El Centro, California - Assembly, Senate & Congress Primary Election Results June 5, 2018:
| Assembly, Senate & Congress Primary Election Results June 5, 2018 | ||
| Candidate | Votes | % |
| California Assembly District 56 | ||
| Eduardo Garcia - Democrat | 19,921 | 59.20 |
| Jeff Gonzalez - Republican | 8,707 | 25.90 |
| Jonathan Reiss - Republican | 5,023 | 14.90 |
| California State Senate District 40 | ||
| Ben Hueso - Democrat | 57,142 | 59.90 |
| Luis R. Vargas - Republican | 38,320 | 40.10 |
| U.S. House of Representatives District 51 | ||
| Juan Vargas - Democrat | 39,748 | 63.90 |
| Louis A. Fuentes - Republican | 987 | 1.60 |
| Juan M. Hidalgo Jr. - Republican | 9,433 | 15.20 |
| John R. Renison Jr. - Republican | 8,870 | 14.30 |
| Juan Carlos "Charlie" Mercado - NPP | 1,959 | 3.10 |
| Kevin Mitchell - NPP | 1,197 | 1.90 |