99chambers
Still countingUnofficial results

Massachusetts House of Representatives: 9th Norfolk District

Massachusetts House of Representatives · Massachusetts

Marcus Vaughn leads Tom Melville by 4.7 points with 100% of the expected vote counted. The race has not been called.

Marcus VaughnRepublican · leading · incumbent
52.4%11,252
Tom MelvilleDemocrat
47.6%10,241
100% of the expected vote counted · 21,493 votes

Source: civicAPI unofficial results and race callsUpdated Nov 6, 2026, 12:39 AM ET

Where the race moved

Against the 2024 presidential vote

The seat's recent races

EvenR+1.72022 HouseR+14.82024 HouseD+12.72024 Pres.R+4.72026 House

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)

Money in this race

Each line compares the two campaigns on one scale.

Tom MelvilleMarcus Vaughn
$110.6K
Raised by the campaign
$74K
$72.2K
Spent by the campaign
$49.5K
$19.9K
Cash on hand
$41.7K

Campaign money: Massachusetts Office of Campaign and Political Finance, through Oct 26, 2026; Massachusetts Office of Campaign and Political Finance, through Oct 29, 2026.

Source: Massachusetts Office of Campaign and Political Finance campaign filingsUpdated Oct 26, 2026

Pre-election forecast (final, Nov 3)

Our model's last run before Election Day, Nov 3, 2026. It no longer updates.

Tom Melville
90%
Marcus Vaughn
10%
Projected margin
D+10.5
How the forecast works →

The candidates

Marcus Vaughn (R)
Incumbent, Massachusetts House of Representatives, first elected 2022Tom Melville (D)