Petersham, MA 01366 ZIP Code Profile

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Petersham, MA

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ZIP Code 01366: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Petersham, MA 01366

  • ZIP Code Type: STANDARD
  • County: Worcester County
  • Centroid: Latitude 42.472, Longitude -72.204
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 01366 has segments in 2 Counties (Franklin, Worcester).

  • Businesses Addresses: 40
  • PO Box Addresses: 128
  • Residential Addresses: 391
    • Multi-Family Addresses: 0
    • Single Family Addresses: 391

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

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Petersham, MA 01366 Data & Demographics (As of July 1, 2017)


Total Population 1,375
Daytime Population: Workers 359
Daytime Population: Residents 749
Total Daytime Population (TDP) 1,108
Ratio TDP/Total Population1 0.81
Population in Households 1,334
Population in Familes 1,100
Population in Group Qrtrs 41
Population Density2 25
Diversity Index3 8


Median Household Income $65,988
Average Household Income $88,138
Per Capita Income $35,551


Total Housing Units 605 (100%)
Owner Occupied HU 465 (76.9%)
Renter Occupied HU 80 (13.2%)
Vacant Housing Units 60 ( 9.9%)
Median Home Value $354,018
Average Home Value $391,882


Total Households 545
Average Household Size 2.45
Family Households 378
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 1.51% 1.3%
Households 1.42% 1.22%
Families 1.35% 1.19%
Median Household Income   3.96%
Per Capita Income   2.82%

Petersham, MA 01366 - Peer Comparisons by Rank and Percentile

The table below compares 01366 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 # 448 14th
Population Density # 507 3rd
Diversity Index # 508 3rd
Median Household Income # 339 35th
Per Capita Income # 323 38th

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

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