Katherine M. Clark

DemocratDistrict D+24119th CongressOn the ballot 2026

Typical swing score25#356 of 433 representatives across tracked bills

Contact Katherine M. Clark’s office

Official D.C. office details from the congress-legislators dataset

Call office 202-225-2836 Contact via website

Washington, D.C. office

2368 Rayburn House Office Building Washington DC 20515-2105

Model

v3defaultv2

Directional: count only breaks toward the other party Why do scores change?

Signals to watch

What in this member’s district, record and ideology could move them, and in which direction. Their score is the same on every bill they haven’t committed to, so these are the things to watch.

Could pull them toward Republicans · 0 signals

No signals in this direction

None of our measures place this member closer to the Republicans than their party.

Keeps them with Democrats · 3 signals

Medium
Votes with House DemocratsNo ideology or scorecard measure places this member toward the Republicans: DW-NOMINATE -0.478 (party median -0.393; rank 171 of 212 by distance toward the Republicans); Heritage Action 0 (avg 1); LCV 100 (avg 96).
Medium
Safe Democratic district: MA-5 is D+24MA-5 has a partisan lean of D+24 (25% 2020 / 75% 2024 presidential two-party vote vs. the nation). Little electoral pressure to break with the party.
Weak
Backs only Democratic-led tracked billsSponsor or active cosponsor of 2 of the 865 tracked bills, all introduced by Democrats: H.R. 1993, H.R. 2550.

Term and election

From the congress-legislators dataset

On the ballot 2026

Current term: January 3, 2025 – January 3, 2027
Next election: November 3, 2026
Years in office: 12.8 years

Committees

Seats on a bill’s committee of referral add a in swing-v3

No committee assignments on record

Either this member holds no committee seats or the assignments have not been loaded yet.

Voting ideology

first dimension, from Voteview

D median

R median

Clark

← More liberal (−1)More conservative (+1) →

Their score of -0.478 is 0.08 to the left of the House Democratic median (-0.393).

Advocacy scorecards

Their rating vs. the House Democratic average

119th Congress0
House Democratic average: 1 (n=210)

Swing score by bill

swing-v3 · a bill marks a member as committed to it

Showing 101–150 of 858 tracked bills, best swing first

Swing score for Katherine M. Clark on each tracked bill
Bill	Their role	Swing score ·
H.R. 6556Failing Bank Acquisition Fairness ActSummary on Congress.gov	No position yetNow in the Senate	34 Broke with party on 6% of 38 similar votes	Middle
H.J.Res. 35Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "Waste Emissions Charge for Petroleum and Natural Gas Systems: Procedures for Facilitating Compliance, Including Netting and Exemptions".