Census ACS · Missouri
ZIP Code 63303
ZIP code 63303 is located in Missouri with a population of 46,627. The median household income is $98,031 and the median home value is $301,700.
46,627
Population
$98,031
Median Income
$301,700
Median Home Value
41.2
Median Age
Race & Ethnicity
| White | 79.8% |
| Black | 6.5% |
| Asian | 0.0% |
| Hispanic (any race) | 0.9% |
Male: 49.3% · Female: 50.7%
Economy & Income
$98,031
Median Household Income
$57,795
Per Capita Income
1.6%
Poverty Rate
Housing
$301,700
Median Home Value
$1,329
Median Rent
75.2%
Homeownership
Education
95.7%
High School+
50.1%
Bachelor's Degree+
Nearby ZIP Codes
Largest cities in Missouri
Part of Missouri
Metro areas in Missouri
Frequently Asked Questions
ZIP code 63303 in Missouri has a population of 46,627 according to latest Census ACS data.
The median household income in ZIP 63303 is $98,031. The per capita income is $57,795. The poverty rate is 1.6%.
ZIP code 63303 is located in Missouri.
More from Missouri
Data for ZIP Code Tabulation Area (ZCTA) 63303 from the American Community Survey 5-Year estimates. ZCTAs approximately correspond to USPS ZIP code delivery areas but are built from Census blocks and may not match exactly.
ZIP 63303 is defined demographically by education — 50.1% of adults hold a bachelor’s degree, above the national average. ZIP 63303 is a ZIP code in Missouri with a population of 46,627.
Households take in a median $98,031, comfortably above the US median of $78,538. The poverty rate, 1.6%, is on the lower side for US ZIP codes and below the national 12.4%. Home values run above average at $301,700, with typical rent around $1,329.
Educational attainment is on the higher side for US ZIP codes — 50.1% of adults hold a four-year degree, above the national 35.0%.
The education numbers are the throughline: a college-heavy population in ZIP 63303 usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Source: U.S. Census Bureau ACS, 2026.