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Fallbrook, CA ZIP codes

Fallbrook, California has 2 ZIP codes, including 1 PO Box ZIP. They are in San Diego County.

Population in these ZIPs
52,227
Avg. median income
$111,300population-weighted
Typical home value
$877,200population-weighted
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ZIP codes within 10 miles

Fallbrook, CA ZIP codes list

Fallbrook, CA ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
92028San Diego County52,227$111,290$877,200
92088 PO BoxSan Diego County———

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 Fallbrook

Frequently asked questions

What is the ZIP code for Fallbrook, CA?

Fallbrook, CA has 2 ZIP codes: 92028 and 92088.

What county is Fallbrook, California in?

Fallbrook ZIP codes are in San Diego County.

Which Fallbrook ZIP codes are PO Boxes?

92088 is a PO Box or single-organization ZIP code; it has no residential delivery area.