| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 2002 | DE | D | Insurance Commissioner | Primary | 1 | 18,436 | 58.0% | ||
| 2004 | DE | D | Insurance Commissioner | General | 1 | 182,758 | 52.8% | ||
| 2008 | DE | D | Lt. Governor | General | 1 | 236,744 | 61.3% | ||
| 2012 | DE | D | Lt. Governor | General | 1 | 238,959 | 61.6% | ||
| 2014 | DE | D | Attorney General | General | 1 | 121,410 | 52.8% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |