Electoral MeridianIndependent Election Research

Forecasts. Results. Evidence.

Massachusetts · U.S. House

Massachusetts 3rd District

Lori Trahan wins. Called.

68% counted
CandidateVotesShare
Lori Trahan D won 128,046 69.4%
Gary Grossi R 51,537 27.9%
Dennis Conlon I 5,049 2.7%
Total184,632

Last vote update Nov 5, 3:59 PM. Polls closed Nov 3, 6:00 PM.

By town

PlaceVotes Margin2024 president ShiftCounted
Lowell 21,472 D +53.5 D +24.1 D +29.4 95%
Chelmsford 16,755 D +43.0 D +24.2 D +18.9 95%
Marlborough 12,772 D +51.1 D +24.6 D +26.5 90%
Lawrence 12,226 D +59.1 D +17.5 D +41.6 100%
Westford 11,213 D +46.0 D +33.5 D +12.5 92%
Fitchburg 11,075 D +31.3 D +12.3 D +19.0 100%
Acton 10,222 D +64.1 D +60.1 D +4.0 92%
Concord 9,627 D +66.9 D +66.6 D +0.3 93%
Hudson 8,964 D +40.0 D +24.1 D +15.9 100%
Gardner 6,913 D +24.2 D +5.4 D +18.8 100%
Clinton 5,829 D +33.8 D +14.6 D +19.2 100%
Lunenburg 5,565 D +21.7 D +9.3 D +12.4 98%
Tyngsborough 5,437 D +23.0 D +2.6 D +20.4 95%
Littleton 5,274 D +46.8 D +36.2 D +10.7 97%
Pepperell 5,089 D +18.4 D +5.2 D +13.2 87%
Townsend 4,194 D +10.7 R +5.3 D +16.0 98%
Stow 4,017 D +52.7 D +49.2 D +3.4 97%
Westminster 3,954 D +11.9 — — 100%
Ayer 3,589 D +40.8 D +27.3 D +13.4 100%
Lancaster 3,322 D +20.3 D +12.8 D +7.5 100%
Harvard 3,273 D +57.5 D +53.5 D +4.0 95%
Ashburnham 2,983 D +15.5 D +4.5 D +11.0 98%
Shirley 2,781 D +27.5 D +13.9 D +13.7 96%
Boxborough 2,497 D +55.9 D +49.9 D +6.0 94%
Groton 2,122 D +46.8 D +37.3 D +9.5 36%

Shift is this race's margin minus the 2024 presidential margin in the same place. Places with votes that look copied or wildly out of line are flagged and left out of the race's overall shift.

Vote updates

TimeUpdateTotal votesMargin
+1,548 votes184,632D +42.6
+10,222 votes183,084D +42.9
+5,565 votes172,862D +41.6
+5,089 votes167,297D +42.3
+5,939 votes162,208D +43.0
+2,983 votes156,269D +41.3
+3,273 votes153,286D +41.8
+12,226 votes150,013D +41.5
+21,472 votes137,787D +39.9
+4,017 votes116,315D +37.4
+2,122 votes112,298D +36.9
+5,829 votes110,176D +36.7