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Castalia, OH ZIP code

The ZIP code for Castalia, Ohio is 44824. It is in Erie County.

Population in these ZIPs
3,642
Avg. median income
$79,800population-weighted
Typical home value
$243,900population-weighted
Metro area
Sandusky, OH
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ZIP codes within 10 miles

Castalia, OH ZIP code list

Castalia, OH ZIP codes
ZIP codePopulationMedian incomeTypical home value
448243,642$79,803$243,900

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 Castalia

Frequently asked questions

What is the ZIP code for Castalia, OH?

The ZIP code for Castalia, OH is 44824.

What county is Castalia, Ohio in?

Castalia ZIP codes are in Erie County.