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Member brief · 119th Congress

Rep. Katherine M. Clark

D · Democrat · U.S. Representative, Massachusetts 5th District1

In Congress
Since 2013 · 12 years
 Election held
Nov 3, 2026
 Committee leadership
None

CommitteesNot available — no committee assignments on file

Participation2

100 / 100

Chamber median 98
674 of 674 roll calls

Party unity2

99 / 100

Chamber median 98
on 470 party-line votes

Cross-party agreement2

11 / 100

Chamber median 12
on 526 contested votes

Ideology score3

−0.48

Chamber median +0.19
−1 left · +1 right

Notable votes and votes by issue

In the full brief: five notable recent votes chosen by a fixed rule (most recent breaks with party first), each with the member’s vote, the party’s position and a source, plus how often Clark votes with the party on each issue.

Full briefs are part of Oathstar Pro. Team plans add alignment with your own scorecard and your PAC’s giving.

Money and lobbying

In the full brief: how many of Clark’s PACs belong to organizations that lobbied on bills Clark voted on or cosponsored, with the dollars beside the chamber median; the top bills; campaign totals and the top PACs.

Full briefs are part of Oathstar Pro.

Votes most like4

D Pablo José Hernández PR-AL 100% of 70
D Hakeem S. Jeffries NY-8 100% of 525
D Pete Aguilar CA-33 99% of 523

Share of roll calls both voted on where they voted the same way.

2026 race

Nov 3, 2026 · Election held · Not yet called5

Election held Nov 3 · Not yet called

Ballot not yet checked

Data as of Nov 7, 2026 · votes through Sep 16, 2026 · Method: https://oathstar.com/methodology · Live profile: https://oathstar.com/people/katherine-m-clark

  1. 1. Member record and terms: congress.gov; unitedstates/congress-legislators, retrieved 2026-11-07. www.congress.gov/people/C001101
  2. 2. Participation, party unity, cross-party agreement, votes by issue: Oathstar from Voteview roll calls, 119th Congress, retrieved 2026-11-07. voteview.com/person/21375
  3. 3. Ideology: DW-NOMINATE first dimension, Voteview, 119th Congress. voteview.com/person/21375
  1. 4. Votes most like: Oathstar from Voteview roll calls, 119th Congress. voteview.com/data
  2. 5. Candidates: FEC filings, 2026 MA-5 race, retrieved 2026-11-07. www.fec.gov/data/elections/house/MA/05/2026/

Prepared with Oathstar · oathstar.com

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