Monroe, NJ ZIP Codes

ZIP code, county, time zone and coordinates of Monroe, New Jersey

The ZIP code of Monroe, NJ is 08831. Monroe has 2 ZIP codes: 08831, 08828. It is in Middlesex County.

Mailing address format for Monroe

John Smith
123 Main St
MONROE NJ 08831
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Monroe

ZIP codePopulationArea
08831—51.3 sq miMain
08828—0.8 sq mi

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Monroe? Location, county and time zone

State
New Jersey
County
Middlesex County
GPS coordinates
40.31949, -74.42879
Elevation
92 ft (28 m)
Time zone
America/New YorkEST · UTC-05:00
Population
48,594

Map of Monroe, NJ 08831

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ZIP codes near Monroe

Monroe ZIP code: FAQ

What is the ZIP code for Monroe, NJ?

The main ZIP code for Monroe, NJ is 08831. All ZIP codes: 08831, 08828.

How many ZIP codes does Monroe have?

Monroe has 2 ZIP codes.

What county is Monroe, NJ in?

Monroe is in Middlesex County, New Jersey.

What time zone is Monroe in?

Monroe is in the America/New York time zone (EST, UTC-05:00 right now).

What are the coordinates of Monroe?

Latitude 40.31949, longitude -74.42879.

Last updated: