Skip to main content
GWGovwatch
CongressBillsCommitteesPresidentMoneyPulseMisconductElectionsMap
Donate

Weekly accountability digest

One email a week with new votes, moving bills, and misconduct updates. No spam.

GW

Govwatch. Public data about Congress, in one place, in plain English.

Built with public data. Not affiliated with the U.S. government.

Explore

  • Officials
  • Legislation
  • Committees
  • Congress Pulse
  • Trending Topics
  • Bipartisan Leaderboard
  • Weekly Digest
  • Misconduct
  • Predictions

Learn

  • How Congress Works
  • How a Bill Becomes Law
  • Campaign Finance 101
  • Glossary

Tools

  • My Representatives
  • Compare Members
  • Bill Watchlist
  • Search
  • District Map
  • Follow the Money
  • Watch Live

Site

  • About
  • Contact
  • Corrections
  • Privacy Policy
  • Terms of Service

Data Sources

Congress.gov API v3
Bills, members, votes
GovInfo API
Floor speeches, reports, bill text
Federal Election Commission (FEC)
Campaign finance
VoteView (UCLA)
Ideology scores (DW-NOMINATE)
GovTrack.us
Misconduct data (CC0)
U.S. Census Bureau
District demographics
Support This Project

This site is free. Donations help cover hosting, API fees, and keeping the data fresh.

All data is sourced from official government APIs and public records. This site is for informational purposes only.

© 2026 Govwatch

Katherine M. Clark

Katherine M. Clark

DDemocratMA-5 · Representative
66
/ 100
Above Average
Attendance100
Avg: 96
Independence1
Avg: 4
Bipartisan Tone28
Avg: 16
Ethics Record100
Avg: 99
Transparency100
Avg: 57

Accountability Score — composite of attendance, independence, bipartisan tone, ethics record & transparency.

Methodology
OverviewStatementsBillsFinanceVotesElections
6
Wins
0
Losses
6
Races

2024

House · MA-5
Won
DKatherine M. ClarkWinner
286,689 votes98.2%
O
5,201 votes1.8%
Margin of victory: +68.1%

In the 2024 House race for MA-5, Katherine M. Clark (D) won with 98.2% of the vote, defeating (O) who received 30.1%. A third candidate also appeared on the ballot. Katherine M. Clark's 68.1-point advantage over the runner-up confirmed a comfortable win.

As the incumbent, Katherine M. Clark benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. The 2024 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket. The wide margin suggests this district is firmly in the Democrat column for the foreseeable future.

2022

House · MA-5
Won
DKatherine M. ClarkWinner
203,994 votes74.0%
RCaroline Colarusso
71,491 votes25.9%
O
186 votes0.1%
Margin of victory: +48.1%

In the 2022 House race for MA-5, Katherine M. Clark (D) won with 74.0% of the vote, defeating Caroline Colarusso (R) who received 25.9%. 2 additional candidates split the remaining vote. Katherine M. Clark's 48.1-point advantage over the runner-up confirmed a comfortable win.

As the incumbent, Katherine M. Clark benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. As a Democrat, Katherine M. Clark won despite the historical midterm penalty against the president's party (Democrat Biden was in office). The wide margin suggests this district is firmly in the Democrat column for the foreseeable future.

2020

House · MA-5
Won
DKatherine M. ClarkWinner
294,427 votes74.3%
RCaroline Colarusso
101,351 votes25.6%
O
405 votes0.1%
Margin of victory: +48.7%

In the 2020 House race for MA-5, Katherine M. Clark (D) won with 74.3% of the vote, defeating Caroline Colarusso (R) who received 25.6%. 2 additional candidates split the remaining vote. Katherine M. Clark's 48.7-point advantage over the runner-up confirmed a comfortable win.

This was an open-seat race. Open seats typically attract stronger candidates and heavier spending from both parties. The 2020 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket. The wide margin suggests this district is firmly in the Democrat column for the foreseeable future.

2018

House · MA-05
Won
DKatherine M. ClarkWinner
236,243 votes75.9%
RJohn Hugo
74,856 votes24.0%

In the 2018 House race for MA-05, Katherine M. Clark (D) defeated John Hugo (R) 75.9% to 24.0%. Katherine M. Clark received 236,243 votes compared to 74,856 for John Hugo, a dominant 51.8-point margin reflecting a safely partisan district.

As the incumbent, Katherine M. Clark benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. As a Democrat, Katherine M. Clark benefited from the historical midterm penalty against the president's party — with a Republican in the White House, the opposition typically gains seats.

2016

House · MA-05
Won
DKatherine M. ClarkWinner
285,606 votes74.1%
OBlank Vote
95,648 votes24.8%
OOther
4,201 votes1.1%

In the 2016 House race for MA-05, Katherine M. Clark (D) won with 74.1% of the vote, defeating Blank Vote (O) who received 24.8%. A third candidate also appeared on the ballot. Katherine M. Clark's 49.3-point advantage over the runner-up confirmed a comfortable win.

As the incumbent, Katherine M. Clark benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. The 2016 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket.

2014

House · MA-05
Won
DKatherine M. ClarkWinner
182,100 votes71.0%
OBlank Vote
71,226 votes27.8%
OOther
3,159 votes1.2%

In the 2014 House race for MA-05, Katherine M. Clark (D) won with 71.0% of the vote, defeating Blank Vote (O) who received 27.8%. A third candidate also appeared on the ballot. Katherine M. Clark's 43.2-point advantage over the runner-up confirmed a comfortable win.

This was an open-seat race with no incumbent running — Edward J. Markey (D) previously held the seat. Open seats typically attract stronger candidates and heavier spending from both parties. As a Democrat, Katherine M. Clark won despite the historical midterm penalty against the president's party (Democrat Obama was in office).