March 12, 2013
Special Election
Special Election to fill the vacancy created by the resignation of State Senator Juan Vargas (SD-40). Vargas resigned after being elected to Congress.
| SD-40 | |||
| Rafael Estrada | Write-in | Loss | |
| Craig Fiegener | Write-in | 0.1% | Loss |
| Hector Raul Gastelum | Republican | 21.6% | Loss |
| Xanthi Gionis | Republican | 14.9% | Loss |
| Ben Hueso | Democratic | 53% | Win |
| Anna Nevenic | Democratic | 10.4% | Loss |
