State facts
- Population
- 12,719,141 (2025 estimate; 12,821,741 in the 2020 Census)
- Seats in the U.S. House
- 17
- State legislature
- Senate: 59 members, 4-year terms
- House of Representatives: 118 members, 2-year terms
- Governor’s term
- Four-year term, with no term limit.
Sources: U.S. Census Bureau, 2025 state population estimates; National Conference of State Legislatures. Checked October 19, 2026.
Who represents Illinois now
- Governor
- JB Pritzker · Democratic · since January 2019Seat on the Nov. 3 ballot
- U.S. senators
- Tammy Duckworth · Democratic · since 2017
- Richard J. Durbin · Democratic · since 1997Seat on the Nov. 3 ballot
- U.S. House members
- 17 seats · Democratic: 14, Republican: 3
Sources: National Governors Association (party and start date: Wikidata); congress-legislators (current members of Congress). Checked October 19, 2026.
Voting in Illinois
From the state election office’s own website. Each answer shows the official wording it comes from.
- Register online
Illinois residents can register to vote online.
Official wording: “Illinois' residents may register online, in person at the office of the election authority, at Driver's license facilities, with deputy registrars who are appointed in each jurisdiction, or via mail” — state election office, page read June 10, 2025
For anything not listed, and to check your registration, see Illinois’s election office: elections.il.gov
Federal18
- U.S. House, District 17 filed
- U.S. House, District 213 filed
- U.S. House, District 34 filed
- U.S. House, District 47 filed
- U.S. House, District 56 filed
- U.S. House, District 64 filed
- U.S. House, District 723 filed
- U.S. House, District 813 filed
- U.S. House, District 926 filed
- U.S. House, District 104 filed
- U.S. House, District 117 filed
- U.S. House, District 121 on ballot
- U.S. House, District 136 filed
- U.S. House, District 145 filed
- U.S. House, District 156 filed
- U.S. House, District 167 filed
- U.S. House, District 176 filed
- U.S. Senate2 on ballot
Statewide6
Federal candidate lists come from FEC filings. A candidate is marked “on the ballot” once their campaign files a pre-general report or the state’s official candidate list confirms it; others filed for 2026 but may have lost a primary or withdrawn.