 28–May 17, 2026 | 2028 Republican primary | — Lord Ashcroft Polls | — | — | A | — | Vance 17 · Jr. 11 | +6 | — | — | Release |
| May 6–11, 2026 | 2028 Democratic primary | B+ Lake Research Partners | FairVote | 800 | LV | — | Harris 25 · Newsom 17 | +8 | — | — | Release |
| May 4–7, 2026 | 2028 Democratic primary | A AtlasIntel | — | — | A | — | Ocasio-Cortez 26 · Buttigieg 22 | +4 | — | — | Release |
| May 4–7, 2026 | 2028 Republican primary | A AtlasIntel | — | — | A | — | Rubio 45 · Vance 30 | +16 | — | — | Release |
| May 1–5, 2026 | 2028 Democratic primaryNot averaged | — Focaldata | Financial Times | 1,430 | A | — | Harris 39 · Newsom 16 | +23 | — | — | Release |
| May 1–5, 2026 | 2028 Democratic primary | — Focaldata | Financial Times | 1,339 | LV | — | Harris 38 · Newsom 16 | +22 | — | — | Release |
| May 1–5, 2026 | 2028 Republican primaryNot averaged | — Focaldata | Financial Times | 1,352 | A | — | Vance 40 · Jr. 15 | +25 | — | — | Release |
| May 1–5, 2026 | 2028 Republican primary | — Focaldata | Financial Times | 1,291 | LV | — | Vance 40 · Jr. 15 | +25 | — | — | Release |
| Apr 23–26, 2026 | 2028 Democratic primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Harris 50 · Newsom 22 | +28 | — | — | Release |
| Apr 23–26, 2026 | 2028 Republican primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Vance 48 · Jr. 18 | +30 | — | — | Release |
| Apr 21–23, 2026 | 2028 Democratic primary | — Verasight | — | 864 | A | — | Harris 22 · Newsom 15 | +7 | — | — | Release |
| Apr 21–23, 2026 | 2028 Republican primary | — Verasight | — | 802 | A | — | Vance 37 · Rubio 16 | +21 | — | — | Release |
| Apr 17–20, 2026 | 2028 Democratic primary | A Echelon Insights | — | 525 | LV | Nonprobability Panel | Harris 22 · Newsom 21 | +1 | — | — | Release |
| Apr 17–20, 2026 | 2028 Republican primary | A Echelon Insights | — | 409 | LV | Nonprobability Panel | Vance 42 · Rubio 14 | +28 | — | — | Release |
| Apr 8–15, 2026 | 2028 Democratic primary | C− McLaughlin & Associates | — | 457 | LV | — | Harris 29 · Newsom 15 | +14 | — | — | Release |
| Apr 8–15, 2026 | 2028 Republican primary | C− McLaughlin & Associates | — | 422 | LV | — | Vance 35 · Jr. 15 | +20 | — | — | Release |
| Apr 8–13, 2026 | 2028 Democratic primary | B YouGov | — | 968 | A | Nonprobability Panel | Harris 24 · Newsom 12 | +12 | — | — | Release |
| Apr 8–13, 2026 | 2028 Republican primary | B YouGov | — | 825 | A | Nonprobability Panel | Vance 36 · Jr. 13 | +23 | — | — | Release |
| Mar 25–26, 2026 | 2028 Democratic primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Harris 41 · Newsom 26 | +15 | — | — | Release |
| Mar 25–26, 2026 | 2028 Republican primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Vance 42 · Jr. 20 | +22 | — | — | Release |
| Mar 9–23, 2026 | 2028 Democratic primary | — Yale University Institution for Social and Policy Studies | — | 1,756 | RV | — | Harris 20 · Newsom 19 | +1 | — | — | Release |
| Mar 9–23, 2026 | 2028 Republican primaryNot averaged | — Yale University Institution for Social and Policy Studies | — | 1,223 | RV | — | Trump 47 · Vance 18 | +30 | — | — | Release |
| Mar 9–23, 2026 | 2028 Republican primary | — Yale University Institution for Social and Policy Studies | — | 1,224 | RV | — | Vance 43 · Rubio 16 | +26 | — | — | Release |
Showing 101–150 of 326
Adjusted: after house-effect and population corrections. vs result: margin minus the certified or unofficial result. Latest poll in the database ended Nov 2, 2026. Source: each poll’s own release, as cited by the poll list it was compiled from (The New York Times for Senate, governor and House races; Wikipedia for other offices)