Mendham, NJ ZIP code
The ZIP code for Mendham, New Jersey is 07945. It is in Morris County.
- Population in these ZIPs
- 9,690
- Avg. median income
- $250,000population-weighted
- Typical home value
- $1,122,600population-weighted
- Metro area
- New York-Newark-Jersey City, NY-NJ
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Mendham, NJ ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 07945 | 9,690 | $250,001 | $1,122,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Mendham
- Brookside 2 mi
- Mount Freedom 3 mi
- Bernardsville 4 mi
- Chester 4 mi
- Randolph 4 mi
- Morristown 5 mi
- Gladstone 5 mi
- Peapack 5 mi
- Succasunna 6 mi
- Mine Hill 7 mi
- Whippany 7 mi
- Far Hills 7 mi
Frequently asked questions
What is the ZIP code for Mendham, NJ?
The ZIP code for Mendham, NJ is 07945.
What county is Mendham, New Jersey in?
Mendham ZIP codes are in Morris County.