2013Final resultsSpecial election
2013 special election for Massachusetts's 5th District
U.S. House · Massachusetts
Katherine Clark (D) won with 65.8% of the vote, defeating Frank Addivinola (R) by 34.2 points.
Katherine ClarkDemocrat · winner
65.8%40,303
Frank AddivinolaRepublican
31.5%19,328
James AulentiIndependent
1.6%996
James HallIndependent
0.7%452
61,296 votes
Source: Federal Election CommissionUpdated Oct 3, 2026, 3:20 AM ET
The seat over time
D − R margin in this seat's races around 2013
Races before and after
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
No DemocratFrank Addivinola
—
Raised by the campaign
$148.1K
—
Spent by the campaign
$61.3K
—
Cash on hand
$103.3K
Campaign money: FEC, through Dec 31, 2014.
Source: FEC campaign filingsUpdated Dec 31, 2014
The candidates
Katherine Clark (D)Frank Addivinola (R)
Also on the ballot: James Aulenti (Independent), 1.6%; James Hall (Independent), 0.7%