Zip Code 02646 — Harwich Port, MA

ZIP Code 02646 is associated with Harwich Port, MA, in Barnstable County. The listed population estimate is 1,846; estimated density is 245.5 people per square mile. Among records with population estimates, it ranks #31 of 45 in Barnstable County and #429 of 532 in MA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.671030, -70.071440)

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

How 02646 Compares

MetricZIP 02646Barnstable County recordsMA records
Population estimate1,846233,025 (sum)7,043,978 (sum)
Population Density245.5 /sq mi----
County population rank#31 of 45----
State population rank#429 of 532----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MA

ZIP CodeCityDistancePopulation estimate
ZIP 02671West Harwich2.0 mi818
ZIP 02645Harwich2.3 mi11,288
ZIP 02659South Chatham2.7 mi1,137
ZIP 02639Dennis Port3.3 mi3,808
ZIP 02660South Dennis5.0 mi6,381

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 →