Zip Code 48309 — Rochester, MI

ZIP Code 48309 is associated with Rochester, MI, in Oakland County. The listed population estimate is 30,685; estimated density is 761.3 people per square mile. Among records with population estimates, it ranks #5 of 68 in Oakland County and #85 of 987 in MI.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.658660, -83.183480)

Data MetricLocal Statistic
Postal / Zip Code48309
Primary CityRochester
State / ProvinceMI
CountyOakland
Total Population30,685
Population Density761.3 people/sq mi
TimezoneAmerica/Detroit

How 48309 Compares

MetricZIP 48309Oakland County recordsMI records
Population estimate30,6851,307,547 (sum)10,077,716 (sum)
Population Density761.3 /sq mi----
County population rank#5 of 68----
State population rank#85 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 48307Rochester3.1 mi44,714
ZIP 48326Auburn Hills3.7 mi24,514
ZIP 48098Troy4.1 mi20,936
ZIP 48306Rochester4.7 mi28,389
ZIP 48342Pontiac4.8 mi17,564

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 →