New Cassel, NY ZIP Codes
One ZIP code serves New Cassel, New York: 11590. Together they are home to 47,599 residents in 15,255 households. That is more than the 14,551 people counted inside New Cassel Census-designated place, because these ZIP codes reach past its boundary.
New Cassel Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 14,551 |
| Households | 3,437 |
| Median household income | $155,443 |
| Median home value | $509,100 |
| Median age | 33.7 |
| Median rent | $2,134 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 47,599 |
| Households (sum of ZIP codes) | 15,255 |
| Median household income, range across ZIP codes | $152,960 (11590) to $152,960 (11590) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $152,960 |
| Homeowners | 76.7% |
| Households with kids under 18 | 33.7% |
| Moved in the past year | 5.3% |
| Carrier routes in EDDM2GO's route library | 40 routes, 14,352 homes (1 of 1 ZIP codes) |
Every ZIP code in New Cassel
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 11590 | Westbury | 47,599 | 15,255 | $152,960 | $633,800 | 76.7% | 33.7% | 5.3% | 40 | 15,755 | 22% of its land |
A ZIP code is listed for New Cassel when at least 10% of its land lies inside the New Cassel Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New Cassel. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside New Cassel.
Counties
- Nassau County — 70 ZIP codes
Nearby cities sharing these ZIP codes
Price a mailing to New Cassel ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in New Cassel, NY?
- 11590. A ZIP code is listed for New Cassel when at least 10% of its land lies inside the New Cassel Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New Cassel.
- What is the population of New Cassel, NY?
- The Census Bureau counts 14,551 residents inside New Cassel Census-designated place (ACS 2020–2024). The 1 ZIP code that serve New Cassel hold 47,599 residents in all.
- What is the median household income in New Cassel, NY?
- $155,443 inside New Cassel Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $152,960 to $152,960.
- How many carrier routes and mailboxes are in New Cassel, NY?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 40 carrier routes reaching 14,352 residential and 1,400 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.