ZIP Code 62002 Map
Census ZIP Code Tabulation Area 62002 in Alton, IL (Madison County). ZCTA boundaries closely approximate USPS delivery areas.
Loading map…
ZIP 62002 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
29,543
Households
12,801
Median household income
$61,414
Median age
40.4 years
Median home value
$118,900
Median gross rent
$1,006/mo
Owner-occupied homes
65.7%
Bachelor's degree or higher
24.1%
Below poverty level
17.8%
Land area
41.3 sq mi
Population density
716 / sq mi