Massachusetts District 6

MA-06 • 2026 Election
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Primary

Democratic Primary

Held September 1, 2026.

CandidateVotes%
Dan Koh 14,772 43.2%
Tram T. Nguyen 9,096 26.6%
John A. Beccia, III 4,743 13.9%
Jamie Belsito 3,117 9.1%
Bethany Andres-Beck 1,269 3.7%
Mariah L. Lancaster 1,220 3.6%
28% reporting

Republican Primary

Held September 1, 2026.

CandidateVotes%
Micah Quinney Jones 9,443 100.0%
28% reporting

Full calendar and every race: Massachusetts primary guide

Race Overview

Incumbent
OPEN (Seth Moulton)
Party
Democrat
Current Rating
Safe D expert avg
Open Seat
Yes
Cook PVI
D+12

Race Ratings

Expert Consensus Rating

Safe D

Individual forecaster ratings will be updated as they become available.

Candidates

Micah Q. Jones Nominee

Republican
Total Raised: $448,868
Cash on Hand: $188,918

Beth Andres-Beck

Democrat
Total Raised: $367,392
Cash on Hand: $14,428

Daniel Arrigg Koh

Democrat
Total Raised: $4,716,543
Cash on Hand: $1,994,307
Jamie Marie Zahlaway Belsito

Jamie Marie Zahlaway Belsito

Democrat
Total Raised: $309,082
Cash on Hand: $48,351

John Beccia

Democrat
Total Raised: $4,513,050
Cash on Hand: $750,426

Mariah Lancaster

Democrat
Total Raised: $348,466
Cash on Hand: $55,671

Tram Nguyen

Democrat
Total Raised: $894,451
Cash on Hand: $189,011

Average reflects all polls from the last 30 days; table shows the most recent 30 days or the newest 3 polls, whichever is more. How accurate is each pollster? →

No polls in the last 90 days.

Questions About This Race

Is the 2026 MA-06 House race competitive?

No — the expert consensus rates it Safe D for Democrats.

When is the 2026 MA-06 House race decided?

Election Day is Tuesday, November 3, 2026.

How is the PollingSource average calculated?

The PollingSource average is the unweighted mean of every scientific public poll of the race from the last 30 days — we do not exclude pollsters. Each race page lists the individual polls behind the average with pollster, field dates, sample size, and margin of error. Full details: pollingsource.com/methodology.

Race News

No news coverage yet for this race.