2018Final results
2018 election for Massachusetts's 6th District
U.S. House · Massachusetts
Seth Moulton (D) won with 65.2% of the vote, defeating Joseph S. Schneider (R) by 33.8 points.
Seth MoultonDemocrat · winner
65.2%217,703
Joseph S. SchneiderRepublican
31.4%104,798
Mary Jean CharbonneauIndependent
3.4%11,309
333,975 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Seth MoultonJoseph S. Schneider
$2.4M
Raised by the campaign
$263.8K
$2.7M
Spent by the campaign
$263.8K
$758K
Cash on hand
$0
Other candidates' campaigns: Mary Jean Charbonneau $383.
Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018
The candidates
Seth Moulton (D)Joseph S. Schneider (R)
Also on the ballot: Mary Jean Charbonneau (Independent), 3.4%