US ZIP Code Map

City

Alton, IL ZIP codes

5 ZIPs, including 62002 as primary city.

ACS population

69,576

Median household income

$64,958

Median home value

$131,020

Map of Alton

ZIP code map

ZIP share of this city

Population share

ZIP codes in Alton

ZIPCityCountyPopulationIncome
62002AltonMadison County30,036$57,851
62010BethaltoMadison County11,154$72,717
62018Cottage HillsMadison County3,006$41,750
62024East AltonMadison County9,465$60,775
62035GodfreyMadison County15,915$91,696