| 4/20/2026 | University of New Hampshire | 1.00 | —(R+0.9) | 597 | ±4.0 | LV | 🟡high variance vs editorial consensus⚪✓ verified 5d ago+2- 🟡
high variance vs editorial consensus Stdev of (poll − rater consensus) across 50 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls. - 🔵
bias R+0.9pt Across 12 historical scored polls the average error vs. actual margin is R+0.9pt.
| Maura Healey 53.0 · Mike Kennealy 32.0 | pollarch |
| 4/20/2026 | University of New Hampshire | 1.00 | —(R+0.9) | 599 | ±4.0 | LV | 🟡high variance vs editorial consensus⚪✓ verified 5d ago+2- 🟡
high variance vs editorial consensus Stdev of (poll − rater consensus) across 50 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls. - 🔵
bias R+0.9pt Across 12 historical scored polls the average error vs. actual margin is R+0.9pt.
| Maura Healey 52.0 · Mike Minogue 32.0 | pollarch |
| 4/20/2026 | University of New Hampshire | 1.00 | —(R+0.9) | 603 | ±4.0 | LV | 🟡high variance vs editorial consensus⚪✓ verified 5d ago+2- 🟡
high variance vs editorial consensus Stdev of (poll − rater consensus) across 50 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls. - 🔵
bias R+0.9pt Across 12 historical scored polls the average error vs. actual margin is R+0.9pt.
| Maura Healey 51.0 · Brian Shortsleeve 29.0 | pollarch |
| 2/16/2026 | University of New Hampshire | 1.00 | —(R+0.9) | 620 | ±3.9 | LV | 🟡83d old🟡high variance vs editorial consensus+3- 🟡
83d old Poll was fielded 83 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🟡
high variance vs editorial consensus Stdev of (poll − rater consensus) across 50 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls. - 🔵
bias R+0.9pt Across 12 historical scored polls the average error vs. actual margin is R+0.9pt.
| Maura Healey 55.0 · Mike Kennealy 28.0 | pollarch |
| 2/16/2026 | University of New Hampshire | 1.00 | —(R+0.9) | 620 | ±3.9 | LV | 🟡83d old🟡high variance vs editorial consensus+3- 🟡
83d old Poll was fielded 83 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🟡
high variance vs editorial consensus Stdev of (poll − rater consensus) across 50 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls. - 🔵
bias R+0.9pt Across 12 historical scored polls the average error vs. actual margin is R+0.9pt.
| Maura Healey 56.0 · Mike Minogue 27.0 | pollarch |
| 2/16/2026 | University of New Hampshire | 1.00 | —(R+0.9) | 620 | ±3.9 | LV | 🟡83d old🟡high variance vs editorial consensus+3- 🟡
83d old Poll was fielded 83 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🟡
high variance vs editorial consensus Stdev of (poll − rater consensus) across 50 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls. - 🔵
bias R+0.9pt Across 12 historical scored polls the average error vs. actual margin is R+0.9pt.
| Maura Healey 58.0 · Brian Shortsleeve 28.0 | pollarch |
| 10/29/2025 | UMass Amherst/YouGov | 1.00 | — | 800 | ±4.1 | A | 🟡no scored polls🟡adult sample+2- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
193d old Poll was fielded 193 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched.
| Maura Healey 49.0 · Mike Kennealy 27.0 | pollarch |
| 10/29/2025 | UMass Amherst/YouGov | 1.00 | — | 800 | ±4.1 | A | 🟡no scored polls🟡adult sample+2- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
193d old Poll was fielded 193 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched.
| Maura Healey 51.0 · Mike Minogue 26.0 | pollarch |
| 10/29/2025 | UMass Amherst/YouGov | 1.00 | — | 800 | ±4.1 | A | 🟡no scored polls🟡adult sample+2- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
193d old Poll was fielded 193 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched.
| Maura Healey 48.0 · Brian Shortsleeve 27.0 | pollarch |
| 9/24/2025 | Advantage, Inc. | 1.00 | R | 750 | ±3.6 | LV | 🟠commissioned by R-aligned: Internal R-aligned🟡no scored polls+3- 🟠
commissioned by R-aligned: Internal R-aligned This poll was commissioned by a Republican-aligned committee, party, or PAC (Internal R-aligned). Such polls historically lean toward their sponsor. - 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
228d old Poll was fielded 228 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls.
| Maura Healey 45.0 · Mike Kennealy 34.0 | pollarch |
| 9/24/2025 | Advantage, Inc. | 1.00 | R | 750 | ±3.6 | LV | 🟠commissioned by R-aligned: Internal R-aligned🟡no scored polls+3- 🟠
commissioned by R-aligned: Internal R-aligned This poll was commissioned by a Republican-aligned committee, party, or PAC (Internal R-aligned). Such polls historically lean toward their sponsor. - 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
228d old Poll was fielded 228 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls.
| Maura Healey 46.0 · Brian Shortsleeve 31.0 | pollarch |
| 2/20/2025 | UMass Amherst/YouGov | 1.00 | — | 700 | ±4.8 | A | 🟠flagged on verification🟡no scored polls+2- 🟠
flagged on verification Automated verification flagged this poll: results sum to 55.0% (expected ~100; n=2 cands, floor=70). Either the scrape misread the source table or the source itself looks unusual. Cross-check the citation URL before relying on this row. - 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
444d old Poll was fielded 444 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average.
| Maura Healey 40.0 · Mike Kennealy 15.0 | pollarch |
| 2/20/2025 | UMass Amherst/YouGov | 1.00 | — | 700 | ±4.8 | A | 🟠flagged on verification🟡no scored polls+2- 🟠
flagged on verification Automated verification flagged this poll: results sum to 56.0% (expected ~100; n=2 cands, floor=70). Either the scrape misread the source table or the source itself looks unusual. Cross-check the citation URL before relying on this row. - 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
444d old Poll was fielded 444 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average.
| Maura Healey 44.0 · Brian Shortsleeve 12.0 | pollarch |
| 2/20/2025 | UMass Amherst/YouGov | 1.00 | — | 700 | ±4.8 | A | 🟠flagged on verification🟡no scored polls+2- 🟠
flagged on verification Automated verification flagged this poll: results sum to 55.0% (expected ~100; n=2 cands, floor=70). Either the scrape misread the source table or the source itself looks unusual. Cross-check the citation URL before relying on this row. - 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
444d old Poll was fielded 444 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average.
| Maura Healey 41.0 · Peter Durant 14.0 | pollarch |
| 2/20/2025 | UMass Amherst/YouGov | 1.00 | — | 700 | ±4.8 | A | 🟠flagged on verification🟡no scored polls+2- 🟠
flagged on verification Automated verification flagged this poll: results sum to 58.0% (expected ~100; n=2 cands, floor=70). Either the scrape misread the source table or the source itself looks unusual. Cross-check the citation URL before relying on this row. - 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
444d old Poll was fielded 444 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average.
| Maura Healey 44.0 · Lewis Evangelidis 14.0 | pollarch |
| 2/20/2025 | UMass Amherst/YouGov | 1.00 | — | 700 | ±4.8 | A | 🟡no scored polls🟡adult sample+2- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
adult sample Adult-population sample (no voter screen) — useful for general public opinion but not directly comparable to LV polls for predicting elections. - 🟡
444d old Poll was fielded 444 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
✓ verified 5d ago auto-checked on 5/4/2026. Deterministic checks confirmed bounds + structure (percentages in [0,100], totals plausibly close to 100%, dates ordered). Source page itself was not re-fetched.
| Maura Healey 45.0 · John Deaton 25.0 | pollarch |
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