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Denver, NY ZIP code

The ZIP code for Denver, New York is 12421. It is in Delaware County.

Population in these ZIPs
261
Avg. median income
$100,800population-weighted
Typical home value
$356,900population-weighted
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ZIP codes within 10 miles

Denver, NY ZIP code list

Denver, NY ZIP codes
ZIP codePopulationMedian incomeTypical home value
12421261$100,819$356,900

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 Denver

Frequently asked questions

What is the ZIP code for Denver, NY?

The ZIP code for Denver, NY is 12421.

What county is Denver, New York in?

Denver ZIP codes are in Delaware County.