30 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 95206 | Stockton | 68,031 |
| 95376 | Tracy | 55,038 |
| 95207 | Stockton | 52,877 |
| 95240 | Lodi | 50,245 |
| 95336 | Manteca | 49,145 |
| 95209 | Stockton | 46,756 |
| 95337 | Manteca | 44,192 |
| 95210 | Stockton | 42,654 |
| 95205 | Stockton | 40,128 |
| 95377 | Tracy | 35,001 |
| 95204 | Stockton | 30,406 |
| 95219 | Stockton | 30,165 |
| 95330 | Lathrop | 30,051 |
| 95212 | Stockton | 27,848 |
| 95242 | Lodi | 27,433 |
| 95215 | Stockton | 25,647 |
| 95366 | Ripon | 18,500 |
| 95203 | Stockton | 16,237 |
| 95304 | Tracy | 15,235 |
| 95320 | Escalon | 12,385 |
| 95220 | Acampo | 8,244 |
| 95202 | Stockton | 6,000 |
| 95231 | French Camp | 4,865 |
| 95236 | Linden | 4,518 |
| 95237 | Lockeford | 3,992 |
| 95258 | Woodbridge | 3,885 |
| 95211 | Stockton | 1,676 |
| 95686 | Thornton | 1,194 |
| 95227 | Clements | 1,180 |
| 95253 | Victor | 504 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 30 ZCTAs in San Joaquin County, California (US Census).