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/WINDSOR

Windsor ZIP code, New Jersey

The ZIP code for Windsor, NJ is 08561, and its area codes are 609 and 640.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
325
Area codes
609, 640

NANPA lists no telephone rate centre for Windsor itself, so these are the area codes of the nearest one, Hightstown (2.3 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Windsor uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Windsor in numbers

About 325 people live in Windsor, in 129 households. The median owner-occupied home is valued at $484,400 (7% above the New Jersey median). The median age is 63.4; 36.7% of adults 25 and over hold a bachelor's degree or higher (43.6% across New Jersey); the average commute takes 16 minutes.

Population325Windsor325
Households129Windsor129
Median age63.4Windsor63.4New Jersey40.1US 38.9
Median home value$484,400Windsor$484,400New Jersey$454,400US $332,700
Bachelor's degree or higher36.7%Windsor36.7%New Jersey43.6%US 35.7%
Mean commute16.0 minWindsor16.0 minNew Jersey30.5 minUS 26.4 min
Population density283 / sq miWindsor283 / sq mi

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

ZIP codes addressed as Windsor

ZIP codes with the USPS city name Windsor
ZIP City Type Population Median income Median home
08561 Windsor , NJ Standard 325 — $484,400

Other ZIP codes overlapping Windsor

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

ZIP codes overlapping Windsor
ZIP City Type Population Median income Median home
08520 Hightstown , NJ Standard 29,504 $118,010 $376,600
08691 Trenton , NJ Standard 16,607 $132,520 $552,000

Map of Windsor ZIP codes

08561

The ZIP codes of Windsor, 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 Windsor

The nearest larger towns are Robbinsville Center (3,777 people, 3.2 mi), Hightstown (5,920 people, 3.3 mi) and Hamilton Square (11,622 people, 4.0 mi).

Towns near Windsor
TownPopulationDistance
Robbinsville Center 3,777 3.2 mi
Hightstown 5,920 3.3 mi
Hamilton Square 11,622 4.0 mi
Twin Rivers 8,382 4.8 mi
Plainsboro Center 2,773 5.8 mi
Mercerville 13,535 5.9 mi
Yardville 6,301 6.0 mi
Princeton Meadows 15,561 6.2 mi
Groveville 3,100 6.5 mi
White Horse 10,507 7.4 mi
Rossmoor 3,350 8.4 mi
Concordia 2,611 8.5 mi
Princeton 30,756 8.9 mi
Monmouth Junction 9,141 9.0 mi

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

Cite this page

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

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