Harwich, MA 02645 ZIP Code Profile

Related Place Profiles:
East Harwich, MA | Harwich, MA

Camera Icon Photos of the local Harwich, MA area

ZIP Code 02645: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Harwich, MA 02645

Acceptable Alternative
E Harwich, MA 02645
East Harwich, MA 02645

Not Acceptable, USPS
Hardwich, MA 02645

  • ZIP Code Type: STANDARD
  • County: Barnstable County
  • Centroid: Latitude 41.703, Longitude -70.062
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 312
  • PO Box Addresses: 675
  • Residential Addresses: 4,872
    • Multi-Family Addresses: 172
    • Single Family Addresses: 4,700

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


02645 ZIP Code Map

Search the map for:

Harwich, MA 02645 Data & Demographics (As of July 1, 2017)


Total Population 10,128
Daytime Population: Workers 3,665
Daytime Population: Residents 4,391
Total Daytime Population (TDP) 8,056
Ratio TDP/Total Population1 0.80
Population in Households 9,969
Population in Familes 7,851
Population in Group Qrtrs 159
Population Density2 568
Diversity Index3 20


Median Household Income $62,730
Average Household Income $83,774
Per Capita Income $37,234


Total Housing Units 6,500 (100%)
Owner Occupied HU 3,615 (55.6%)
Renter Occupied HU 847 (13.0%)
Vacant Housing Units 2,038 (31.4%)
Median Home Value $433,594
Average Home Value $492,953


Total Households 4,462
Average Household Size 2.23
Family Households 2,852
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.69% 0.54%
Households 0.73% 0.56%
Families 0.66% 0.51%
Median Household Income   1.65%
Per Capita Income   2.32%

Harwich, MA 02645 - Peer Comparisons by Rank and Percentile

The table below compares 02645 to the other 521 ZIP Codes in Massachusetts by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 251 52nd
Population Density # 312 40th
Diversity Index # 287 45th
Median Household Income # 359 31st
Per Capita Income # 292 44th

Additional comparisons and rankings can be made with a VERY EASY TO USE Massachusetts Census Data Comparison Tool.

Massachusetts Research Tools

Massachusetts Census Data Comparison Tool

Compare Massachusetts Census Data
Highest or Lowest: