Petersham, MA Demographics

Population 882 · Census ACS 2020–24

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Petersham, MA map of median age by neighborhood
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Population and households in Petersham

Household size in Petersham

Household size, people per household
PeriodPetershamWorcester areaMassachusettsU.S.
2006–102.662.592.532.68
2010–142.422.622.572.73
2015–192.362.592.572.71
2020–242.422.562.522.65
Change−0.24−0.03−0.01−0.03
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Households in Petersham run small, averaging 2.42 people against 2.65 nationally, which usually means more singles and couples and fewer children. Since 2006–10, household size has dropped from 2.66, but in a place this small, survey estimates can swing a lot from one release to the next.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Petersham

Median age, years
PeriodPetershamWorcester areaMassachusettsU.S.
2006–1051.139.139.437.7
2010–1447.339.840.138.6
2015–1951.840.841.039.6
2020–2456.341.141.440.1
Change+5.1+2.0+2.0+2.3
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With a median age of 56.3, Petersham is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Petersham

Single-parent households, % of households
PeriodPetershamWorcester areaMassachusettsU.S.
2006–105.7%10.8%11.0%12.3%
2010–147.1%11.3%11.0%12.3%
2015–195.0%10.3%10.3%11.6%
2020–245.7%11.7%10.6%11.6%
Change+0.0 pts+0.9 pts−0.4 pts−0.6 pts
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Single parents head only 5.7% of households in Petersham, well below the national share of 11.6%.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Petersham

Renters in Petersham

Renters, % of occupied homes
PeriodPetershamWorcester areaMassachusettsU.S.
2006–109.4%32.4%36.0%33.3%
2010–1411.5%34.8%37.7%35.6%
2015–1914.4%34.9%37.6%36.0%
2020–246.0%34.2%37.5%34.8%
Change−3.4 pts+1.9 pts+1.5 pts+1.5 pts
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Only 6.0% of households in Petersham rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. More than four in ten owners (45.5%) have paid off their mortgages, above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Petersham

Vacant homes, % of all homes
PeriodPetershamWorcester areaMassachusettsU.S.
2006–1012.5%9.2%9.5%11.4%
2010–1410.4%9.1%9.1%11.4%
2015–1912.3%8.5%8.9%11.1%
2020–2410.7%6.8%7.9%9.6%
Change−1.8 pts−2.5 pts−1.6 pts−1.8 pts
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Vacancy in Petersham is close to the national rate: 10.7% of homes are empty, against 9.6%. The rate is higher than in the Worcester area as a whole (6.8%).

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Petersham

Age of homes, median year built
PeriodPetershamWorcester areaMassachusettsU.S.
2006–101942196119581974
2010–141952196219591975
2015–191946196419611977
2020–241963196519631980
Change+21+4+5+6
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The housing in Petersham is old by national standards: the median home dates to 1963, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates. That is in line with the rest of the Worcester area.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Petersham

Rent, per month
PeriodPetershamWorcester areaMassachusettsU.S.
2006–10$619$930$1,085$965
2010–14$898$1,008$1,157$1,040
2015–19$962$1,155$1,398$1,213
2020–24$1,652$1,549$1,860$1,571
Change+$1,033+$619+$775+$606
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The median renter in Petersham pays $1,652 a month for rent and utilities, above the national median of $1,571. Rent takes 23.9% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Petersham

Bachelor's degrees in Petersham

Bachelor's degrees, % of adults 25+
PeriodPetershamWorcester areaMassachusettsU.S.
2006–1050.3%33.1%38.5%28.4%
2010–1440.3%34.5%40.1%29.6%
2015–1936.3%36.5%43.6%32.1%
2020–2442.4%39.8%47.2%35.6%
Change−7.8 pts+6.7 pts+8.7 pts+7.2 pts
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College degrees are more common in Petersham than nationally: 42.4% of adults 25 and older have a bachelor's or higher, against 35.6%. The picture is much the same across the Worcester area.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Petersham

High school graduates, % of adults 25+
PeriodPetershamWorcester areaMassachusettsU.S.
2006–1095.3%88.4%88.4%84.9%
2010–1496.9%89.4%89.3%86.1%
2015–1995.4%90.5%90.5%87.7%
2020–2497.7%90.9%91.0%89.3%
Change+2.4 pts+2.5 pts+2.6 pts+4.3 pts
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Finishing high school is nearly universal in Petersham: 97.7% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Petersham

Unemployment, % of the labor force
PeriodPetershamWorcester areaMassachusettsU.S.
2006–108.1%7.7%7.5%8.1%
2010–148.3%8.8%8.7%9.4%
2015–193.6%5.1%5.0%5.6%
2020–244.1%5.3%5.2%5.4%
Change−3.9 pts−2.4 pts−2.3 pts−2.7 pts
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Unemployment in Petersham runs below the national rate: 4.1% of the labor force was out of work and looking, against 5.4% nationally. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Petersham compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Petersham2.4256.35.7%6.0%10.7%1963$1,65242.4%97.7%4.1%
South Athol2.4753.56.1%7.3%11.8%1973$1,21231.1%93.6%2.8%
Phillipston2.7050.55.8%7.2%18.1%1979$1,44529.3%93.7%8.6%
Williamsville2.5552.46.3%9.3%6.1%1984$1,08536.9%93.1%2.6%
Packard Heights2.3646.79.6%20.2%10.7%1962$98924.9%93.1%5.1%
Barre2.7044.510.9%26.1%7.7%1975$1,15032.2%91.7%2.1%
South Barre3.1736.413.2%12.2%5.3%1983$96928.5%92.0%4.9%
Athol2.5740.913.2%27.5%9.4%1955$1,17920.9%87.6%7.7%
New Salem2.4354.89.4%10.7%13.3%1974$1,26540.1%96.2%2.5%
Phillipston Four Corners2.7848.85.9%7.6%20.2%1984$1,37525.4%92.4%9.8%
Templeton2.4343.814.9%11.1%15.2%1983$1,38532.8%95.3%2.6%

All figures 2020–24.

Cities with similar populations: Farina, IL · Tresckow, PA · Tracys Landing, MD · Toomsboro, GA · Tomahawk, KY · Tebbetts, MO · Garrison, IA · Flag Pond, TN · Five Points, TN · Five Forks, VA

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Petersham. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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