| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1988 | PA | D | State Senate | District 005 | General | 2 | 44,308 | 43.2% | |
| 1992 | PA | D | State Senate | District 005 | General | 2 | 44,362 | 45.9% | |
| 2000 | PA | D | State Senate | District 005 | General | 1 | 46,980 | 52.6% | |
| 2004 | PA | D | State Senate | District 005 | Primary | 1 | 16,451 | 100.0% | |
| 2004 | PA | D | State Senate | District 005 | General | 1 | 66,844 | 65.7% | |
| 2008 | PA | D | State Senate | District 005 | Primary | 1 | 38,358 | 100.0% | |
| 2008 | PA | D | State Senate | District 005 | General | 1 | 71,141 | 72.0% | |
| 2012 | PA | D | State Senate | District 005 | General | 1 | 65,587 | 71.6% | |
| 2014 | PA | D | Lt. Governor | Primary | 1 | 351,627 | 46.8% | ||
| 2014 | PA | D | Lt. Governor | General | 1 | 0 | 0.0% | ||
| 2018 | PA | D | Lt. Governor | Primary | 4 | 128,931 | 16.6% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |