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Olathe, KS ZIP codes

Olathe, Kansas has 4 ZIP codes, including 2 PO Box ZIPs. They are in Johnson County.

Population in these ZIPs
146,808
Avg. median income
$114,200population-weighted
Typical home value
$436,300population-weighted
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Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 miles

Olathe, KS ZIP codes list

Olathe, KS ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
66051 PO BoxJohnson County———
66061Johnson County67,967$110,176$434,200
66062Johnson County78,841$117,585$438,100
66063 PO BoxJohnson 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 Olathe

Frequently asked questions

What is the ZIP code for Olathe, KS?

Olathe, KS has 4 ZIP codes: 66051, 66061, 66062 and 66063.

What county is Olathe, Kansas in?

Olathe ZIP codes are in Johnson County.

Which Olathe ZIP codes are PO Boxes?

66051 and 66063 are PO Box or single-organization ZIP codes; they have no residential delivery area.