Petersham, MA Profile: Facts, Map & Data


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Petersham, Massachusetts - Basic Facts

The Petersham Census Designated Place had a population of 270 as of July 1, 2017. Petersham ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Massachusetts. See peer rankings below.

The primary coordinate point for Petersham is located at latitude 42.491 and longitude -72.1872 in Worcester County. The formal boundaries for the Petersham Census Designated Place (see map below) encompass a land area of 1.23 sq. miles and a water area of 0 sq. miles. Worcester County is in the Eastern time zone (GMT -5). The elevation is 1,083 feet.

The Petersham Census Designated Place (GNIS ID: 2630529) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Petersham Census Designated Place is located within Town of Petersham, a minor civil division (MCD) of Worcester County.

Beneath the boundary map are tables with Petersham population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Petersham: Petersham Centre.

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Petersham Census Designated Place, MA Boundary Map

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


Total Population 270
Daytime Population: Workers 214
Daytime Population: Residents 149
Total Daytime Population (TDP) 363
Ratio TDP/Total Population1 1.34
Population in Households 262
Population in Familes 216
Population in Group Qrtrs 8
Population Density2 219
Diversity Index3 7


Median Household Income $67,264
Average Household Income $87,883
Per Capita Income $35,629


Total Housing Units 140 (100%)
Owner Occupied HU 102 (72.9%)
Renter Occupied HU 18 (12.9%)
Vacant Housing Units 20 (14.3%)
Median Home Value $354,000
Average Home Value $391,990


Total Households 120
Average Household Size 2.18
Family Households 83
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 1.46% 1.3%
Households 1.46% 1.14%
Families 2.58% 1.18%
Median Household Income   3.67%
Per Capita Income   2.83%

Petersham, MA - Peer Comparisons by Rank and Percentile

The table below compares Petersham to the other 246 incorporated cities, towns and CDPs 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 # 239 3rd
Population Density # 242 2nd
Diversity Index # 242 2nd
Median Household Income # 140 43rd
Per Capita Income # 145 41st

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

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