| District ID | 28th District |
| Representative | Judy Chu |
| Party Affiliation | Democrat |
| Partisan Voting Index (PVI) | D+23 |
| 93563 |
| 93553 |
| 93552 |
| 93550 |
| 93543 |
| 92407 |
| 92397 |
| 92371 |
| 92358 |
| 91803 |
| 91801 |
| 91786 |
| 91784 |
| 91780 |
| 91776 |
| 91775 |
| 91770 |
| 91759 |
| 91755 |
| 91754 |
| 91750 |
| 91741 |
| 91739 |
| 91737 |
| 91730 |
| 91711 |
| 91702 |
| 91701 |
| 91214 |
| 91129 |
| 91108 |
| 91107 |
| 91106 |
| 91105 |
| 91104 |
| 91103 |
| 91101 |
| 91042 |
| 91030 |
| 91024 |
| 91020 |
| 91016 |
| 91011 |
| 91007 |
| 91006 |
| 91001 |