| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1992 | WA | D | State House | District 03A | General | 1 | 24,556 | 64.5% | |
| 1994 | WA | D | State House | District 03A | General | 1 | 19,802 | 64.6% | |
| 1996 | WA | D | State Senate | District 003 | General | 1 | 18,520 | 55.3% | |
| 2000 | WA | D | State Senate | District 003 | General | 1 | 26,266 | 100.0% | |
| 2004 | WA | D | State Senate | District 003 | General | 1 | 25,930 | 62.4% | |
| 2008 | WA | D | State Senate | District 003 | General | 1 | 30,893 | 74.5% | |
| 2018 | WA | D | U.S. House | District 05 | Open Primary | 2 | 91,738 | 45.4% | |
| 2018 | WA | D | U.S. House | District 05 | General | 2 | 144,925 | 45.2% | |
|
Age: Age as of July 1 of the year pertaining to this election. |