Alton ZIP Code, Illinois USA

Alton is one of the popular cities of Illinois, covers 1 zip codes of Madison County and accommodates a total population of 25,642 residents, based on the 2022 American Community Survey (ACS 5-year) data. The 62002 ZIP code's location ALTON is the most populated location having 30,166 residents, among all ZIP code locations in Alton, IL. This resource summarizes its demographic information such as Alton city zip codes, population, area codes, household income, per capita income including other useful socio-economic indicators.

Alton, IL ZIP Codes Cover 1 Locations

The ZIP codes of Alton covers 1 major location in Illinois in the United States.

ZIP Code	Post Office Location	Post Office	Population
62002	ALTON 2350 HOMER M ADAMS PKWY	Standard	30166

All ZIP Codes of Alton, IL Part of 1 County

ZIP code 62002 in Alton, IL spread across 1 county of Illinois in the United States.

• Madison County

618 Area Code is used in Alton, IL

NPA code 618 is being used in all Alton city, IL ZIP code locations in the United States, according to North American Numbering Plan Administrator (NANPA).

• 618 Area Code

City of Alton, IL Socio-economic and Demographic Data

Alton is a city in Madison County, Illinois, USA. This socio-economic and demographic dynamics of Alton, IL briefly summarizes how its total population of 25,642 residents (12,244 males and 13,398 females) connected to education, employment, income, housing and more.

City	Alton
County	Madison County
State	Illinois
Total Population	25,642
Median Age	38
Total Male Population	12,244
Total Female Population	13,398
Male Female Ratio	914 female per 1,000 male
Younger Ppulation below 16 years	5,451
White Population	17,103
Hispanic or Latino Population	635
Black Population	6,343
Asian Population	235
Total US Natives or Citizens	25,642
Total Non US Citizens	211
Per Capita Income	$28,120
Total Household Income	$64,590
Total Housing Units	10,878
Vacant Housing Units	1,679

This population information for Alton city is sourced from 2022 American Community Survey (ACS 5-year) data.

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