ZIP Code 63304 Map
Census ZIP Code Tabulation Area 63304 in St. Charles, MO (St. Charles County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 63304 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
43,195
Households
16,284
Median household income
$114,442
Median age
40.7 years
Median home value
$351,000
Median gross rent
$1,749/mo
Owner-occupied homes
87.7%
Bachelor's degree or higher
49.3%
Below poverty level
3.5%
Land area
55.1 sq mi
Population density
784 / sq mi