| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1974 | TX | D | U.S. House | District 21 | Primary | 1 | 32,877 | 40.1% | |
| 1974 | TX | D | U.S. House | District 21 | Primary Runoff | 2 | 27,515 | 48.4% | |
| 1978 | TX | D | U.S. House | District 21 | Primary | 1 | 49,172 | 51.9% | |
| 1978 | TX | D | U.S. House | District 21 | General | 2 | 63,501 | 43.0% | |
|
Age: Age as of July 1 of the year pertaining to this election. |