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/STEWARTSVILLE

Stewartsville ZIP code, New Jersey

The ZIP code for Stewartsville, NJ is 08886, and its area code is 908.

USPS city name
1 ZIP code
Population
710
Area code
908

NANPA lists no telephone rate centre for Stewartsville itself, so these are the area codes of the nearest one, Phillipsburg (2.8 miles). A town on an area-code boundary can differ from its neighbour.

Stewartsville in numbers

About 710 people live in Stewartsville, in 245 households. The median household income is $161,985 a year, 56% above the New Jersey median of $103,556 (US: $80,734). The median owner-occupied home is valued at $469,500 (3% above the New Jersey median). The median age is 39.7; 28.7% of adults 25 and over hold a bachelor's degree or higher (43.6% across New Jersey); the average commute takes 43 minutes.

Population710Stewartsville710
Households245Stewartsville245
Median age39.7Stewartsville39.7New Jersey40.1US 38.9
Median household income$161,985Stewartsville$161,985New Jersey$103,556US $80,734
Median home value$469,500Stewartsville$469,500New Jersey$454,400US $332,700
Bachelor's degree or higher28.7%Stewartsville28.7%New Jersey43.6%US 35.7%
Mean commute43.3 minStewartsville43.3 minNew Jersey30.5 minUS 26.4 min
Population density656 / sq miStewartsville656 / sq mi

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

ZIP codes addressed as Stewartsville

ZIP codes with the USPS city name Stewartsville
ZIP City Type Population Median income Median home
08886 Stewartsville , NJ Standard 6,435 $161,168 $447,100

Map of Stewartsville ZIP codes

08886

The ZIP codes of Stewartsville, 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 Stewartsville

The nearest larger towns are Greenwich (2,679 people, 1.7 mi), Bloomsbury (841 people, 2.6 mi) and Upper Pohatcong (1,876 people, 2.9 mi).

Towns near Stewartsville
TownPopulationDistance
Greenwich 2,679 1.7 mi
Phillipsburg 15,299 4.0 mi
Chestnut Hill, PA 7,086 6.0 mi
Easton, PA 29,739 6.1 mi
Wilson, PA 8,183 7.3 mi
Washington 7,334 7.9 mi
Palmer Heights, PA 3,624 8.7 mi
Belvidere 2,538 9.9 mi
Eastlawn Gardens, PA 3,722 10.4 mi
Clinton 2,789 10.4 mi
High Bridge 3,580 11.2 mi
Nazareth, PA 6,043 11.6 mi
Middletown, PA 7,628 12.1 mi
Freemansburg, PA 2,894 13.2 mi

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

Cite this page

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

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