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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/MA/PETERSHAM

Petersham ZIP code, Massachusetts

The ZIP code for Petersham, MA is 01366, and its area code is 978.

USPS city name
1 ZIP code
Population
312
Area code
978

Petersham in numbers

About 312 people live in Petersham, in 137 households. The median household income is $107,813 a year, 4% above the Massachusetts median of $103,960 (US: $80,734). The median owner-occupied home is valued at $389,100 (31% below the Massachusetts median), and median gross rent is $1,583 a month. The median age is 56.8; 48.6% of adults 25 and over hold a bachelor's degree or higher (47.3% across Massachusetts); the average commute takes 32 minutes.

Population312Petersham312
Households137Petersham137
Median age56.8Petersham56.8Massachusetts40.0US 38.9
Median household income$107,813Petersham$107,813Massachusetts$103,960US $80,734
Median home value$389,100Petersham$389,100Massachusetts$562,100US $332,700
Median gross rent$1,583Petersham$1,583Massachusetts$1,762US $1,413
Bachelor's degree or higher48.6%Petersham48.6%Massachusetts47.3%US 35.7%
Mean commute32.4 minPetersham32.4 minMassachusetts29.1 minUS 26.4 min
Population density253 / sq miPetersham253 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Petersham CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Petersham

ZIP codes with the USPS city name Petersham
ZIP City Type Population Median income Median home
01366 Petersham , MA Standard 1,185 $110,750 $392,400

Map of Petersham ZIP codes

01366

The ZIP codes of Petersham, MA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Petersham

The nearest larger towns are Barre (673 people, 6.3 mi), Athol (8,801 people, 7.4 mi) and Orange (3,737 people, 9.5 mi).

Towns near Petersham
TownPopulationDistance
Athol 8,801 7.4 mi
Orange 3,737 9.5 mi
Baldwinville 2,528 9.6 mi
Gardner 21,148 12.0 mi
Winchendon 4,331 15.0 mi
North Brookfield 2,659 16.1 mi
Ware 6,369 16.9 mi
Amherst Town 38,182 18.5 mi
Spencer 5,661 19.5 mi
Turners Falls 4,124 20.2 mi
Fitchburg 41,798 20.4 mi
Leominster 43,909 21.3 mi
Palmer Town 12,381 21.7 mi
Greenfield 17,664 22.5 mi

More nearby: every ZIP code in Worcester County · Massachusetts ZIP codes

Cite this page

zipcodes.pro. “Petersham, MA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ma/petersham

Underlying data is public domain or openly licensed — sources, vintages and licences.