Sean Casten

DemocratDistrict D+3119th CongressOn the ballot 2026

Typical swing score49#161 of 433 representatives across tracked bills

Contact Sean Casten’s office

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

Call office 202-225-4561 Contact via website

Washington, D.C. office

2440 Rayburn House Office Building Washington DC 20515-1306

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 · 3 signals

Strong
Backs 9 Republican-led tracked billsSponsor or active cosponsor of 9 of the 865 tracked bills that were introduced by Republicans: H.R. 452, H.R. 909, H.R. 1262, H.R. 1329, H.R. 2294 and 4 more.
Medium
On the ballot Nov 3, 2026 in a competitive district (D+3)Term ends Jan 3, 2027; next general election Nov 3, 2026. IL-6 has a partisan lean of D+3. Members facing voters in a seat near even or leaning against their party have a reason to show independence.
Weak
Competitive district: IL-6 is D+3IL-6 has a partisan lean of D+3 (25% 2020 / 75% 2024 presidential two-party vote vs. the nation). That is within 5 points of even.

Keeps them with Democrats · 2 signals

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: 7.8 years

Committees

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

House Committee on Financial Services
Minority · 14th in seniority
- Subcommittee on National Security, Illicit Finance, and International Financial Institutions
- Subcommittee on Capital Markets
- Subcommittee on Financial Institutions
Joint Economic Committee
Minority · 9th in seniority

Voting ideology

first dimension, from Voteview

D median

R median

Casten

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

Their score of -0.625 is 0.23 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 51–100 of 858 tracked bills, best swing first

Swing score for Sean Casten on each tracked bill
Bill	Their role	Swing score ·
H.R. 5784AI–WISE ActSummary on Congress.gov	No position yetNow in the Senate	64 Broke with party on 11% of 21 similar votes	Middle
H.R. 8881SBA Artificial Intelligence Utilization Act of 2026Summary on Congress.gov