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California, MD ZIP code

The ZIP code for California, Maryland is 20619. It is in St. Mary's County.

Population in these ZIPs
14,212
Avg. median income
$119,400population-weighted
Typical home value
$395,700population-weighted
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ZIP codes within 10 miles

California, MD ZIP code list

California, MD ZIP codes
ZIP codePopulationMedian incomeTypical home value
2061914,212$119,432$395,700

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 California, MD?

The ZIP code for California, MD is 20619.

What county is California, Maryland in?

California ZIP codes are in St. Mary's County.