| District ID | 4th District |
| Representative | Mike Thompson |
| Party Affiliation | Democrat |
| Partisan Voting Index (PVI) | R+10 |
| 95937 |
| 95776 |
| 95698 |
| 95697 |
| 95695 |
| 95694 |
| 95691 |
| 95690 |
| 95688 |
| 95687 |
| 95679 |
| 95653 |
| 95645 |
| 95637 |
| 95627 |
| 95620 |
| 95618 |
| 95616 |
| 95612 |
| 95607 |
| 95606 |
| 95485 |
| 95476 |
| 95469 |
| 95467 |
| 95464 |
| 95461 |
| 95458 |
| 95457 |
| 95453 |
| 95452 |
| 95451 |
| 95443 |
| 95442 |
| 95426 |
| 95423 |
| 95422 |
| 95409 |
| 95407 |
| 95405 |
| 95404 |
| 95403 |
| 95401 |
| 94954 |
| 94952 |
| 94951 |
| 94931 |
| 94928 |
| 94599 |
| 94585 |
| 94576 |
| 94574 |
| 94571 |
| 94567 |
| 94559 |
| 94558 |
| 94515 |
| 94512 |
| 94508 |
| 94503 |