Pollster · 95 of 1769
MassINC Polling Group
Polls scored
6
Mean error
3.8 pt
Signed bias
D+2.04
Aggregation weight
1.00
Composite quality score
0–100 · weighted of 5 measured components55
of 100 · tier · moderate
Moderate quality. Worth checking individual signals before relying on this pollster's headline.
Pollster vs editorial consensus
alignedAcross 7 graded races, MassINC Polling Group's released topline differed from the median editorial-rater consensus by an average of -1.3pp. That's well-aligned with the consensus — useful as a sanity check, less useful as a contrarian signal.
Mean delta
-1.3pp
Median delta
-3.0pp
Std-dev
7.0pp
N graded
7
Recent activity
Total all time
28
Last 30d
0
Last 90d
0
Last 180d
0
Recent polls
- 10/31/2024Massachusetts · Senate · 2026Ed Markey 34.0 · Charlie Baker 40.0
- 10/31/2024Massachusetts · Senate · 2024Elizabeth Warren 55.0 · John Deaton 33.0
- 9/17/2024Connecticut · Senate · 2024Chris Murphy 51.0 · Matthew Corey 35.0
- 9/17/2024Massachusetts · Senate · 2024Elizabeth Warren 56.0 · John Deaton 35.0
- 9/17/2024Pennsylvania · Senate · 2024Bob Casey Jr. 49.0 · Dave McCormick 42.0
- 9/17/2024Rhode Island · Senate · 2024Sheldon Whitehouse 52.0 · Patricia Morgan 37.0
- 9/17/2024Wisconsin · Senate · 2024Tammy Baldwin 52.0 · Eric Hovde 44.0
- 10/13/2022Massachusetts · Governor · 2022Geoff Diehl 23.0 · Maura Healey 53.0
- 10/8/2022Massachusetts · Governor · 2022Maura Healey 53.0 · Geoff Diehl 23.0
- 10/26/2020President · 2020Joe Biden 62.0 · Donald Trump 28.0