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/HEWITT

Hewitt ZIP code, New Jersey

The ZIP code for Hewitt, NJ is 07421, and its area code is 973.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
2,417
Area code
973

NANPA lists no telephone rate centre for Hewitt itself, so these are the area codes of the nearest one, Upper Greenwood Lake (0.0 miles). A town on an area-code boundary can differ from its neighbour.

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

Hewitt in numbers

About 2,417 people live in Hewitt, in 926 households. The median household income is $189,188 a year, 83% above the New Jersey median of $103,556 (US: $80,734). The median owner-occupied home is valued at $466,600 (about the same as the New Jersey median), and median gross rent is $2,293 a month. The median age is 53.1; 35.7% of adults 25 and over hold a bachelor's degree or higher (43.6% across New Jersey); the average commute takes 45 minutes.

Population2,417Hewitt2,417
Households926Hewitt926
Median age53.1Hewitt53.1New Jersey40.1US 38.9
Median household income$189,188Hewitt$189,188New Jersey$103,556US $80,734
Median home value$466,600Hewitt$466,600New Jersey$454,400US $332,700
Median gross rent$2,293Hewitt$2,293New Jersey$1,720US $1,413
Bachelor's degree or higher35.7%Hewitt35.7%New Jersey43.6%US 35.7%
Mean commute44.6 minHewitt44.6 minNew Jersey30.5 minUS 26.4 min
Population density523 / sq miHewitt523 / sq mi

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

ZIP codes addressed as Hewitt

ZIP codes with the USPS city name Hewitt
ZIP City Type Population Median income Median home
07421 Hewitt , NJ Standard 6,977 $129,800 $420,000

Other ZIP codes overlapping Hewitt

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

ZIP codes overlapping Hewitt
ZIP City Type Population Median income Median home
07480 West Milford , NJ Standard 14,966 $132,676 $379,900

Map of Hewitt ZIP codes

07421

The ZIP codes of Hewitt, 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 Hewitt

The nearest larger towns are Upper Greenwood Lake (3,319 people, 2.9 mi), Greenwood Lake, NY (3,020 people, 3.7 mi) and Warwick, NY (6,585 people, 5.7 mi).

Towns near Hewitt
TownPopulationDistance
Upper Greenwood Lake 3,319 2.9 mi
Greenwood Lake, NY 3,020 3.7 mi
Warwick, NY 6,585 5.7 mi
Ringwood 11,657 5.7 mi
Sloatsburg, NY 3,038 7.0 mi
Highland Lakes 3,852 7.2 mi
Wanaque 11,206 9.4 mi
Bloomingdale 7,716 9.7 mi
Suffern, NY 11,441 10.5 mi
Florida, NY 2,893 10.8 mi
Walton Park, NY 3,915 10.8 mi
Oakland 12,768 10.9 mi
Montebello, NY 4,673 11.6 mi
Pompton Lakes 11,047 12.1 mi

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

Cite this page

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

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