Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/GROTON

Groton ZIP codes, Massachusetts

Groton, MA has 3 ZIP codes (01450, 01470 and 01471) and area codes 978 and 351. The largest is 01450.

USPS city name
3 ZIP codes
Population
1,232
Area codes
978, 351

Groton in numbers

About 1,232 people live in Groton, in 362 households. The median household income is $135,714 a year, 31% above the Massachusetts median of $103,960 (US: $80,734). The median owner-occupied home is valued at $758,500 (35% above the Massachusetts median), and median gross rent is $349 a month. The median age is 44.1; 59.9% of adults 25 and over hold a bachelor's degree or higher (47.3% across Massachusetts); the average commute takes 33 minutes.

Population1,232Groton1,232
Households362Groton362
Median age44.1Groton44.1Massachusetts40.0US 38.9
Median household income$135,714Groton$135,714Massachusetts$103,960US $80,734
Median home value$758,500Groton$758,500Massachusetts$562,100US $332,700
Median gross rent$349Groton$349Massachusetts$1,762US $1,413
Bachelor's degree or higher59.9%Groton59.9%Massachusetts47.3%US 35.7%
Mean commute33.3 minGroton33.3 minMassachusetts29.1 minUS 26.4 min
Population density737 / sq miGroton737 / sq mi

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

ZIP codes addressed as Groton

ZIP codes with the USPS city name Groton
ZIP City Type Population Median income Median home
01450 Groton , MA Standard 11,356 $193,292 $743,400
01470 Groton , MA No street area — — —
01471 Groton , MA No street area — — —

Map of Groton ZIP codes

The ZIP codes of Groton, 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 Groton

The nearest larger towns are East Pepperell (1,949 people, 3.5 mi), Ayer (3,098 people, 3.6 mi) and Pepperell (1,971 people, 4.6 mi).

Towns near Groton
TownPopulationDistance
Ayer 3,098 3.6 mi
Littleton Common 3,289 7.1 mi
Nashua, NH 91,294 10.2 mi
Leominster 43,909 12.2 mi
Hudson, NH 7,469 12.5 mi
Lowell 118,368 12.5 mi
Fitchburg 41,798 12.8 mi
West Concord 5,876 13.8 mi
Maynard 10,712 14.0 mi
Clinton 7,658 14.7 mi
Hudson 15,719 15.2 mi
Milford, NH 8,956 16.3 mi
Pinehurst 6,845 17.7 mi
Marlborough 41,647 18.1 mi

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

Cite this page

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

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