Grand Blanc, MI ZIP codes

Grand Blanc, Michigan has 2 ZIP codes, including 1 PO Box ZIP. They are in Genesee County.

Population in these ZIPs: 51,900
Avg. median income: $88,500population-weighted
Typical home value: $295,000population-weighted
Metro area: Flint, MI

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Grand Blanc, MI ZIP codes list

Grand Blanc, MI ZIP codes
ZIP code	County	Population	Median income	Typical home value
48439	Genesee County	51,900	$88,490	$295,000
48480 PO Box	Genesee 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 Grand Blanc

Atlas 5 mi
Burton 5 mi
Goodrich 7 mi
Flint 8 mi
Holly 8 mi
Swartz Creek 10 mi
Davison 10 mi
Hadley 11 mi
Ortonville 11 mi
Linden 12 mi
Fenton 12 mi
Davisburg 13 mi

Frequently asked questions

What is the ZIP code for Grand Blanc, MI?

Grand Blanc, MI has 2 ZIP codes: 48439 and 48480.

What county is Grand Blanc, Michigan in?

Grand Blanc ZIP codes are in Genesee County.

Which Grand Blanc ZIP codes are PO Boxes?

48480 is a PO Box or single-organization ZIP code; it has no residential delivery area.