ZIP Codes Box

Lake County, Illinois ZIP codes

31ZIP codes
28Cities and towns
739,218People in ZIP areas
224, 262, 779Area codes

Lake County is in Illinois and the Central Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.

All ZIP codes in Lake County

ZIP codeCityTypePopulationMedian income
60002AntiochStandard24,232$104,981
60010BarringtonStandard45,747$177,566
60015DeerfieldStandard28,096$183,125
60020Fox LakeStandard10,970$73,949
60030GrayslakeStandard35,792$104,795
60031GurneeStandard37,107$111,034
60035Highland ParkStandard30,398$168,094
60037Fort SheridanStandard––
60040HighwoodStandard5,301$107,875
60041InglesideStandard9,024$93,396
60044Lake BluffStandard10,312$134,724
60045Lake ForestStandard21,074$233,125
60046Lake VillaStandard34,613$126,042
60047Lake ZurichStandard44,240$176,081
60048LibertyvilleStandard29,124$173,975
60060MundeleinStandard37,344$110,335
60061Vernon HillsStandard27,974$124,468
60064North ChicagoStandard14,884$49,195
60069LincolnshireStandard8,502$162,826
60073Round LakeStandard62,868$98,514
60075RussellPO Box only129–
60079WaukeganPO Box only––
60083WadsworthStandard9,981$123,125
60084WaucondaStandard17,192$110,090
60085WaukeganStandard72,341$66,793
60086North ChicagoUnique––
60087WaukeganStandard27,293$76,738
60088Great LakesStandard14,400$66,008
60089Buffalo GroveStandard42,872$129,401
60096Winthrop HarborStandard6,527$95,601
60099ZionStandard30,881$66,109

Cities and towns in Lake County

Area codes in Lake County

Questions

How many ZIP codes are in Lake County, IL?
Lake County has 31 ZIP codes, 28 of them standard ZIP codes for street addresses.
What cities are in Lake County?
Lake County ZIP codes cover Waukegan, North Chicago, Antioch, Barrington, Buffalo Grove, Deerfield, Fort Sheridan and Fox Lake and 20 other places.
What area code is Lake County, IL?
Lake County uses area codes 224, 262, 779, 815 and 847.
What time zone is Lake County in?
Lake County is in Central Time.

Other Illinois counties