Zip Code 49431 — Ludington, MI

ZIP Code 49431 is associated with Ludington, MI, in Mason County. The listed population estimate is 17,184; estimated density is 69.1 people per square mile. Among records with population estimates, it ranks #1 of 6 in Mason County and #232 of 987 in MI.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.972510, -86.397920)

Data MetricLocal Statistic
Postal / Zip Code49431
Primary CityLudington
State / ProvinceMI
CountyMason
Total Population17,184
Population Density69.1 people/sq mi
TimezoneAmerica/Detroit

How 49431 Compares

MetricZIP 49431Mason County recordsMI records
Population estimate17,18427,293 (sum)10,077,716 (sum)
Population Density69.1 /sq mi----
County population rank#1 of 6----
State population rank#232 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 49454Scottville5.7 mi4,873
ZIP 49405Custer11.2 mi1,635
ZIP 49411Free Soil11.9 mi1,698
ZIP 49449Pentwater12.0 mi2,587
ZIP 49410Fountain13.1 mi1,734

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 →