ZIP Code 63386
About West Alton
West Alton is a city in St. Charles County, Missouri, United States. The population was 359 at the 2020 census. It is located at the tip of the peninsula formed by the confluence of the Missouri and Mississippi Rivers and is directly across Alton, Illinois.
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Area Profile
US Census (ACS 5-year · Gazetteer)
537
population
$125,313
median household income
16
people / sq mi
$156,300
median home value
$1,313
median gross rent
36.9
median age
233
housing units
169
households
33.2
land area (sq mi)
Points of interest
- gas
Brands
- BP (1)
- Mobil (1)