U.S. Senate
DEd Markey
58.0%
average of 2 polls
RJohn Deaton
30.5%
average of 2 polls
Difference: 27.5 points
Photos: Ed Markey, U.S. House of Representatives, Public domain. Candidates without a freely licensed photo are shown by initials.
Plain average D+27.5, corrected D+27.1 (±5.0) · 2 pollsters, fieldwork through 2026-10-18
| Pollster | Fieldwork | Sample | Result | Margin | ± MOE |
|---|---|---|---|---|---|
| Suffolk University | 2026-10-14 to 2026-10-18 | 500 LV | Ed Markey (D) 60; John Deaton (R) 32; Other (OTH) 2; Undecided (UND) 6 | D+28.0 | 8.0 |
| UMass Amherst / YouGov for YouGov | 2026-10-05 to 2026-10-12 | 800 RV | Ed Markey (D) 56; John Deaton (R) 29; Other (OTH) 11; Undecided (UND) 4 | D+27.0 | 6.1 |