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Trenton, KY ZIP code

The ZIP code for Trenton, Kentucky is 42286. It is in Todd County.

Population in these ZIPs
2,163
Avg. median income
$65,900population-weighted
Typical home value
$293,300population-weighted
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ZIP codes within 10 miles

Trenton, KY ZIP code list

Trenton, KY ZIP codes
ZIP codePopulationMedian incomeTypical home value
422862,163$65,938$293,300

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

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Frequently asked questions

What is the ZIP code for Trenton, KY?

The ZIP code for Trenton, KY is 42286.

What county is Trenton, Kentucky in?

Trenton ZIP codes are in Todd County.