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Frankenmuth, MI ZIP codes

Frankenmuth, Michigan has 2 ZIP codes, including 1 PO Box ZIP. They are in Saginaw County.

Population in these ZIPs
7,746
Avg. median income
$91,000population-weighted
Typical home value
$321,700population-weighted
Metro area
Saginaw, MI
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ZIP codes within 10 miles

Frankenmuth, MI ZIP codes list

Frankenmuth, MI ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
48734Saginaw County7,746$91,032$321,700
48787 PO BoxSaginaw 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 Frankenmuth

Frequently asked questions

What is the ZIP code for Frankenmuth, MI?

Frankenmuth, MI has 2 ZIP codes: 48734 and 48787.

What county is Frankenmuth, Michigan in?

Frankenmuth ZIP codes are in Saginaw County.

Which Frankenmuth ZIP codes are PO Boxes?

48787 is a PO Box or single-organization ZIP code; it has no residential delivery area.