Milltown, NJ ZIP code
The ZIP code for Milltown, New Jersey is 08850. It is in Middlesex County.
- Population in these ZIPs
- 8,538
- Avg. median income
- $141,600population-weighted
- Typical home value
- $609,500population-weighted
- Metro area
- New York-Newark-Jersey City, NY-NJ
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Milltown, NJ ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 08850 | 8,538 | $141,601 | $609,500 |
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 Milltown
- East Brunswick 2 mi
- New Brunswick 2 mi
- Piscataway 2 mi
- North Brunswick 3 mi
- Sayreville 3 mi
- South River 3 mi
- Highland Park 4 mi
- Spotswood 5 mi
- Helmetta 5 mi
- Somerset 5 mi
- Edison 5 mi
- Perth Amboy 5 mi
Frequently asked questions
What is the ZIP code for Milltown, NJ?
The ZIP code for Milltown, NJ is 08850.
What county is Milltown, New Jersey in?
Milltown ZIP codes are in Middlesex County.