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/NJ/WESTFIELD

Westfield ZIP codes, New Jersey

Westfield, NJ has 2 ZIP codes (07090 and 07091) and area code 908. The largest is 07090.

USPS city name
2 ZIP codes
Overlapping the city
1 more
Population
31,111
Area code
908

Mail addressed to Westfield uses the ZIP codes above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Westfield in numbers

About 31,111 people live in Westfield, in 10,900 households, the 30th-largest of New Jersey's 700 census places. The median household income is $232,629 a year, 2.2 times the New Jersey median of $103,556 (US: $80,734). The median owner-occupied home is valued at $953,400 (2.1 times the New Jersey median), and median gross rent is $2,357 a month. The median age is 40.7; 78.1% of adults 25 and over hold a bachelor's degree or higher (43.6% across New Jersey); the average commute takes 37 minutes.

Population31,111Westfield31,111
Households10,900Westfield10,900
Median age40.7Westfield40.7New Jersey40.1US 38.9
Median household income$232,629Westfield$232,629New Jersey$103,556US $80,734
Median home value$953,400Westfield$953,400New Jersey$454,400US $332,700
Median gross rent$2,357Westfield$2,357New Jersey$1,720US $1,413
Bachelor's degree or higher78.1%Westfield78.1%New Jersey43.6%US 35.7%
Mean commute36.7 minWestfield36.7 minNew Jersey30.5 minUS 26.4 min
Population density4,627 / sq miWestfield4,627 / sq mi

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

ZIP codes addressed as Westfield

ZIP codes with the USPS city name Westfield
ZIP City Type Population Median income Median home
07090 Westfield , NJ Standard 31,111 $232,629 $953,400
07091 Westfield , NJ No street area — — —

Other ZIP codes overlapping Westfield

These ZIP codes cover part of Westfield but are addressed as somewhere else.

ZIP codes overlapping Westfield
ZIP City Type Population Median income Median home
07066 Clark , NJ Standard 15,622 $133,504 $609,600

Map of Westfield ZIP codes

0709007091

The ZIP codes of Westfield, NJ, 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 Westfield

The nearest larger towns are Plainfield (55,236 people, 4.5 mi), Linden (44,192 people, 5.9 mi) and Elizabeth (137,302 people, 7.9 mi).

Towns near Westfield
TownPopulationDistance
Garwood 4,885 1.1 mi
Mountainside 7,049 2.2 mi
Fanwood 7,799 2.3 mi
Kenilworth 8,401 3.4 mi
Roselle Park 14,093 4.1 mi
Roselle 22,646 4.4 mi
Rahway 30,109 4.5 mi
Plainfield 55,236 4.5 mi
Summit 22,705 4.6 mi
Colonia 18,587 4.6 mi
New Providence 13,727 4.6 mi
Watchung 6,485 4.9 mi
Union 2,774 5.0 mi
North Plainfield 22,809 5.5 mi

More nearby: every ZIP code in Union County · New Jersey ZIP codes

Cite this page

zipcodes.pro. “Westfield, NJ ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/nj/westfield

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