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U.S. Representative · Illinois 6th District
Sean Casten
DemocratDistrict D+3119th CongressOn the ballot 2026
Typical swing score34#246 of 433 representatives across tracked bills
Contact Sean Casten’s office
Official D.C. office details from the congress-legislators datasetWashington, D.C. office2440 Rayburn House Office Building Washington DC 20515-1306
Model
Directional: count only breaks toward the other partyWhy do scores change?v3default (selected)v2 model swing-v2
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
- StrongBacks 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.
- MediumOn 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.
- WeakCompetitive 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 datasetOn 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 ServicesMinority · 14th in seniority
- Subcommittee on National Security, Illicit Finance, and International Financial Institutions
- Subcommittee on Capital Markets
- Subcommittee on Financial Institutions
- Joint Economic CommitteeMinority · 9th in seniority
Voting ideology
first dimension, from VoteviewD 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 Congress0House Democratic average: 1 (n=210)
Swing score by bill
swing-v3, directional · a bill marks a member as committed to itShowing 1–50 of 858 tracked bills, best swing first
| Bill | Their role | Swing score · | |
|---|---|---|---|
| H.R. 1764Aligning SEC Regulations for the World Bank’s International Development Association ActSummary on Congress.gov | No position yetNow in the Senate | 49
| Middle |
| H.R. 3357Enhancing Multi-Class Share Disclosures Act |