ZIP Code 63303

ZIP Code Tabulation Area in St. Charles County, Missouri.

Population: 46,627
Median household income: $98,031
Median home value: $301,700

ZIP Code 63303 (St. Charles County, Missouri) is home to about 46,627 residents. At $98,031, its median household income sits below St. Charles County's $102,912.

From 2019 to 2023, ZIP Code 63303's population declined 3.6% from 48,363 to 46,627, while its median gross rent rose 22.2% from $1,088 to $1,329.

The typical home was built around 1989. 4.5% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 46,627
Median age: 41.2 yrs
Median household income: $98,031
Median home value: $301,700
Median gross rent: $1,329
Housing units: 21,448
Homeownership rate: 75.2%
Bachelor's degree or higher: 50.1%
Unemployment rate: 1.8%

Trends

ACS 5-year · 2019–2023

Population

48,36346,627

Median household income

$79,633$98,031

Median home value

$217,900$301,700

Median gross rent

$1,088$1,329

Year	Population	Median household income	Median home value	Median gross rent
2019	48,363	$79,633	$217,900	$1,088
2020	47,897	$82,336	$231,700	$1,116
2021	47,772	$85,949	$242,600	$1,163
2022	47,285	$94,658	$283,100	$1,236
2023	46,627	$98,031	$301,700	$1,329

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.4%

5 to 1713.4%

18 to 246.2%

25 to 3415.8%

35 to 4413.4%

45 to 5410.4%

55 to 6416.7%

65 to 7411.0%

75 and over7.8%

	Count	Share
Under 5	2,506	5.4%
5 to 17	6,243	13.4%
18 to 24	2,909	6.2%
25 to 34	7,370	15.8%
35 to 44	6,234	13.4%
45 to 54	4,854	10.4%
55 to 64	7,764	16.7%
65 to 74	5,109	11.0%
75 and over	3,638	7.8%

Race & ethnicity

	Count	Share
White (non-Hispanic)	36,778	78.9%
Black or African American	3,028	6.5%
American Indian & Alaska Native	22	0.0%
Asian	2,594	5.6%
Native Hawaiian & Pacific Islander	41	0.1%
Some other race	156	0.3%
Two or more races	1,739	3.7%
Hispanic or Latino (any race)	2,269	4.9%

Educational attainment (age 25+)

No high school diploma4.3%

High school graduate19.9%

Some college or associate's25.7%

Bachelor's degree31.1%

Graduate or professional degree19.1%

	Count	Share
No high school diploma	1,492	4.3%
High school graduate	6,947	19.9%
Some college or associate's	8,996	25.7%
Bachelor's degree	10,860	31.1%
Graduate or professional degree	6,674	19.1%

Commute to work

Mean travel time to work: 22 min

Drove alone76.7%

Carpooled4.5%

Public transit0.1%

Walked0.8%

Bicycle0.0%

Worked from home17.0%

Other means0.9%

How workers get to work

	Count	Share
Drove alone	19,984	76.7%
Carpooled	1,176	4.5%
Public transit	16	0.1%
Walked	206	0.8%
Bicycle	10	0.0%
Worked from home	4,418	17.0%
Other means	247	0.9%

Travel time

	Count	Share
Under 15 min	4,311	19.9%
15 to 29 min	11,806	54.6%
30 to 44 min	4,430	20.5%
45 to 59 min	649	3.0%
60+ min	443	2.0%

Households

Average household size: 2.25
Poverty rate: 4.5% (2,067 of 46,391)

	Count	Share
Family households	12,699	61.6%
Nonfamily households	7,900	38.4%

Housing

Median year structure built: 1989

Occupancy

	Count	Share
Occupied	20,599	96.0%
Vacant	849	4.0%

Tenure (of occupied units)

	Count	Share
Owner-occupied	15,498	75.2%
Renter-occupied	5,101	24.8%

1-unit, detached63.2%

1-unit, attached9.3%

2 to 4 units3.5%

5 to 19 units13.6%

20 or more units7.5%

Mobile home & other3.0%

Units in structure

	Count	Share
1-unit, detached	13,550	63.2%
1-unit, attached	1,996	9.3%
2 to 4 units	755	3.5%
5 to 19 units	2,912	13.6%
20 or more units	1,601	7.5%
Mobile home & other	634	3.0%

ZIP Code 63303

Demographics

Trends

Age distribution

Race & ethnicity

Educational attainment (age 25+)

Commute to work

Households

Housing

Geography

Counties this ZIP covers

Compare with nearby ZIP codes

National ZIP rankings

Nearby ZIP codes