Home > MA > Barnstable County > Harwich Port > Zip 02646

Zip Code 02646 — Harwich Port, MA

02646 is a ZIP Code associated with Harwich Port, MA, located within Barnstable. The postal region supports an estimated population of 1,846 residents across Data Pending housing units, with a population density of 245.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.671030, -70.071440)

Data MetricLocal Statistic
Postal / Zip Code02646
Primary CityHarwich Port
State / ProvinceMA
CountyBarnstable
Total Population1,846
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density245.5 people/sq mi
TimezoneAmerica/New_York

How 02646 Compares

MetricZIP 02646Barnstable CountyMA State Average
Population1,846233,0257,043,978
Median IncomeData PendingN/AN/A
Population Density245.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 02671West Harwich2.0 mi818N/A
Zip 02645Harwich2.3 mi11,288N/A
Zip 02659South Chatham2.7 mi1,137N/A
Zip 02639Dennis Port3.3 mi3,808N/A
Zip 02660South Dennis5.0 mi6,381N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →