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Massachusetts U.S. Senate election, 2026

Ed Markey vs. John Deaton. Incumbent renominated.

VotePredictor forecast
Ed Markey favored
Safe D · predicted margin D+25.1
99%
chance to win

Poll-driven model · 3 matched polls. Full forecast history and methodology →

Republican

John Deaton

Major-party general-election nominee.

Other listed candidates

  • Shiva Ayyadurai · Independent
  • Joe Tache · Socialism and Liberation

Polls

PollsterDateMargin
MassINC Polling Group2026-09-22D+26.0
University of New Hampshire2026-09-21D+23.0
University of New Hampshire2026-08-24D+19.0

Other forecasts

Cook
Solid D
as of Oct 6, 2026
DDHQ
Safe D
as of Oct 13, 2026
Econ
Safe D
as of Oct 12, 2026
FPO
Safe D
as of Oct 13, 2026
Fox
Solid D
as of Oct 13, 2026
IE
Solid D
as of Oct 1, 2026
RCP
Solid D
as of Oct 12, 2026
Sabato
Safe D
as of Oct 14, 2026
Silver
Solid D
as of Oct 13, 2026
ST
Safe D
as of Oct 14, 2026

Published ratings are categorical, not probabilities, and remain independent of VotePredictor. Sources and update dates ↗

Past results

Every U.S. Senate election in Massachusetts we hold a result for. A state elects two senators on separate cycles, so this covers both of its seats, not only the one on the ballot in 2026.

Candidate news

Amazon’s Proposed Westborough Drone Hub Faces Strong Local Opposition

Massachusetts lawmakers are urging the Federal Aviation Administration and Amazon to conduct a site-specific environmental review before proceeding with a proposed drone delivery hub in Westborough, near Boston. Democratic Senators Ed Markey and Elizabeth War…

Biztoc.com · October 14, 2026
Six Flags tragedy in Georgia puts spotlight on the industry’s patchwork of safety standards

The horrific death of a man who was ejected from a Six Flags roller coaster in Georgia is drawing attention to the safety of amusement park rides that have become increasingly faster and steeper in their quest for the biggest thrill.Even so, deaths on roller …

Ap.org · October 14, 2026
Democrat Senator Ed Markey Goes Fishing For DEI Interns

Democratic Massachusetts Sen. Ed Markey went searching Tuesday for interns who are non-white, gay or part of another “underrepresented” group.

The Daily Caller · October 13, 2026
The FDA’s Overton Window Problem

You’re reading The TNR Blue Book. Get daily scoops, strategy, and developments inside the liberal ideas factory delivered right to your inbox. Sign up for free.Inside Washington The FDA’s Overton window problemOn Thursday, Republican Senator Susan Collins, a …

The New Republic · September 25, 2026
Centrists Won’t Tell You Where “Moderating” on Trans Rights Ends Up

If the Democrats lose the upcoming midterm elections, our path out of competitive authoritarianism gets a lot longer, or disappears altogether. The political winds are at the Democrats’ backs, but the structure of our electoral system cuts against them. It co…

The New Republic · September 23, 2026
New Poll Shows Ed Markey's Support Slipping in Deep Blue Massachusetts

Survey finds overwhelming desire for a new generation of leadership and significant opening for independent Republican challenger John Deaton BOSTON, Sept. 3, 2026 /PRNewswire/ -- As Massachusetts voters turn their attention to the November general election, …

PRNewswire · September 3, 2026
80-year-old establishment Democrat trounces 'moderate' challenger in Senate primary for Massachusetts

The establishment of the Democratic Party was able to easily fend off a "moderate" challenge in the party's primary for the U.S. Senate seat in Massachusetts.Incumbent Sen. Ed Markey (D-Mass.), who has been in either the House or the Senate for five decades, …

TheBlaze · September 2, 2026
Massachusetts Senate candidates trade sharp attacks in fiery debate as incumbent Markey skips event

Rep. Seth Moulton and Republican John Deaton clashed over Trump, immigration and Israel in a fiery Massachusetts Senate debate Tuesday night.

Fox News · June 17, 2026