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Mongo, IN ZIP code

The ZIP code for Mongo, Indiana is 46771. It is in LaGrange County.

Population in these ZIPs
80
Avg. median income
—population-weighted
Typical home value
—population-weighted
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ZIP codes within 10 miles

Mongo, IN ZIP code list

Mongo, IN ZIP codes
ZIP codePopulationMedian incomeTypical home value
4677180——

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 Mongo

Frequently asked questions

What is the ZIP code for Mongo, IN?

The ZIP code for Mongo, IN is 46771.

What county is Mongo, Indiana in?

Mongo ZIP codes are in LaGrange County.