Barnstable County, Massachusetts ZIP codes
54 ZIP codes are in Barnstable County, plus 1 that cross in from neighboring counties. It's part of the Barnstable Town, MA metro area.
- ZIP codes
- 54
- Population in these ZIPs
- 233,025
- Avg. median income
- $99,300population-weighted
- Cities & towns
- 51
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Barnstable County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 02532 | Buzzards Bay | 13,267 | $87,773 | $647,800 |
| 02534 | Cataumet | 1,369 | $137,066 | $685,600 |
| 02536 | East Falmouth | 21,328 | $100,497 | $712,900 |
| 02537 | East Sandwich | 6,383 | $136,506 | $806,600 |
| 02540 | Falmouth | 8,104 | $77,295 | $1,077,500 |
| 02541 PO Box | Falmouth | — | — | — |
| 02542 | Buzzards Bay | 882 | $62,083 | — |
| 02553 | Monument Beach | 30 | — | — |
| 02556 | North Falmouth | 2,868 | $121,810 | $1,033,400 |
| 02559 | Pocasset | 2,802 | $90,855 | $756,700 |
| 02561 | Sagamore | 670 | — | $481,900 |
| 02562 | Sagamore Beach | 3,402 | $120,000 | $739,900 |
| 02563 | Sandwich | 10,436 | $121,455 | $704,900 |
| 02574 PO Box | West Falmouth | — | — | — |
| 02601 | Hyannis | 16,071 | $61,143 | $552,000 |
| 02630 | Barnstable | 2,371 | $116,895 | $858,500 |
| 02631 | Brewster | 10,061 | $102,132 | $784,500 |
| 02632 | Centerville | 11,685 | $121,317 | $681,600 |
| 02633 | Chatham | 4,512 | $85,483 | $1,363,100 |
| 02634 PO Box | Centerville | — | — | — |
| 02635 | Cotuit | 3,577 | $110,197 | $874,500 |
| 02637 | Cummaquid | 227 | — | $996,700 |
| 02638 | Dennis | 3,253 | $108,726 | $944,600 |
| 02639 | Dennis Port | 3,808 | $72,567 | $558,800 |
| 02641 | East Dennis | 316 | — | $913,800 |
| 02642 | Eastham | 5,811 | $72,992 | $809,000 |
| 02643 | East Orleans | 0 | — | — |
| 02644 | Forestdale | 3,700 | $108,158 | $636,600 |
| 02645 | Harwich | 11,288 | $104,401 | $763,400 |
| 02646 | Harwich Port | 1,846 | $81,172 | $1,119,700 |
| 02647 | Hyannis Port | 209 | — | — |
| 02648 | Marstons Mills | 7,968 | $129,681 | $684,600 |
| 02649 | Mashpee | 15,384 | $95,299 | $701,000 |
| 02650 | North Chatham | 1,032 | $66,548 | $2,045,500 |
| 02651 PO Box | North Eastham | — | — | — |
| 02652 | North Truro | 845 | — | $728,700 |
| 02653 | Orleans | 6,443 | $102,813 | $1,069,300 |
| 02655 | Osterville | 4,024 | $118,750 | $1,234,200 |
| 02657 | Provincetown | 3,703 | $136,904 | $1,082,600 |
| 02659 | South Chatham | 1,137 | $109,453 | $1,017,200 |
| 02660 | South Dennis | 6,381 | $93,386 | $669,800 |
| 02661 PO Box | South Harwich | — | — | — |
| 02662 PO Box | South Orleans | — | — | — |
| 02663 | South Wellfleet | 443 | $83,587 | $853,200 |
| 02664 | South Yarmouth | 9,949 | $82,125 | $609,400 |
| 02666 | Truro | 863 | $121,750 | $1,104,900 |
| 02667 | Wellfleet | 3,961 | $121,110 | $931,600 |
| 02668 | West Barnstable | 2,820 | $111,731 | $827,800 |
| 02669 PO Box | West Chatham | — | — | — |
| 02670 | West Dennis | 1,087 | $87,019 | $709,500 |
| 02671 | West Harwich | 818 | $104,583 | $861,000 |
| 02672 | West Hyannisport | 0 | — | — |
| 02673 | West Yarmouth | 8,594 | $73,854 | $549,600 |
| 02675 | Yarmouth Port | 7,297 | $110,450 | $680,300 |
ZIP codes partly in Barnstable County
These ZIP codes are mostly in a neighboring county but cover part of Barnstable County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 02543 | Woods Hole | Dukes County | 747 | $72,349 | $1,547,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Barnstable County
- Buzzards Bay
- Cataumet
- East Falmouth
- East Sandwich
- Falmouth
- Monument Beach
- North Falmouth
- Pocasset
- Sagamore
- Sagamore Beach
- Sandwich
- West Falmouth
- Hyannis
- Barnstable
- Brewster
- Centerville
- Chatham
- Cotuit
- Cummaquid
- Dennis
- Dennis Port
- East Dennis
- Eastham
- East Orleans
- Forestdale
- Harwich
- Harwich Port
- Hyannis Port
- Marstons Mills
- Mashpee
- North Chatham
- North Eastham
- North Truro
- Orleans
- Osterville
- Provincetown
- South Chatham
- South Dennis
- South Harwich
- South Orleans
- South Wellfleet
- South Yarmouth
- Truro
- Wellfleet
- West Barnstable
- West Chatham
- West Dennis
- West Harwich
- West Hyannisport
- West Yarmouth
- Yarmouth Port
Nearby counties
Frequently asked questions
How many ZIP codes are in Barnstable County, Massachusetts?
54 ZIP codes are mainly in Barnstable County, and 1 more ZIP codes from neighboring areas reach partly into it.
What cities are in Barnstable County?
ZIP codes in Barnstable County use the city names Barnstable, Brewster, Buzzards Bay, Cataumet, Centerville, Chatham, Cotuit, Cummaquid, Dennis, Dennis Port, East Dennis and East Falmouth and others.
What metro area is Barnstable County in?
Barnstable County is part of the Barnstable Town, MA metropolitan statistical area.