County · Massachusetts · United States
Nantucket County ZIP codes
3 ZIP codes · 2 cities · FIPS 25019
Key facts
- State
- Massachusetts (MA)
- FIPS code
- 25019
- Population
- 14,299
- Median household income
- $119,750
- Median age
- 40.8
- Land area
- 46.2 sq mi (119.6 km²)
- Population density
- 310 / sq mi
- Area codes
- 508, 774
Cities and ZIP codes in Nantucket County (2)
| City | ZIP codes |
|---|---|
| Nantucket | 02554, 02584 |
| Siasconset | 02564 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.