Zip Code 49130 — Union, MI

ZIP Code 49130 is associated with Union, MI, in Cass County. The listed population estimate is 1,258; estimated density is 41.2 people per square mile. Among records with population estimates, it ranks #7 of 7 in Cass County and #780 of 987 in MI.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.780860, -85.859970)

Data MetricLocal Statistic
Postal / Zip Code49130
Primary CityUnion
State / ProvinceMI
CountyCass
Total Population1,258
Population Density41.2 people/sq mi
TimezoneAmerica/Detroit

How 49130 Compares

MetricZIP 49130Cass County recordsMI records
Population estimate1,25842,734 (sum)10,077,716 (sum)
Population Density41.2 /sq mi----
County population rank#7 of 7----
State population rank#780 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 49061Jones7.1 mi1,799
ZIP 49095Vandalia9.0 mi2,432
ZIP 49112Edwardsburg9.1 mi10,544
ZIP 49099White Pigeon9.6 mi5,942
ZIP 49031Cassopolis10.5 mi7,869

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 →