ZIP code
63131
Saint Louis, MO
63131 covers Saint Louis in St. Louis County, with 17,993 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 63131. Methodology
ZIP code map of 63131

About ZIP code 63131
Acceptable cities: Des Peres, Frontenac
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 63131. Not ACS. Methodology
People in 63131
Race
- White15,595
- Black or African American316
- American Indian or Alaska Native14
- Asian1,240
- Native Hawaiian and Pacific Islander8
- Other race151
- Two or more races917
Hispanic or Latino (any race): 479
Age
- Under 102,168
- 10 to 192,712
- 20 to 291,416
- 30 to 391,511
- 40 to 492,149
- 50 to 592,700
- 60 to 692,676
- 70 to 791,862
- 80 and older1,047
Income and housing in 63131
Education
- High school graduate98.6%
- Bachelor's degree83.3%
- Graduate degree41.2%
Places covering 63131
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Des Peres43.1%
- Town and Country27.6%
- Frontenac19.8%
- Huntleigh2.0%
- Westwood1.7%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- St. Louis County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
2.6% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 63131
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 19,053 | |
| 2006 | 17,573 | |
| 2007 | 17,768 | |
| 2008 | 17,671 | |
| 2009 | 17,504 | |
| 2010 | 17,543 | |
| 2011 | 17,000 | 17,576 |
| 2012 | 17,281 | 17,740 |
| 2013 | 17,410 | 17,520 |
| 2014 | 17,741 | 16,990 |
| 2015 | 17,446 | 17,350 |
| 2016 | 17,631 | 18,040 |
| 2017 | 17,458 | 18,150 |
| 2018 | 17,627 | 18,010 |
| 2019 | 17,872 | 17,990 |
| 2020 | 17,707 | 18,060 |
| 2021 | 18,407 | 17,990 |
| 2022 | 18,531 | 18,340 |
| 2023 | 17,993 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 63131
12 nearest ZIP centroids (any distance)
- 63122Saint Louis2.8 miPop 41,724 · Income $132,783
- 63141Saint Louis3.0 miPop 20,640 · Income $122,917
- 63124Saint Louis3.8 miPop 11,009 · Income $188,750
- 63144Saint Louis4.9 miPop 9,580 · Income $91,312
- 63119Saint Louis5.2 miPop 34,574 · Income $103,287
- 63132Saint Louis5.3 miPop 13,953 · Income $84,034
- 63126Saint Louis5.7 miPop 15,373 · Income $99,795
- 63088Valley Park5.8 miPop 8,423 · Income $62,023
- 63127Saint Louis5.8 miPop 5,161 · Income $124,583
- 63117Saint Louis6.0 miPop 9,188 · Income $86,667
- 63017Chesterfield6.2 miPop 43,074 · Income $128,750
- 63146Saint Louis6.2 miPop 30,917 · Income $85,724
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 63131, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 63131 FAQ
- What city is ZIP code 63131 in?
- 63131 is in Saint Louis, MO.
- What county is 63131 in?
- 63131 is in St. Louis County.
- What is the median household income in 63131?
- The median household income in 63131 is $209,306.
- Which ZIP codes are near 63131?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 63131.