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/PLAINSBORO

Plainsboro ZIP code, New Jersey

The ZIP code for Plainsboro, NJ is 08536, and its area codes are 609 and 640.

USPS city name
1 ZIP code
Population
20,817
Area codes
609, 640

Plainsboro in numbers

About 20,817 people live in Plainsboro, in 8,353 households. The median household income is $137,607 a year, 33% above the New Jersey median of $103,556 (US: $80,734). The median owner-occupied home is valued at $704,100 (55% above the New Jersey median).

Population20,817Plainsboro20,817
Households8,353Plainsboro8,353
Median household income$137,607Plainsboro$137,607New Jersey$103,556US $80,734
Median home value$704,100Plainsboro$704,100New Jersey$454,400US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Plainsboro. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Plainsboro

ZIP codes with the USPS city name Plainsboro
ZIP City Type Population Median income Median home
08536 Plainsboro , NJ Standard 20,817 $137,607 $704,100

Map of Plainsboro ZIP codes

08536

The ZIP codes of Plainsboro, 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 Plainsboro

The nearest larger towns are Princeton (30,756 people, 4.6 mi), Trenton (90,338 people, 12 mi) and Hillsborough (22,585 people, 13 mi).

Towns near Plainsboro
TownPopulationDistance
Plainsboro Center 2,773 0.3 mi
Princeton Meadows 15,561 1.2 mi
Monmouth Junction 9,141 3.3 mi
Heathcote 7,717 4.0 mi
Princeton 30,756 4.6 mi
Dayton 7,952 5.2 mi
Hightstown 5,920 5.5 mi
Kendall Park 10,011 5.7 mi
Rossmoor 3,350 6.1 mi
Twin Rivers 8,382 6.9 mi
Concordia 2,611 7.4 mi
Jamesburg 5,770 7.8 mi
Franklin Park 13,211 8.1 mi
Robbinsville Center 3,777 8.1 mi

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

Cite this page

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

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