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/HILLSBOROUGH

Hillsborough ZIP code, New Jersey

The ZIP code for Hillsborough, NJ is 08844, and its area code is 908.

USPS city name
1 ZIP code
Population
22,585
Area code
908

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

Hillsborough in numbers

About 22,585 people live in Hillsborough, in 9,145 households, the 49th-largest of New Jersey's 700 census places. The median household income is $144,112 a year, 39% above the New Jersey median of $103,556 (US: $80,734). The median owner-occupied home is valued at $435,700 (4% below the New Jersey median), and median gross rent is $1,986 a month. The median age is 41.3; 60.6% of adults 25 and over hold a bachelor's degree or higher (43.6% across New Jersey); the average commute takes 32 minutes.

Population22,585Hillsborough22,585
Households9,145Hillsborough9,145
Median age41.3Hillsborough41.3New Jersey40.1US 38.9
Median household income$144,112Hillsborough$144,112New Jersey$103,556US $80,734
Median home value$435,700Hillsborough$435,700New Jersey$454,400US $332,700
Median gross rent$1,986Hillsborough$1,986New Jersey$1,720US $1,413
Bachelor's degree or higher60.6%Hillsborough60.6%New Jersey43.6%US 35.7%
Mean commute32.0 minHillsborough32.0 minNew Jersey30.5 minUS 26.4 min
Population density2,822 / sq miHillsborough2,822 / sq mi

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

ZIP codes addressed as Hillsborough

ZIP codes with the USPS city name Hillsborough
ZIP City Type Population Median income Median home
08844 Hillsborough , NJ Standard 44,463 $153,556 $547,700

Map of Hillsborough ZIP codes

08844

The ZIP codes of Hillsborough, 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 Hillsborough

The nearest larger towns are Somerset (22,720 people, 8.0 mi), Princeton (30,756 people, 10 mi) and New Brunswick (56,345 people, 11 mi).

Towns near Hillsborough
TownPopulationDistance
Belle Mead 6,394 2.7 mi
Blackwells Mills 10,301 3.4 mi
Manville 10,921 4.1 mi
Raritan 8,368 4.4 mi
Bradley Gardens 14,165 4.5 mi
Neshanic Station 5,640 4.6 mi
Somerville 13,410 4.9 mi
Finderne 6,489 5.5 mi
Franklin Center 6,646 6.1 mi
Bridgewater Center 6,505 6.6 mi
Six Mile Run 2,882 6.8 mi
Green Knoll 6,789 7.0 mi
Franklin Park 13,211 7.3 mi
South Bound Brook 4,867 7.3 mi

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

Cite this page

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

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