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/MILLTOWN

Milltown ZIP code, New Jersey

The ZIP code for Milltown, NJ is 08850, and its area codes are 732, 848 and 908.

USPS city name
1 ZIP code
Population
7,059
Area codes
732, 848, 908

NANPA lists no telephone rate centre for Milltown itself, so these are the area codes of the nearest one, New Brunswick (1.8 miles). A town on an area-code boundary can differ from its neighbour.

Milltown in numbers

About 7,059 people live in Milltown, in 2,641 households. The median household income is $140,960 a year, 36% above the New Jersey median of $103,556 (US: $80,734). The median owner-occupied home is valued at $458,800 (about the same as the New Jersey median), and median gross rent is $1,204 a month. The median age is 41.2; 41.7% of adults 25 and over hold a bachelor's degree or higher (43.6% across New Jersey); the average commute takes 29 minutes.

Population7,059Milltown7,059
Households2,641Milltown2,641
Median age41.2Milltown41.2New Jersey40.1US 38.9
Median household income$140,960Milltown$140,960New Jersey$103,556US $80,734
Median home value$458,800Milltown$458,800New Jersey$454,400US $332,700
Median gross rent$1,204Milltown$1,204New Jersey$1,720US $1,413
Bachelor's degree or higher41.7%Milltown41.7%New Jersey43.6%US 35.7%
Mean commute28.7 minMilltown28.7 minNew Jersey30.5 minUS 26.4 min
Population density4,542 / sq miMilltown4,542 / sq mi

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

ZIP codes addressed as Milltown

ZIP codes with the USPS city name Milltown
ZIP City Type Population Median income Median home
08850 Milltown , NJ Standard 8,538 $141,601 $470,700

Map of Milltown ZIP codes

08850

The ZIP codes of Milltown, 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 Milltown

The nearest larger towns are New Brunswick (56,345 people, 2.6 mi), South River (16,124 people, 3.0 mi) and Highland Park (15,121 people, 3.5 mi).

Towns near Milltown
TownPopulationDistance
New Brunswick 56,345 2.6 mi
South River 16,124 3.0 mi
Highland Park 15,121 3.5 mi
East Franklin 11,070 3.5 mi
Spotswood 8,171 4.5 mi
Rutgers University-Livingston Campus 3,258 4.7 mi
Rutgers University-Busch Campus 5,920 5.1 mi
Somerset 22,720 5.3 mi
Six Mile Run 2,882 5.4 mi
Franklin Park 13,211 5.7 mi
Sayreville 45,838 6.1 mi
Dayton 7,952 6.3 mi
Old Bridge 28,236 6.6 mi
Jamesburg 5,770 7.0 mi

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

Cite this page

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

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