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Nicasio, CA ZIP code

The ZIP code for Nicasio, California is 94946. It is in Marin County.

Population in these ZIPs
715
Avg. median income
$154,700population-weighted
Typical home value
$2,119,000population-weighted
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ZIP codes within 10 miles

Nicasio, CA ZIP code list

Nicasio, CA ZIP codes
ZIP codePopulationMedian incomeTypical home value
94946715$154,688$2,119,000

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

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Frequently asked questions

What is the ZIP code for Nicasio, CA?

The ZIP code for Nicasio, CA is 94946.

What county is Nicasio, California in?

Nicasio ZIP codes are in Marin County.