| Zip Code | City | Population ↓ |
|---|---|---|
| 33411 | West Palm Beach | 73,919 |
| 33463 | Lake Worth | 65,766 |
| 33414 | Wellington | 58,842 |
| 33458 | Jupiter | 56,799 |
| 33467 | Lake Worth | 55,101 |
| 33415 | West Palm Beach | 51,874 |
| 33461 | Lake Worth | 48,575 |
| 33436 | Boynton Beach | 47,606 |
| 33428 | Boca Raton | 45,694 |
| 33433 | Boca Raton | 45,580 |
| 33418 | Palm Beach Gardens | 42,997 |
| 33437 | Boynton Beach | 38,178 |
| 33435 | Boynton Beach | 37,533 |
| 33460 | Lake Worth Beach | 36,578 |
| 33410 | Palm Beach Gardens | 36,277 |
| 33417 | West Palm Beach | 35,555 |
| 33409 | West Palm Beach | 33,372 |
| 33407 | West Palm Beach | 32,904 |
| 33462 | Lake Worth | 32,232 |
| 33401 | West Palm Beach | 31,625 |
| 33445 | Delray Beach | 31,283 |
| 33470 | Loxahatchee | 31,165 |
| 33404 | West Palm Beach | 31,034 |
| 33446 | Delray Beach | 27,774 |
| 33484 | Delray Beach | 26,262 |
| 33406 | West Palm Beach | 26,093 |
| 33426 | Boynton Beach | 23,781 |
| 33444 | Delray Beach | 23,569 |
| 33496 | Boca Raton | 23,549 |
| 33486 | Boca Raton | 22,991 |
| 33431 | Boca Raton | 22,488 |
| 33487 | Boca Raton | 21,504 |
| 33432 | Boca Raton | 21,270 |
| 33434 | Boca Raton | 21,214 |
| 33430 | Belle Glade | 20,503 |
| 33405 | West Palm Beach | 20,377 |
| 33472 | Boynton Beach | 18,881 |
| 33408 | North Palm Beach | 18,839 |
| 33413 | West Palm Beach | 18,125 |
| 33498 | Boca Raton | 16,866 |
| 33412 | West Palm Beach | 15,001 |
| 33478 | Jupiter | 14,845 |
| 33403 | West Palm Beach | 13,698 |
| 33483 | Delray Beach | 12,639 |
| 33477 | Jupiter | 11,524 |
| 33473 | Boynton Beach | 11,107 |
| 33480 | Palm Beach | 10,853 |
| 33449 | Lake Worth | 9,301 |
| 33476 | Pahokee | 6,999 |
| 33493 | South Bay | 5,035 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 50 ZCTAs in Palm Beach County, Florida (US Census).