1980Final results
1980 election for Massachusetts's 6th District
U.S. House · Massachusetts
Nicholas Mavroules (D) won with 50.8% of the vote, defeating Thomas H. Trimarco (R) by 3.7 points.
Nicholas MavroulesDemocrat · winner
50.8%111,393
Thomas H. TrimarcoRepublican
47.1%103,192
Donald BatchelderOther party
1.5%3,290
Nelson F. GonzalezSocialist Workers
0.6%1,304
219,257 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1980
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Nicholas MavroulesThomas H. Trimarco
$351.6K
Raised by the campaign
$260K
$355K
Spent by the campaign
$250.1K
$0
Cash on hand
$0
Campaign money: FEC, through Dec 31, 1980.
Source: FEC campaign filingsUpdated Dec 31, 1980
The candidates
Nicholas Mavroules (D)Thomas H. Trimarco (R)
Also on the ballot: Donald Batchelder (Other party), 1.5%; Nelson F. Gonzalez (Socialist Workers), 0.6%