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/ASHLAND

Ashland ZIP code, Massachusetts

The ZIP code for Ashland, MA is 01721, and its area codes are 508 and 774.

USPS city name
1 ZIP code
Population
18,873
Area codes
508, 774

NANPA lists no telephone rate centre for Ashland itself, so these are the area codes of the nearest one, Framingham (2.5 miles). A town on an area-code boundary can differ from its neighbour.

Ashland in numbers

About 18,873 people live in Ashland, in 7,643 households. The median household income is $127,539 a year, 23% above the Massachusetts median of $103,960 (US: $80,734). The median owner-occupied home is valued at $611,700 (9% above the Massachusetts median).

Population18,873Ashland18,873
Households7,643Ashland7,643
Median household income$127,539Ashland$127,539Massachusetts$103,960US $80,734
Median home value$611,700Ashland$611,700Massachusetts$562,100US $332,700

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

ZIP codes addressed as Ashland

ZIP codes with the USPS city name Ashland
ZIP City Type Population Median income Median home
01721 Ashland , MA Standard 18,873 $127,539 $611,700

Map of Ashland ZIP codes

01721

The ZIP codes of Ashland, 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 Ashland

The nearest larger towns are Framingham (72,399 people, 4.0 mi), Marlborough (41,647 people, 7.4 mi) and Milford (27,731 people, 7.7 mi).

Towns near Ashland
TownPopulationDistance
Cordaville 2,989 2.7 mi
Hopkinton 3,426 3.4 mi
Framingham 72,399 4.0 mi
Marlborough 41,647 7.4 mi
Westborough 4,699 7.4 mi
Milford 27,731 7.7 mi
Cochituate 6,471 7.9 mi
Upton 3,234 8.8 mi
Millis-Clicquot 4,437 8.9 mi
Northborough 6,392 9.7 mi
Hopedale 4,360 9.7 mi
Medfield 6,849 10.1 mi
Wellesley 30,347 10.3 mi
Hudson 15,719 10.4 mi

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

Cite this page

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

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