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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 24–26, 2026 | 2028 Democratic primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Harris 34 · Newsom 20 | +14 | — | — | Release |
| Oct 24–26, 2026 | 2028 Republican primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Vance 40 · Jr. 21 | +19 | — | — | Release |
| Oct 23–25, 2026 | 2028 Republican primary | B+ Leger | — | 323 | RV | — | Vance 37 · Rubio 16 | +21 | — | — | Release |
| Oct 23–25, 2026 | 2028 Democratic primary | B+ Leger | — | 375 | RV | — | Harris 22 · Newsom 14 | +8 | — | — | Release |
| Oct 15–21, 2026 | 2028 Republican primary | B+ Clarity Campaign Labs | — | 413 | LV | Nonprobability Panel | Vance 40 · Jr. 17 | +23 | — | — | Release |
| Oct 15–19, 2026 | 2028 Democratic primary | A Echelon Insights | — | 522 | LV | — | Harris 19 · Newsom 14 | +5 | — | — | Release |
| Oct 15–19, 2026 | 2028 Republican primary | A Echelon Insights | — | 417 | LV | — | Vance 38 · Rubio 20 | +18 | — | — | Release |
| Oct 12–19, 2026 | 2028 Democratic primary | A The New York Times/Siena University | — | 1,170 | RV | Live Phone | Harris 12 · Newsom 9 | +3 | — | — | Release |
| Oct 12–19, 2026 | 2028 Republican primary | A The New York Times/Siena University | — | 850 | RV | Live Phone | Vance 33 · Rubio 24 | +9 | — | — | Release |
| Oct 5–7, 2026 | 2028 Democratic primary | A Noble Predictive Insights | Center Square | 1,171 | RV | Text-to-Web/Nonprobability Panel | Harris 29 · Newsom 14 | +15 | — | — | Release |
| Oct 5–7, 2026 | 2028 Republican primary | A Noble Predictive Insights | Center Square | 1,137 | RV | Text-to-Web/Nonprobability Panel | Vance 44 · Rubio 18 | +26 | — | — | Release |
| Oct 2–5, 2026 | 2028 Democratic primaryNot averaged | — Focaldata | Financial Times | 1,004 | A | — | Harris 32 · Newsom 13 | +19 | — | — | Release |
| Oct 2–5, 2026 | 2028 Republican primaryNot averaged | — Focaldata | Financial Times | 1,000 | A | — | Vance 39 · Rubio 21 | +18 | — | — | Release |
| Oct 2–5, 2026 | 2028 Democratic primary | — Focaldata | Financial Times | 778 | LV | — | Harris 30 · Newsom 15 | +15 | — | — | Release |
| Oct 2–5, 2026 | 2028 Republican primary | — Focaldata | Financial Times | 803 | LV | — | Vance 38 · Rubio 24 | +14 | — | — | Release |
| Oct 2–5, 2026 | 2028 Democratic primaryNot averaged | — Focaldata | Financial Times | 948 | RV | — | Harris 33 · Newsom 13 | +20 | — | — | Release |
| Oct 2–5, 2026 | 2028 Republican primaryNot averaged | — Focaldata | Financial Times | 962 | RV | — | Vance 37 · Rubio 21 | +16 | — | — | Release |
| Sep 26–28, 2026 | 2028 Democratic primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Harris 38 · Newsom 17 | +21 | — | — | Release |
| Sep 26–28, 2026 | 2028 Republican primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | Nonprobability Panel | Vance 39 · Jr. 24 | +15 | — | — | Release |
| Sep 16–22, 2026 | 2028 Republican primary | C− McLaughlin & Associates | — | 430 | LV | — | Vance 35 · Rubio 15 | +20 | — | — | Release |
| Sep 16–22, 2026 | 2028 Democratic primary | C− McLaughlin & Associates | — | 463 | LV | — | Harris 29 · Newsom 12 | +17 | — | — | Release |
| Sep 17–21, 2026 | 2028 Republican primary | A Echelon Insights | — | 424 | LV | — | Vance 38 · Rubio 20 | +18 | — | — | Release |
| Sep 17–21, 2026 | 2028 Democratic primary | A Echelon Insights | — | 491 | LV | — | Harris 24 · Newsom 14 | +10 | — | — | Release |
| Sep 11–16, 2026 | 2028 Republican primary | B+ Clarity Campaign Labs | — | 406 | LV | — | Vance 35 · Rubio 16 | +19 | — | — | Release |
| Sep 13–15, 2026 | 2028 Democratic primaryNot averaged | C Big Data Poll | Public Polling Project | 1,406 | RV | Live Phone/Text-to-Web/Text/Nonprobability Panel | Harris 26 · Newsom 16 | +11 | — | — | Release |
| Sep 13–15, 2026 | 2028 Democratic primary | C Big Data Poll | Public Polling Project | 1,329 | LV | Live Phone/Text-to-Web/Text/Nonprobability Panel | Harris 27 · Newsom 16 | +11 | — | — | Release |
| Sep 13–15, 2026 | 2028 Republican primaryNot averaged | C Big Data Poll | Public Polling Project | 1,203 | RV | Live Phone/Text-to-Web/Text/Nonprobability Panel | Vance 37 · Rubio 15 | +22 | — | — | Release |
| Sep 13–15, 2026 | 2028 Republican primary | C Big Data Poll | Public Polling Project | 1,110 | LV | Live Phone/Text-to-Web/Text/Nonprobability Panel | Vance 38 · Rubio 16 | +23 | — | — | Release |
| Sep 7–13, 2026 | 2028 Republican primaryNot averaged | — The Honest Poll | Veteran Action | 616 | RV | IVR/Text-to-Web/Nonprobability Panel | Vance 41 · Jr. 22 | +19 | — | — | Release |
| Sep 7–13, 2026 | 2028 Republican primary | — The Honest Poll | Veteran Action | 570 | LV | IVR/Text-to-Web/Nonprobability Panel | Vance 41 · Jr. 22 | +19 | — | — | Release |
| Sep 7–13, 2026 | 2028 Democratic primaryNot averaged | — The Honest Poll | Veteran Action | 698 | RV | IVR/Text-to-Web/Nonprobability Panel | Harris 32 · Newsom 20 | +12 | — | — | Release |
| Sep 7–13, 2026 | 2028 Democratic primary | — The Honest Poll | Veteran Action | 626 | LV | IVR/Text-to-Web/Nonprobability Panel | Harris 32 · Newsom 21 | +11 | — | — | Release |
| Sep 8–10, 2026 | 2028 Democratic primary | — Center for Strategic Politics | Liberal Currents | 683 | RV | Text-to-Web/Nonprobability Panel | Harris 25 · Newsom 15 | +10 | — | — | Release |
| Aug 28–Sep 2, 2026 | 2028 Democratic primaryNot averaged | — Focaldata | Financial Times | 824 | A | — | Harris 31 · Newsom 13 | +18 | — | — | Release |
| Aug 28–Sep 2, 2026 | 2028 Democratic primary | — Focaldata | Financial Times | 614 | LV | — | Harris 29 · Newsom 14 | +14 | — | — | Release |
| Aug 28–Sep 2, 2026 | 2028 Democratic primaryNot averaged | — Focaldata | Financial Times | 786 | RV | — | Harris 30 · Newsom 13 | +17 | — | — | Release |
| Aug 28–Sep 2, 2026 | 2028 Republican primaryNot averaged | — Focaldata | Financial Times | 865 | A | — | Vance 40 · Rubio 19 | +21 | — | — | Release |
| Aug 28–Sep 2, 2026 | 2028 Republican primary | — Focaldata | Financial Times | 662 | LV | — | Vance 43 · Rubio 21 | +22 | — | — | Release |
| Aug 28–Sep 2, 2026 | 2028 Republican primaryNot averaged | — Focaldata | Financial Times | 831 | RV | — | Vance 40 · Rubio 19 | +21 | — | — | Release |
| Aug 25–Sep 1, 2026 | 2028 Republican primary | B YouGov | Bowling Green State University Democracy and Public Policy Research Network | 499 | LV | Nonprobability Panel | Vance 44 · Rubio 21 | +23 | — | — | Release |
| Aug 25–Sep 1, 2026 | 2028 Democratic primary | B YouGov | Bowling Green State University Democracy and Public Policy Research Network | 566 | LV | Nonprobability Panel | Harris 17 · Buttigieg 16 | +1 | — | — | Release |
| Aug 29–30, 2026 | 2028 Democratic primary | C Morning Consult | — | 620 | RV | — | Harris 24 · Newsom 12 | +12 | — | — | Release |
| Aug 29–30, 2026 | 2028 Republican primaryNot averaged | C Morning Consult | — | 559 | RV | — | Vance 36 · Rubio 22 | +14 | — | — | Release |
| Aug 29–30, 2026 | 2028 Republican primary | C Morning Consult | — | 559 | RV | — | Vance 31 · Rubio 19 | +12 | — | — | Release |
| Aug 28–30, 2026 | 2028 Democratic primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | — | Harris 42 · Newsom 18 | +24 | — | — | Release |
| Aug 28–30, 2026 | 2028 Republican primary | D HarrisX/Harris Poll | Harvard CAPS | — | RV | — | Vance 44 · Rubio 21 | +23 | — | — | Release |
| Aug 26–28, 2026 | 2028 Democratic primary | — Quantus Insights | — | 515 | LV | Text | Buttigieg 26 · Ossoff 21 | +4 | — | — | Release |
| Aug 26–28, 2026 | 2028 Republican primary | — Quantus Insights | — | 473 | LV | Text | Vance 41 · Rubio 29 | +12 | — | — | Release |
| Aug 18–24, 2026 | 2028 Democratic primary | C− McLaughlin & Associates | — | 474 | LV | — | Harris 29 · Newsom 16 | +13 | — | — | Release |
| Aug 18–24, 2026 | 2028 Republican primary | C− McLaughlin & Associates | — | 433 | LV | — | Vance 32 · Jr. 19 | +13 | — | — | Release |
Showing 1–50 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)