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2020 Massachusetts U.S. House District 5 Election

Massachusetts · 2 candidates · See every 2020 U.S. House race

Who won the 2020 Massachusetts U.S. House District 5 Election?

Katherine M. Clark won the 2020 Massachusetts U.S. House District 5 Election. Katherine M. Clark received 294,427 popular votes (71.23%). The main challenger was Caroline Colarusso (24.52%).

See the full head-to-head between Clark and Colarusso

Clark +46.7 pts · won by 193,076 votes
Katherine M. ClarkDemocraticWINNER71.23%
294,427 votes
Caroline ColarussoRepublican24.52%
101,351 votes
Other candidates received the remaining 4.3% of the popular vote; only the leading candidates are individually recorded for this election.
Popular-vote totals for U.S. House elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.