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Kelseyville, CA ZIP code

The ZIP code for Kelseyville, California is 95451. It is in Lake County.

Population in these ZIPs
12,592
Avg. median income
$62,600population-weighted
Typical home value
$347,100population-weighted
Metro area
Clearlake, CA
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ZIP codes within 10 miles

Kelseyville, CA ZIP code list

Kelseyville, CA ZIP codes
ZIP codePopulationMedian incomeTypical home value
9545112,592$62,568$347,100

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 Kelseyville

Frequently asked questions

What is the ZIP code for Kelseyville, CA?

The ZIP code for Kelseyville, CA is 95451.

What county is Kelseyville, California in?

Kelseyville ZIP codes are in Lake County.