St. Charles County

St. Charles County has 414,535 residents across 13 ZIP codes with their own report. Median household income is $104,692, 48% above the Missouri figure. The typical owner-occupied home is valued at $320,800, and 43% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026

414,535residentsACS 2020–2024

$104,692median household incomeMissouri: $71K

$320,800median home valueowner-occupied homes

95%of households have broadbandhome internet subscription

St. Charles County in MissouriZIP codes in St. Charles County highlighted; the rest of Missouri in grey

Map of Missouri with St. Charles County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 13 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP code	Residents	Household income	Home value	Owners	Bachelor's+	Broadband	Commute
63301	52,667	$85K	$268K	72%	38%	94%	24 min
63303	46,089	$99K	$321K	74%	49%	95%	24 min
63304	43,195	$114K	$351K	88%	49%	95%	26 min
63332	1,651	$146K	$385K	97%	33%	85%	41 min
63341	3,515	$171K	$607K	96%	54%	92%	30 min
63348	10,394	$116K	$386K	89%	34%	92%	34 min
63366	54,769	$101K	$305K	82%	33%	95%	27 min
63367	29,725	$138K	$409K	82%	52%	98%	28 min
63368	46,966	$124K	$349K	82%	51%	96%	27 min
63373	690	$89K	$221K	86%	24%	93%	27 min
63376	74,962	$96K	$275K	81%	39%	95%	25 min
63385	51,330	$112K	$347K	84%	40%	96%	30 min
63386	482	$110K	$157K	86%	22%	91%	31 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

414,535 residents in 161,311 households, next to the Missouri figure.

23%

under 18

21%

aged 18–34

17%

aged 65 and over

25%

of households are people living alone

57%

of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

167,163 housing units; the median owner-occupied home is valued at $320,800 (±$3,551).

81%

of households own their home

75%

of homes are detached single-family houses

11%

are in buildings with 5 or more units

are mobile homes

of housing units are vacant

$1,370

median gross rent a month

When homes were built

2020 or later3%

2010–201914%

2000–200921%

1990–199920%

1980–198917%

1970–197912%

1960–19696%

1950–19594%

1940–19491%

1939 or earlier2%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$1,179.

$104,692

median household income

5.2%

of people live below the poverty line

2.9%

unemployment rate

43%

of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

26 min

average commute to work

10%

of commuters travel 45 minutes or more

80%

of workers drive or carpool

take public transportation

walk or bike

18%

work from home

of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

95%

of households have a broadband subscription

have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Around here.

Photographs taken near St. Charles County, Missouri, shared on Wikimedia Commons under free licences.