| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 2014 | TX | D | Commissioner of Agriculture | Primary | 1 | 190,090 | 38.7% | ||
| 2014 | TX | D | Commissioner of Agriculture | Primary Runoff | 1 | 105,887 | 53.7% | ||
| 2014 | TX | D | Commissioner of Agriculture | General | 2 | 1,697,227 | 36.8% | ||
| 2018 | TX | R | Commissioner of Agriculture | Primary | 2 | 310,431 | 22.9% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |