27 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 49508 | Grand Rapids | 41,924 |
| 49504 | Grand Rapids | 40,402 |
| 49341 | Rockford | 39,680 |
| 49507 | Grand Rapids | 39,389 |
| 49503 | Grand Rapids | 37,874 |
| 49548 | Grand Rapids | 35,119 |
| 49506 | Grand Rapids | 35,025 |
| 49546 | Grand Rapids | 33,429 |
| 49505 | Grand Rapids | 32,224 |
| 49418 | Grandville | 30,907 |
| 49525 | Grand Rapids | 30,627 |
| 49519 | Wyoming | 28,308 |
| 49509 | Wyoming | 28,133 |
| 49315 | Byron Center | 26,123 |
| 49316 | Caledonia | 26,060 |
| 49301 | Ada | 20,492 |
| 49319 | Cedar Springs | 18,725 |
| 49512 | Grand Rapids | 18,662 |
| 49331 | Lowell | 17,419 |
| 49321 | Comstock Park | 15,759 |
| 49345 | Sparta | 13,189 |
| 49306 | Belmont | 10,806 |
| 49544 | Grand Rapids | 9,918 |
| 49302 | Alto | 9,657 |
| 49330 | Kent City | 5,619 |
| 49343 | Sand Lake | 5,445 |
| 49326 | Gowen | 4,126 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 27 ZCTAs in Kent County, Michigan (US Census).