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Zip Code 48104 — Ann Arbor, MI

48104 is a ZIP Code associated with Ann Arbor, MI, located within Washtenaw. The postal region supports an estimated population of 43,979 residents across Data Pending housing units, with a population density of 2,178.4 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.263430, -83.717480)

Data Metric	Local Statistic
Postal / Zip Code	48104
Primary City	Ann Arbor
State / Province	MI
County	Washtenaw
Total Population	43,979
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	2,178.4 people/sq mi
Timezone	America/Detroit

How 48104 Compares

Metric	ZIP 48104	Washtenaw County	MI State Average
Population	43,979	355,280	10,077,716
Median Income	Data Pending	N/A	N/A
Population Density	2,178.4 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 48109	Ann Arbor	1.5 mi	5,939	N/A
Zip 48108	Ann Arbor	2.9 mi	27,666	N/A
Zip 48105	Ann Arbor	4.7 mi	37,048	N/A
Zip 48197	Ypsilanti	6.4 mi	66,525	N/A
Zip 48103	Ann Arbor	6.4 mi	55,054	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →