VotePredictor
← all House races

Massachusetts District 9 election, 2026

Bill Keating vs. Tyler MacAllister.

VotePredictor forecast
Bill Keating favored
Safe D · predicted margin D+14.5
98%
chance to win
2024 presidential lean
D+12.8
2026 national environment
D+6.3
Model uncertainty
±6.9 points

Fundamentals model using district presidential lean, incumbency and the national environment. It is not a poll average.

Republican

Tyler MacAllister

Major-party general-election nominee.

Polls

No district-level 2026 general-election poll is currently in VotePredictor's verified polling feed for MA-9. The forecast above uses fundamentals only.

Other forecasts

We have not yet ingested a district rating from these independent forecasters for MA-9; links go to their current national House ratings. Missing is shown as missing—not converted into a probability.

Past results

Every election in Massachusetts's 9th district we hold a result for. District numbers are reused across redistricting, so older rows may cover different ground than the seat does today.

YearWinnerMargin

Candidate news

Candidate field source: 2026 House election roster ↗

Nearby in the directory: MA-8 · MD-1