Home > MI > Berrien County > Three Oaks > Zip 49128

Zip Code 49128 — Three Oaks, MI

49128 is a ZIP Code associated with Three Oaks, MI, located within Berrien. The postal region supports an estimated population of 3,450 residents across Data Pending housing units, with a population density of 30.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.817060, -86.604570)

Data MetricLocal Statistic
Postal / Zip Code49128
Primary CityThree Oaks
State / ProvinceMI
CountyBerrien
Total Population3,450
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density30.5 people/sq mi
TimezoneAmerica/Detroit

How 49128 Compares

MetricZIP 49128Berrien CountyMI State Average
Population3,450163,62010,077,716
Median IncomeData PendingN/AN/A
Population Density30.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 49116Lakeside3.8 mi86N/A
Zip 49115Harbert4.3 mi147N/A
Zip 49129Union Pier4.3 mi669N/A
Zip 49119New Troy5.0 mi134N/A
Zip 49125Sawyer5.0 mi1,990N/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 →