| 10/28/2018 | MassINC | 0.87 | —(R+4.6) | 502 | ±4.4 | unknown | 🟡3 scored polls🟡2751d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2751d old Poll was fielded 2751 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 54.0 · Geoff Diehl 32.0 · Shiva Ayyadurai 6.0 | pollarch |
| 10/28/2018 | Suffolk University | 1.44 | neutral(D+0.1) | 500 | ±4.4 | unknown | 🟡2751d old🔵bias D+0.1pt+1- 🟡
2751d old Poll was fielded 2751 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🔵
bias D+0.1pt Across 15 historical scored polls the average error vs. actual margin is D+0.1pt. - 🔵
tracks editorial consensus Across 55 historical paired polls, this pollster's D-margins track the rater consensus (Cook / Sabato / IE / 538 / DDHQ etc.) with high correlation (r ≥ 0.85) and small mean delta (|Δ| ≤ 2pt). Their results align with conventional wisdom.
| Elizabeth Warren 56.0 · Geoff Diehl 34.0 · Shiva Ayyadurai 4.0 | pollarch |
| 10/27/2018 | Western New England University | 1.00 | — | 402 | ±5.0 | LV | 🟡no scored polls🟡2752d old+1- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
2752d old Poll was fielded 2752 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls.
| Elizabeth Warren 57.0 · Geoff Diehl 27.0 · Shiva Ayyadurai 7.0 | pollarch |
| 10/7/2018 | UMass Lowell | 1.00 | — | 485 | ±5.6 | LV | 🟡no scored polls🟡2772d old+1- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
2772d old Poll was fielded 2772 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - ⚪
likely-voter screen Likely-voter screen — pollster filters respondents by reported turnout intent. Generally tighter for predicting elections than registered- or adult-population polls.
| Elizabeth Warren 56.0 · Geoff Diehl 31.0 · Shiva Ayyadurai 8.0 | pollarch |
| 9/21/2018 | MassINC | 0.87 | —(R+4.6) | 506 | ±4.4 | unknown | 🟡3 scored polls🟡2788d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2788d old Poll was fielded 2788 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 56.0 · Geoff Diehl 30.0 · Shiva Ayyadurai 5.0 | pollarch |
| 9/17/2018 | Suffolk University | 1.44 | neutral(D+0.1) | 500 | ±4.4 | unknown | 🟡2792d old🔵bias D+0.1pt+1- 🟡
2792d old Poll was fielded 2792 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🔵
bias D+0.1pt Across 15 historical scored polls the average error vs. actual margin is D+0.1pt. - 🔵
tracks editorial consensus Across 55 historical paired polls, this pollster's D-margins track the rater consensus (Cook / Sabato / IE / 538 / DDHQ etc.) with high correlation (r ≥ 0.85) and small mean delta (|Δ| ≤ 2pt). Their results align with conventional wisdom.
| Elizabeth Warren 54.0 · Geoff Diehl 24.0 · Shiva Ayyadurai 6.0 | pollarch |
| 6/12/2018 | Suffolk University | 1.44 | neutral(D+0.1) | 500 | ±4.4 | unknown | 🟡2889d old🔵bias D+0.1pt+1- 🟡
2889d old Poll was fielded 2889 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🔵
bias D+0.1pt Across 15 historical scored polls the average error vs. actual margin is D+0.1pt. - 🔵
tracks editorial consensus Across 55 historical paired polls, this pollster's D-margins track the rater consensus (Cook / Sabato / IE / 538 / DDHQ etc.) with high correlation (r ≥ 0.85) and small mean delta (|Δ| ≤ 2pt). Their results align with conventional wisdom.
| Elizabeth Warren 55.0 · Geoff Diehl 33.0 | pollarch |
| 6/12/2018 | Suffolk University | 1.44 | neutral(D+0.1) | 500 | ±4.4 | unknown | 🟡2889d old🔵bias D+0.1pt+1- 🟡
2889d old Poll was fielded 2889 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🔵
bias D+0.1pt Across 15 historical scored polls the average error vs. actual margin is D+0.1pt. - 🔵
tracks editorial consensus Across 55 historical paired polls, this pollster's D-margins track the rater consensus (Cook / Sabato / IE / 538 / DDHQ etc.) with high correlation (r ≥ 0.85) and small mean delta (|Δ| ≤ 2pt). Their results align with conventional wisdom.
| Elizabeth Warren 56.0 · Beth Lindstrom 31.0 | pollarch |
| 6/12/2018 | Suffolk University | 1.44 | neutral(D+0.1) | 500 | ±4.4 | unknown | 🟡2889d old🔵bias D+0.1pt+1- 🟡
2889d old Poll was fielded 2889 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🔵
bias D+0.1pt Across 15 historical scored polls the average error vs. actual margin is D+0.1pt. - 🔵
tracks editorial consensus Across 55 historical paired polls, this pollster's D-margins track the rater consensus (Cook / Sabato / IE / 538 / DDHQ etc.) with high correlation (r ≥ 0.85) and small mean delta (|Δ| ≤ 2pt). Their results align with conventional wisdom.
| Elizabeth Warren 54.0 · John Kingston 30.0 | pollarch |
| 5/26/2018 | MassINC | 0.87 | —(R+4.6) | 501 | ±4.4 | unknown | 🟡3 scored polls🟡2906d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2906d old Poll was fielded 2906 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 54.0 · Geoff Diehl 19.0 · Shiva Ayyadurai 8.0 | pollarch |
| 5/26/2018 | MassINC | 0.87 | —(R+4.6) | 501 | ±4.4 | unknown | 🟡3 scored polls🟡2906d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2906d old Poll was fielded 2906 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 55.0 · Beth Lindstrom 19.0 · Shiva Ayyadurai 7.0 | pollarch |
| 5/26/2018 | MassINC | 0.87 | —(R+4.6) | 501 | ±4.4 | unknown | 🟡3 scored polls🟡2906d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2906d old Poll was fielded 2906 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 56.0 · John Kingston 19.0 · Shiva Ayyadurai 8.0 | pollarch |
| 3/18/2018 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡2975d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2975d old Poll was fielded 2975 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 55.0 · Geoff Diehl 20.0 · Shiva Ayyadurai 9.0 | pollarch |
| 3/18/2018 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡2975d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2975d old Poll was fielded 2975 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 53.0 · Beth Lindstrom 19.0 · Shiva Ayyadurai 9.0 | pollarch |
| 3/18/2018 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡2975d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
2975d old Poll was fielded 2975 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 53.0 · John Kingston 19.0 · Shiva Ayyadurai 7.0 | pollarch |
| 11/12/2017 | MassINC | 0.87 | —(R+4.6) | 503 | ±4.4 | unknown | 🟡3 scored polls🟡3101d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
3101d old Poll was fielded 3101 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 58.0 · Geoff Diehl 32.0 | pollarch |
| 11/12/2017 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡3101d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
3101d old Poll was fielded 3101 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 56.0 · Beth Lindstrom 33.0 | pollarch |
| 11/12/2017 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡3101d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
3101d old Poll was fielded 3101 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 57.0 · John Kingston 33.0 | pollarch |
| 11/12/2017 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡3101d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
3101d old Poll was fielded 3101 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 58.0 · Shiva Ayyadurai 27.0 | pollarch |
| 6/22/2017 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡3244d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
3244d old Poll was fielded 3244 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 60.0 · Geoff Diehl 29.0 | pollarch |
| 6/22/2017 | MassINC | 0.87 | —(R+4.6) | 504 | ±4.4 | unknown | 🟡3 scored polls🟡3244d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
3244d old Poll was fielded 3244 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 61.0 · Shiva Ayyadurai 25.0 | pollarch |
| 10/26/2016 | Suffolk University | 1.44 | neutral(D+0.1) | 500 | ±4.4 | unknown | 🟡3483d old🔵bias D+0.1pt+1- 🟡
3483d old Poll was fielded 3483 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average. - 🔵
bias D+0.1pt Across 15 historical scored polls the average error vs. actual margin is D+0.1pt. - 🔵
tracks editorial consensus Across 55 historical paired polls, this pollster's D-margins track the rater consensus (Cook / Sabato / IE / 538 / DDHQ etc.) with high correlation (r ≥ 0.85) and small mean delta (|Δ| ≤ 2pt). Their results align with conventional wisdom.
| Elizabeth Warren 58.0 · Curt Schilling 24.0 | pollarch |
| 9/20/2016 | UMass Amherst | 1.00 | — | 450 | ±4.1 | unknown | 🟡no scored polls🟡3519d old- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
3519d old Poll was fielded 3519 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average.
| Elizabeth Warren 40.0 · Karyn Polito 36.0 | pollarch |
| 9/20/2016 | UMass Amherst | 1.00 | — | 450 | ±4.1 | unknown | 🟡no scored polls🟡3519d old- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
3519d old Poll was fielded 3519 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average.
| Elizabeth Warren 47.0 · Curt Schilling 28.0 | pollarch |
| 9/20/2016 | UMass Amherst | 1.00 | — | 450 | ±4.1 | unknown | 🟡no scored polls🟡3519d old- 🟡
no scored polls Pollster has no historical polls with a known outcome in our database, so accuracy and bias cannot be measured. - 🟡
3519d old Poll was fielded 3519 days ago. Older polls reflect an earlier state of the race and are weighted down in the rolling average.
| Elizabeth Warren 40.0 · William Weld 37.0 | pollarch |
| 9/10/2016 | MassINC | 0.87 | —(R+4.6) | 506 | ±4.4 | unknown | 🟡3 scored polls🟡3529d old+1- 🟡
3 scored polls Pollster has only 3 historical polls with a known outcome to score against — too few for stable accuracy estimates. - 🟡
3529d old Poll was fielded 3529 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 14 historical paired polls exceeds 8pt — this pollster's results swing widely relative to where the editors place the same races.
| Elizabeth Warren 54.0 · Curt Schilling 29.0 | pollarch |