Latest polls
Every eligible poll in every race covered, newest first. Excluded firms are listed separately with reasons. Polls on record as of October 31, 2026, 6:06 a.m. Pacific Daylight Time (13:06 UTC); adjusted averages from the nowcasts as of October 30, 2026, 5:55 p.m. Pacific Daylight Time (00:55 UTC).
Newest polls
All eligible polls in one complete HTML table, available without scripts. Filters require JavaScript; use the complete table if they cannot load.
Polls by 55 firms are not used and not listed here: firms that fabricated data, campaigns' own polling operations, and firms with no published poll of an election already decided, so no record to judge them by yet. The firms and why.
| Race | Dates | Pollster | Sample | Result | Margin | Checked |
|---|---|---|---|---|---|---|
| Massachusetts Governor | Oct 14–18, 2026 | Suffolk University for Boston Globe | 500 LV | Healey 59 (D) · Minogue 36 (R) | D+23 | Checked release |
| Massachusetts Senate | Oct 14–18, 2026 | Suffolk University for Boston Globe | 500 LV | Markey 60 (D) · Deaton 32 (R) · Tache 1 (SOCIALISM AND LIBERATION) | D+28 | Citation unreadable release |
| Massachusetts Governor | Oct 5–12, 2026 | UMass Amherst/YouGov for WCVB | 800 RV | Healey 56 (D) · Minogue 31 (R) | D+25 | Checked release |
| Massachusetts Senate | Oct 5–12, 2026 | UMass Amherst/YouGov for WCVB | 800 RV | Markey 56 (D) · Deaton 29 (R) · Tache 3 (SOCIALISM AND LIBERATION) | D+27 | Release found release |
| Massachusetts Governor | Sep 14–22, 2026 | MassINC for CommonWealth Beacon | 800 LV | Healey 54 (D) · Minogue 32 (R) · James 4 (I) | D+22 | Checked release |
| Massachusetts Senate | Sep 14–22, 2026 | MassINC for CommonWealth Beacon | 800 LV | Markey 54 (D) · Deaton 28 (R) · Ayyadurai 3 (I) · Tache 2 (SOCIALISM AND LIBERATION) | D+26 | Checked release |
| Massachusetts Governor | Sep 17–21, 2026 | University of New Hampshire | 564 LV | Healey 54 (D) · Minogue 38 (R) | D+16 | Checked release |
| Massachusetts Senate | Sep 17–21, 2026 | University of New Hampshire | 564 LV | Markey 53 (D) · Deaton 30 (R) · Tache 9 (SOCIALISM AND LIBERATION) | D+23 | Checked release |
| Massachusetts Governor | Aug 20–24, 2026 | University of New Hampshire | 881 LV | Healey 54 (D) · Minogue 30 (R) | D+24 | Checked release |
| Massachusetts Senate | Aug 20–24, 2026 | University of New Hampshire | 881 LV | Markey 49 (D) · Deaton 30 (R) · Tache 7 (SOCIALISM AND LIBERATION) | D+19 | Checked release |
| Massachusetts Governor | Aug 5–12, 2026 | UMass Amherst/YouGov | 800 RV | Healey 53 (D) · Minogue 33 (R) | D+20 | Checked |
| Massachusetts Senate | Aug 5–12, 2026 | UMass Amherst/YouGov | 800 RV | Markey 51 (D) · Deaton 30 (R) | D+21 | Checked |
| Massachusetts Governor | Jun 18–23, 2026 | University of New Hampshire | 623 LV | Healey 51 (D) · Minogue 32 (R) | D+19 | Checked |
| Massachusetts Senate | Jun 18–23, 2026 | University of New Hampshire | 623 LV | Markey 50 (D) · Deaton 34 (R) | D+16 | Checked |
| Massachusetts Governor | Jun 8–12, 2026 | Suffolk University | 500 RV | Healey 56 (D) · Minogue 31 (R) | D+25 | Checked release |
| Massachusetts Senate | Jun 8–12, 2026 | Suffolk University | 500 RV | Markey 55 (D) · Deaton 30 (R) | D+25 | Checked release |
| Massachusetts Governor | Apr 16–20, 2026 | University of New Hampshire | 599 LV | Healey 52 (D) · Minogue 32 (R) | D+20 | Checked |
| Massachusetts Senate | Apr 16–20, 2026 | University of New Hampshire | 603 LV | Markey 55 (D) · Deaton 32 (R) | D+23 | Checked |
| Massachusetts Governor | Feb 12–16, 2026 | University of New Hampshire | 620 LV | Healey 56 (D) · Minogue 27 (R) | D+29 | Checked |
| Massachusetts Senate | Feb 12–16, 2026 | University of New Hampshire | 620 LV | Markey 56 (D) · Deaton 27 (R) | D+29 | Checked |
| Massachusetts Senate | Jan 22–25, 2026 | Cygnalpartisan sponsor | 800 LV | Markey 54 (D) · Deaton 30 (R) | D+24 | Citation unreadable release |
| Massachusetts Senate | Nov 19–23, 2025 | Suffolk University | 500 RV | Markey 54 (D) · Deaton 31 (R) | D+23 | Checked release |
| Massachusetts Governor | Oct 21–29, 2025 | UMass Amherst/YouGov | 800 A | Healey 51 (D) · Minogue 26 (R) | D+25 | Checked |
| Massachusetts Senate | Feb 28–Mar 4, 2025 | SurveyUSA for Massachusetts Responsible Alliance partisan sponsor | 775 RV | Markey 45 (D) · Deaton 26 (R) | D+19 | Checked release |
Polling averages by race
Simple average: the plain mean margin of the race's polls in the 30 days before its newest one, between the two candidates the forecast is between (the Democrat and the Republican in most races; where an independent is the main challenger, the independent). Adjusted average: the nowcast's estimate of the race today -- polls weighted by recency and size, corrected for each pollster's measured lean. Where they differ, the difference is the adjustment. House district polls listed here are inputs to the House model's election-day forecast (each district's estimate is moved toward its own polls, corrected for the sponsor's measured lean); there is no House nowcast. A race the model withholds shows its polls and no adjusted average.
| Race | Polls | Latest | Simple average 30 days to the newest poll (n) | Adjusted average our nowcast | Forecast |
|---|---|---|---|---|---|
| Massachusetts Governor | 11 | Oct 18, 2026 | D+22 (4) | D+24 | Massachusetts Governor forecast |
| Massachusetts Senate | 13 | Oct 18, 2026 | D+26 (4) | D+26 | Massachusetts Senate forecast |