55 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 12401 | Kingston | 35,058 |
| 12589 | Wallkill | 19,639 |
| 12477 | Saugerties | 18,789 |
| 12561 | New Paltz | 18,531 |
| 12528 | Highland | 13,818 |
| 12566 | Pine Bush | 11,718 |
| 12428 | Ellenville | 6,972 |
| 12542 | Marlboro | 5,859 |
| 12446 | Kerhonkson | 5,232 |
| 12498 | Woodstock | 4,530 |
| 12404 | Accord | 4,046 |
| 12487 | Ulster Park | 3,829 |
| 12443 | Hurley | 3,601 |
| 12484 | Stone Ridge | 3,271 |
| 12458 | Napanoch | 3,195 |
| 12449 | Lake Katrine | 2,916 |
| 12547 | Milton | 2,808 |
| 12491 | West Hurley | 2,017 |
| 12466 | Port Ewen | 1,947 |
| 12486 | Tillson | 1,737 |
| 12525 | Gardiner | 1,710 |
| 12740 | Grahamsville | 1,683 |
| 12440 | High Falls | 1,577 |
| 12515 | Clintondale | 1,483 |
| 12461 | Olivebridge | 1,426 |
| 12481 | Shokan | 1,359 |
| 12457 | Mount Tremper | 1,171 |
| 12472 | Rosendale | 1,118 |
| 12419 | Cottekill | 1,115 |
| 12464 | Phoenicia | 1,071 |
| 12548 | Modena | 1,039 |
| 12417 | Connelly | 984 |
| 12409 | Bearsville | 877 |
| 12494 | West Shokan | 876 |
| 12456 | Mount Marion | 666 |
| 12432 | Glasco | 654 |
| 12406 | Arkville | 609 |
| 12412 | Boiceville | 603 |
| 12475 | Ruby | 569 |
| 12433 | Glenford | 525 |
| 12420 | Cragsmoor | 435 |
| 12410 | Big Indian | 379 |
| 12493 | West Park | 343 |
| 12465 | Pine Hill | 329 |
| 12725 | Claryville | 318 |
| 12411 | Bloomington | 288 |
| 12471 | Rifton | 274 |
| 12495 | Willow | 229 |
| 12453 | Malden On Hudson | 212 |
| 12435 | Greenfield Park | 181 |
| 12429 | Esopus | 168 |
| 12448 | Lake Hill | 163 |
| 12416 | Chichester | 129 |
| 12489 | Wawarsing | 114 |
| 12490 | West Camp | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 55 ZCTAs in Ulster County, New York (US Census).