| Election Name: | 2016 Illinois House of Representatives election |
| Country: | Illinois |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2014 Illinois House of Representatives election |
| Previous Year: | 2014 |
| Next Election: | 2018 Illinois House of Representatives election |
| Next Year: | 2018 |
| Seats For Election: | All 118 seats in the Illinois House of Representatives |
| Majority Seats: | 60 |
| Leader1: | Michael Madigan |
| Party1: | Democratic Party (United States) |
| Leaders Seat1: | 22nd-Chicago |
| Last Election1: | 71 |
| Seats1: | 67 |
| Seat Change1: | 4 |
| Popular Vote1: | 2,604,236 |
| Percentage1: | 53.87% |
| Swing1: | 3.38% |
| Leader2: | Jim Durkin |
| Party2: | Republican Party (United States) |
| Leaders Seat2: | 82nd-Westchester |
| Last Election2: | 47 |
| Seats2: | 51 |
| Seat Change2: | 4 |
| Popular Vote2: | 2,222,482 |
| Percentage2: | 45.97% |
| Swing2: | 3.36% |
| Speaker | |
| Posttitle: | Speaker-Elect |
| Before Election: | Michael Madigan |
| Before Party: | Democratic Party (United States) |
| After Election: | Michael Madigan |
| After Party: | Democratic Party (United States) |
The 2016 Elections for the Illinois House of Representatives were conducted on Tuesday, November 8, 2016. State Representatives are elected for two-year terms, with the entire House of Representatives elected every two years. The Democratic party lost a net of four seats and thus its three-fifths supermajority in the chamber. Republicans picked up five seats in the 63rd (McHenry County), 71st (Sterling), 76th (LaSalle), 79th (Kankakee), and 117th (Marion) districts, whilst the Democrats won the previously Republican held 112th district (Edwardsville/Collinsville)
| Illinois State House Elections, 2016 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Party | Votes | Percentage | % Change | Seats before | Seats after | +/– | ||
| Democratic | 2,604,236 | 53.87% | 3.38% | 71 | 67 | 4 | ||
| Republican | 2,222,482 | 45.97% | 3.36% | 47 | 51 | 4 | ||
| Totals | 4,834,247 | 100.00% | — | 118 | 118 | — | ||
Source: Illinois State Board of Elections,[1] Ballotpedia[2] [3]