Illinois
Illinois is one of 11 states in CSG’s Midwestern Legislative Conference. Our snapshot of Illinois includes information on the state’s three branches of government: key leaders in the executive branch, a partisan breakdown of the legislature, term limits, an overview of the judicial branch, and more.
Mitch Arvidson serves as CSG Midwest liaison for Illinois. Please contact Mitch with any questions you have or research assistance you need.
Snapshot (as of January 2025)
Executive Branch
| Governor | J.B. Pritzker |
| Lieutenant Governor | Juliana Stratton |
| Secretary of State | Alexi Giannoulias |
| Attorney General | Kwame Raoul |
| Treasurer | Mike Frerichs |
| Comptroller | Susana Mendoza |
Legislative Branch
| Senate | House |
|---|---|
| Seats: 59 | Seats: 118 |
| Democrat: 40 | Democrat: 78 |
| Republican: 19 | Republican: 40 |
| Average Constituency Size: 217,161 | Average Constituency Size: 108,580 |
| Length of Term: Four years | Length of Term: Two years |
Judicial Branch
| Highest Court | Supreme Court of Illinois |
| Chief Justice | Mary Jane Theis |
| Number of Justices | 7 |
| Method of Selection | Partisan election |
| Method of Retention | Retention election |
A partnership of The Council of State Governments' Midwestern Legislative Conference and the AAAS Center for Scientific Evidence in Public Issues, this webinar will feature insights from leading researchers on a critical issue for state policymakers — the impacts of technologies such as smart phones and generative AI on the well-being of young people.
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A partnership of The Council of State Governments, the CSG Midwestern Legislative Conference Health & Human Services Committee, and the AAAS Center for Scientific Evidence in Public Issues, this webinar gave state legislators and other policymakers the opportunity to hear from leading experts on youth mental health and suicide prevention. This learning opportunity gave participants information on how to translate evidence-based research into tangible strategies.
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This webinar gave state leaders a clear understanding of the fundamentals of farm succession planning and practical ways to reduce barriers that hinder generational transfers—helping ensure long-term stability in local agricultural economies.
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Hear about the Alliance for the Great Lakes new report on emerging water uses, such as data centers, agriculture,…
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