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U.S. Representative · Illinois 1st District
Jonathan L. Jackson
DemocratDistrict D+18119th CongressOn the ballot 2026
Typical swing score36#234 of 433 representatives across tracked bills
Contact Jonathan L. Jackson’s office
Official D.C. office details from the congress-legislators datasetWashington, D.C. office1632 Longworth House Office Building Washington DC 20515-1301
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 · 1 signal
- StrongBacks 12 Republican-led tracked billsSponsor or active cosponsor of 12 of the 865 tracked bills that were introduced by Republicans: H.R. 309, H.R. 452, H.R. 842, H.R. 909, H.R. 979 and 7 more.
Keeps them with Democrats · 2 signals
- MediumVotes with House DemocratsNo ideology or scorecard measure places this member toward the Republicans: DW-NOMINATE -0.349 (party median -0.393; rank 81 of 212 by distance toward the Republicans); Heritage Action 0 (avg 1); LCV 100 (avg 96).
- MediumSafe Democratic district: IL-1 is D+18IL-1 has a partisan lean of D+18 (25% 2020 / 75% 2024 presidential two-party vote vs. the nation). Little electoral pressure to break with the party.
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
- 3.8 years
Committees
Seats on a bill’s committee of referral add a in swing-v3- House Committee on AgricultureMinority · 14th in seniority
- Subcommittee on Nutrition and Foreign Agriculture
- Subcommittee on Commodity Markets, Digital Assets, and Rural Development
- House Committee on Foreign AffairsMinority · 11th in seniority
- Subcommittee on Western Hemisphere
- Subcommittee on Africa
Voting ideology
first dimension, from VoteviewD median
R median
Jackson← More liberal (−1)More conservative (+1) →
Their score of -0.349 is 0.04 to the right 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. 6500Continuing Appropriations and Extensions Act, 2027Summary on Congress.gov | No position yet | 58
| Middle |
| H.R. 9770Continuing Appropriations Act, 2027 |