| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 2004 | MO | D | Secretary of State | District SOS | Primary | 1 | 707,028 | 100.0% | |
| 2004 | MO | D | Secretary of State | District SOS | General | 1 | 1,367,783 | 51.1% | |
| 2008 | MO | D | Secretary of State | District SOS | Primary | 1 | 327,299 | 100.0% | |
| 2008 | MO | D | Secretary of State | District SOS | General | 1 | 1,749,152 | 61.8% | |
| 2010 | MO | D | U.S. Senate Class 3 | Primary | 1 | 266,349 | 83.9% | ||
| 2010 | MO | D | U.S. Senate Class 3 | General | 2 | 789,736 | 40.6% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |