Nantucket County, MA ZIP Codes
3 ZIP codes cover all or part of Nantucket County, Massachusetts: 02554, 02564 and 02584. The Census Bureau counts 14,483 residents in the county, with a median household income of $139,688 and a median home value of $1,593,800. Its largest communities include Nantucket, Madaket and Siasconset.
Nantucket County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 14,483 |
| Households | 5,252 |
| Median household income | $139,688 |
| Median home value | $1,593,800 |
| Median age | 42.4 |
| Median rent | $2,213 |
All 3 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 14,483 |
| Households (sum of ZIP codes) | 5,252 |
| Median household income, range across ZIP codes | $140,938 (02554) to $140,938 (02554) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $140,938 |
| Homeowners | 71.8% |
| Households with kids under 18 | 38.6% |
| Moved in the past year | 6.0% |
| Carrier routes in EDDM2GO's route library | 10 routes, 6,628 homes (1 of 3 ZIP codes) |
Every ZIP code in Nantucket County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 02554 | Nantucket | 14,212 | 5,127 | $140,938 | $1,595,700 | 71.2% | 39.5% | 6.0% | 10 | 7,218 | 100% of its land |
| 02564 | Siasconset | 255 | 109 | — | $1,652,200 | 93.6% | 0.0% | 6.3% | — | — | 100% of its land |
| 02584 | Nantucket | 16 | 16 | — | — | 100.0% | 0.0% | 0.0% | — | — | 100% of its land |
A ZIP code is listed for Nantucket County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Nantucket — 10,017 residents · 2 ZIP codes
- Madaket — 377 residents · 1 ZIP code
- Siasconset — 204 residents · 1 ZIP code
Price a mailing to Nantucket County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Nantucket County, MA?
- 02554, 02564 and 02584. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Nantucket County?
- 14,483 residents in 5,252 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Nantucket County?
- $139,688 for the county as a whole. Its ZIP codes range from $140,938 (02554) to $140,938 (02554).
- How many carrier routes and mailboxes are in Nantucket County?
- For the 1 of 3 ZIP codes in EDDM2GO's stored route library: 10 carrier routes reaching 6,628 residential and 590 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.