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Montclair, NJ ZIP codes

Montclair, New Jersey has 2 ZIP codes. They are in Essex County.

Population in these ZIPs
40,582
Avg. median income
$164,400population-weighted
Typical home value
$1,083,700population-weighted
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ZIP codes within 10 miles

Montclair, NJ ZIP codes list

Montclair, NJ ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
07042Essex County27,326$122,847$934,100
07043Essex County13,256$250,001$1,392,000

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 Montclair

Frequently asked questions

What is the ZIP code for Montclair, NJ?

Montclair, NJ has 2 ZIP codes: 07042 and 07043.

What county is Montclair, New Jersey in?

Montclair ZIP codes are in Essex County.