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Seaton, IL ZIP code

The ZIP code for Seaton, Illinois is 61476. It is in Mercer County.

Population in these ZIPs
551
Avg. median income
$88,300population-weighted
Typical home value
$122,500population-weighted
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ZIP codes within 10 miles

Seaton, IL ZIP code list

Seaton, IL ZIP codes
ZIP codePopulationMedian incomeTypical home value
61476551$88,264$122,500

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 Seaton

Frequently asked questions

What is the ZIP code for Seaton, IL?

The ZIP code for Seaton, IL is 61476.

What county is Seaton, Illinois in?

Seaton ZIP codes are in Mercer County.