Michigan

Postal abbreviation MI. 1,159 ZIP codes across 83 counties.

Population10,077,761
Postal abbreviationMI
ZIP codes1,159 ZIP codes →
Area codes231248269313517586616679810906947989
Time zonesEastern, Central
Counties83

Largest cities by population

Detroit · 638,530Grand Rapids · 198,535Warren · 137,928Sterling Heights · 133,573Ann Arbor · 122,036Lansing · 113,023Dearborn · 107,423Livonia · 93,851Troy · 87,898Westland · 83,633Flint · 80,175Wyoming · 77,353Southfield · 76,236Kalamazoo · 73,076Novi · 66,717Pontiac · 62,104Taylor · 62,081Dearborn Heights · 61,771Royal Oak · 57,950Battle Creek · 52,374Portage · 49,259Roseville · 47,123East Lansing · 45,758Saginaw · 43,536Midland · 42,724Lincoln Park · 39,257Muskegon · 37,226Holland · 34,423Eastpointe · 33,982Bay City · 32,320

Largest counties by population

Wayne County · 1,772,259Oakland County · 1,279,825Macomb County · 879,853Kent County · 663,150Genesee County · 403,305Washtenaw County · 369,822Ottawa County · 301,203Ingham County · 283,913Kalamazoo County · 262,375Livingston County · 195,833

Counties in Michigan

Alcona CountyAlger CountyAllegan CountyAlpena CountyAntrim CountyArenac CountyBaraga CountyBarry CountyBay CountyBenzie CountyBerrien CountyBranch CountyCalhoun CountyCass CountyCharlevoix CountyCheboygan CountyChippewa CountyClare CountyClinton CountyCrawford CountyDelta CountyDickinson CountyEaton CountyEmmet CountyGenesee CountyGladwin CountyGogebic CountyGrand Traverse CountyGratiot CountyHillsdale CountyHoughton CountyHuron CountyIngham CountyIonia CountyIosco CountyIron CountyIsabella CountyJackson CountyKalamazoo CountyKalkaska CountyKent CountyKeweenaw CountyLake CountyLapeer CountyLeelanau CountyLenawee CountyLivingston CountyLuce CountyMackinac CountyMacomb CountyManistee CountyMarquette CountyMason CountyMecosta CountyMenominee CountyMidland CountyMissaukee CountyMonroe CountyMontcalm CountyMontmorency CountyMuskegon CountyNewaygo CountyOakland CountyOceana CountyOgemaw CountyOntonagon CountyOsceola CountyOscoda CountyOtsego CountyOttawa CountyPresque Isle CountyRoscommon CountySaginaw CountySanilac CountySchoolcraft CountyShiawassee CountySt. Clair CountySt. Joseph CountyTuscola CountyVan Buren CountyWashtenaw CountyWayne CountyWexford County

Population: U.S. Census Bureau, ACS 5-year estimates, 2024.