Tyler MacAllister is the Republican nominee for Massachusetts's 9th congressional district in 2026, challenging Democratic incumbent Bill Keating in the district covering Cape Cod, the South Shore and New Bedford.
2026 Races & Market Forecast
Live TruthIndex™ and prediction market consensus for races contested by Tyler MacAllister.
Biography & Campaign Analysis
2026 race
Tyler MacAllister is the Republican nominee in the 2026 election for Massachusetts's 9th congressional district, which encompasses Cape Cod and the South Shore and extends westward into New Bedford and surrounding suburbs. He won the Republican primary with 40,104 votes, or 99.3% of the vote.
The seat is held by Democrat Bill Keating, an incumbent U.S. representative who was re-elected with 56.2% of the vote in 2024. Keating secured renomination in the Democratic primary against Craig Swallow, co-leader of Indivisible South Coast New England.
MacAllister and Keating meet in the general election on November 3, 2026.