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/LANCASTER

Lancaster ZIP code, Massachusetts

The ZIP code for Lancaster, MA is 01523, and its area codes are 978 and 351.

USPS city name
1 ZIP code
Population
8,606
Area codes
978, 351

NANPA lists no telephone rate centre for Lancaster itself, so these are the area codes of the nearest one, Bolton (4.8 miles). A town on an area-code boundary can differ from its neighbour.

Lancaster in numbers

About 8,606 people live in Lancaster, in 2,960 households. The median household income is $134,833 a year, 30% above the Massachusetts median of $103,960 (US: $80,734). The median owner-occupied home is valued at $519,100 (8% below the Massachusetts median).

Population8,606Lancaster8,606
Households2,960Lancaster2,960
Median household income$134,833Lancaster$134,833Massachusetts$103,960US $80,734
Median home value$519,100Lancaster$519,100Massachusetts$562,100US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Lancaster. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Lancaster

ZIP codes with the USPS city name Lancaster
ZIP City Type Population Median income Median home
01523 Lancaster , MA Standard 8,606 $134,833 $519,100

Map of Lancaster ZIP codes

01523

The ZIP codes of Lancaster, 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 Lancaster

The nearest larger towns are Leominster (43,909 people, 5.5 mi), Hudson (15,719 people, 8.5 mi) and Fitchburg (41,798 people, 11 mi).

Towns near Lancaster
TownPopulationDistance
Clinton 7,658 4.5 mi
Leominster 43,909 5.5 mi
Ayer 3,098 7.1 mi
Hudson 15,719 8.5 mi
Fitchburg 41,798 10.9 mi
Littleton Common 3,289 10.9 mi
Marlborough 41,647 11.3 mi
Maynard 10,712 11.9 mi
Northborough 6,392 11.9 mi
West Concord 5,876 14.1 mi
Westborough 4,699 15.2 mi
Worcester 207,055 16.3 mi
Cordaville 2,989 16.6 mi
Framingham 72,399 17.2 mi

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

Cite this page

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

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