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ZIP 63368 · O'Fallon

Who lives in ZIP code 63368 (O'Fallon, MO): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

O'Fallon, MO · St. Charles County

uszips 2026
People46,966
Median age38.0
Household income$124,297
Home value$351,182
Median rent$1,482/mo
Poverty3.8%
College degree+51.0%
Commute25 min

Place

Metro area
St. Louis, MO-IL
Wider region
St. Louis-St. Charles-Farmington, MO-IL
Time zone
Central
Density
1,118 / sq mi
Housing units
17,271

County

St. Charles100%

Share of the ZIP's people in each county.

Age mix

Under 1013.9%
10–1913.6%
20s11.3%
30s14.0%
40s12.6%
50s15.7%
60s10.0%
70s5.7%
80+3.1%

12.8% are 65 or older; 74.5% are adults.

Household income

Under $25K5.0%
$25K–50K9.4%
$50K–75K11.5%
$75K–100K11.7%
$100K–150K24.3%
$150K+37.9%

62.2% of households earn $100K+. Median per person: $57,701.

Education (adults 25+)

Less than high school3.3%
High school18.4%
Some college27.4%
Bachelor's32.3%
Graduate18.7%

41.6% of degrees are in STEM fields.

Race

White82.6%
Black3.8%
Asian6.6%
Native American0.1%
Pacific Islander0.1%
Other1.4%
Two or more5.3%

3.6% Hispanic or Latino (of any race).

Households & family

Married
57.4%
Never married
27.7%
Divorced
10.6%
Widowed
4.4%
Family size
3.15
Dual-income families
66.8%

Housing

Own their home
82.0%
Rent burden
21.3%
Men / women
49% / 52%

Work

In labor force
75.3%
Unemployment
2.1%
Self-employed
10.6%
Farmers
0.4%

Community

Charitable givers
40.1%
Veterans
6.2%
With a disability
7.9%
No health insurance
3.8%
Limited English
1.2%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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