| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 2004 | IL | D | U.S. House | District 15 | Primary | 1 | 21,323 | 73.8% | |
| 2004 | IL | D | U.S. House | District 15 | General | 2 | 113,625 | 38.9% | |
| 2006 | IL | D | U.S. House | District 15 | Primary | 1 | 17,571 | 100.0% | |
| 2006 | IL | D | U.S. House | District 15 | General | 2 | 86,025 | 42.4% | |
| 2010 | IL | D | U.S. House | District 15 | Primary | 1 | 21,617 | 100.0% | |
| 2010 | IL | D | U.S. House | District 15 | General | 2 | 75,948 | 35.7% | |
| 2012 | IL | D | U.S. House | District 13 | Primary | 1 | 15,536 | 50.3% | |
| 2012 | IL | D | U.S. House | District 13 | General | 2 | 136,032 | 46.2% | |
| 2018 | IL | D | U.S. House | District 13 | Primary | 3 | 7,757 | 14.4% | |
|
Age: Age as of July 1 of the year pertaining to this election. |