US Census Data

ZIP 63121 vs ZIP 63129

A side-by-side comparison of ZIP Code 63121 and ZIP Code 63129: population, income, housing, and more.

ZIP 63121 and ZIP 63129 are ZIP Code areas in Missouri. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 63129 has the higher population (51,356 vs 24,571 in ZIP 63121). ZIP 63129 has the higher median household income ($91,920 vs $41,285 in ZIP 63121). ZIP 63129 has the higher median home value ($278,800 vs $93,900 in ZIP 63121).

Population, income & housing

ZIP 63121ZIP 63129
Population24,57151,356
Median age35.2 yrs45.0 yrs
Median household income$41,285$91,920
Median home value$93,900$278,800
Median gross rent$938$1,087
Housing units12,74521,945
Homeownership rate52.9%78.4%
Bachelor's degree or higher21.9%41.9%
Unemployment rate12.1%3.0%

Trends (ACS 5-year, 2019–2023)

ZIP 63121ZIP 63129
Population23,561 → 24,571 (+4.3%)52,975 → 51,356 (-3.1%)
Median household income$39,174 → $41,285 (+5.4%)$78,312 → $91,920 (+17.4%)
Median home value$74,600 → $93,900 (+25.9%)$219,700 → $278,800 (+26.9%)
Median gross rent$867 → $938 (+8.2%)$847 → $1,087 (+28.3%)

ZIP 63121

Population
23,56124,571
Median household income
$39,174$41,285
Median home value
$74,600$93,900
Median gross rent
$867$938

ZIP 63129

Population
52,97551,356
Median household income
$78,312$91,920
Median home value
$219,700$278,800
Median gross rent
$847$1,087

Age & race/ethnicity

Age distribution (share)

ZIP 63121ZIP 63129
Under 55.9%4.9%
5 to 1716.0%14.0%
18 to 2413.1%8.7%
25 to 3414.7%11.2%
35 to 4411.0%11.2%
45 to 549.0%13.2%
55 to 6413.1%15.5%
65 to 7410.8%12.7%
75 and over6.4%8.5%

Race & ethnicity (share)

ZIP 63121ZIP 63129
White (non-Hispanic)13.5%87.5%
Black or African American79.6%4.0%
American Indian & Alaska Native0.1%0.0%
Asian1.6%1.5%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.1%0.1%
Two or more races3.4%4.0%
Hispanic or Latino1.7%2.9%

Educational attainment (age 25+)

Share of adults 25+

ZIP 63121ZIP 63129
No high school diploma8.7%4.9%
High school graduate36.7%24.8%
Some college or associate's32.7%28.4%
Bachelor's degree13.1%26.8%
Graduate or professional degree8.7%15.0%

Commute to work

How workers get to work (share)

ZIP 63121ZIP 63129
Drove alone73.4%78.7%
Carpooled5.9%5.4%
Public transit5.1%0.2%
Walked4.7%0.5%
Bicycle0.1%0.1%
Worked from home9.3%14.7%
Other means1.5%0.5%

Housing

Units in structure (share)

ZIP 63121ZIP 63129
1-unit, detached77.2%71.1%
1-unit, attached0.9%5.1%
2 to 4 units4.6%2.5%
5 to 19 units12.2%13.9%
20 or more units3.8%7.3%
Mobile home & other1.4%0.1%

Poverty & households

ZIP 63121ZIP 63129
Poverty rate23.6%6.4%
Average household size2.162.40
Mean commute (minutes)2226
Median year structure built19521980

Full profiles

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ZIP 63121 vs ZIP 63129: Compare Population & Demographics | US Census Data