D +21.7 across 3 nonpartisan polls of this matchup
Latest poll per pollster from the last 180 days, equal weight, current top-two matchup only. Not a forecast — state polls are sparse and carry wider error than national averages.
2026 · U.S. SenateThe Baseline average
Ed Markey vs. John Deaton
Massachusetts · General election, November 3, 2026
Every poll counted
Recent nonpartisan polls
| Pollster | Field date | Sample | Result |
|---|---|---|---|
| University of New Hampshire ↗ | Aug 24, 2026 | 881 likely voters | Ed Markey 49% · John Deaton 30% · Joe Tache 7% |
| University of Massachusetts Department of Political Science/YouGov ↗ | Aug 12, 2026 | 800 registered voters | Ed Markey 51% · John Deaton 30% |
| Suffolk University ↗ | Jun 12, 2026 | 500 registered voters | Ed Markey 55% · John Deaton 30% |
Polling data via VoteHub Polling API, licensed CC BY 4.0. The Baseline computes the displayed average; VoteHub does not endorse it. Partisan and campaign-internal polls are excluded.