Zip Code 49129 — Union Pier, MI

ZIP Code 49129 is associated with Union Pier, MI, in Berrien County. The listed population estimate is 669; estimated density is 51.4 people per square mile. Among records with population estimates, it ranks #18 of 23 in Berrien County and #859 of 987 in MI.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.816990, -86.688390)

Data MetricLocal Statistic
Postal / Zip Code49129
Primary CityUnion Pier
State / ProvinceMI
CountyBerrien
Total Population669
Population Density51.4 people/sq mi
TimezoneAmerica/Detroit

How 49129 Compares

MetricZIP 49129Berrien County recordsMI records
Population estimate669163,620 (sum)10,077,716 (sum)
Population Density51.4 /sq mi----
County population rank#18 of 23----
State population rank#859 of 987----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MI

ZIP CodeCityDistancePopulation estimate
ZIP 49116Lakeside2.4 mi86
ZIP 49117New Buffalo3.2 mi3,358
ZIP 49128Three Oaks4.3 mi3,450
ZIP 49115Harbert4.9 mi147
ZIP 49125Sawyer7.4 mi1,990

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 →