Postal Codes

63109 ZIP Code

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ZIP code 63109 covers Saint Louis, Missouri, with a population of about 25,743 and a median household income of $71,563.

Population
25,7437,280 per square mile
Median age
41.22.5 points above the US average
Median household income
$71,563about the Missouri median
Poverty rate
9.8%2.6 points below the US average
Typical home value
$276,171up 16% in five years
Median rent
$9297% below the Missouri median
Degree or higher
51.5%16.5 points above the US average
Homeownership
63%2 points below the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
565

Where 63109 is

Saint Louis, Missouri — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population25,743
Median age41.2
Family households42%
Born outside the US4.3%
Speaks a language other than English at home5.6%
White (non-Hispanic)87.1%
Black (non-Hispanic)5.8%
Asian (non-Hispanic)1%
Hispanic or Latino2.8%
Veterans5.7%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$71,563
Income per person$49,473
Poverty rate9.8%
Households on SNAP or cash assistance5.9%

Household income distribution

Under $10k3.7%
$10–15k3.2%
$15–20k3.4%
$20–25k2.2%
$25–30k5.6%
$30–35k4.7%
$35–40k4.5%
$40–45k3.9%
$45–50k3.9%
$50–60k5.7%
$60–75k12.4%
$75–100k13.8%
$100–125k9.4%
$125–150k6.3%
$150–200k10.6%
$200k or more6.7%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed14,460
Mean adjusted gross income$80,878
Returns declaring $200,000 or more6.2%
Returns, under $25k19.9%
Returns, $25k–$50k23.9%
Returns, $50k–$75k18.7%
Returns, $75k–$100k11.9%
Returns, $100k–$200k19.4%
Returns, $200k or more6.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$244,900
Median gross rent$929
Rent as a share of household income25.6%
Owner-occupied63%
Vacant homes6.2%
Median year built1938

What the homes are

Detached house60.3%
Attached house2%
2 to 4 units30.3%
5 to 19 units5.6%
20 or more units1.4%
Mobile home0.3%
Boat, RV or van0.1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$276,171as of 2026-07
Typical home value, 1 yearup 0.3%
Typical home value, 5 yearsup 16%
Typical home value, 10 yearsup 61.2%
Typical asking rent$1,223as of 2026-07
Typical asking rent, 1 yearup 5.3%
Typical asking rent, 5 yearsup 33.8%
Typical home value since 2000
200020132026$276,171$104,550

$104,550 in 2000 to $276,171 in 2026.

Typical asking rent
201720212026$1,223$729

$729 in 2017 to $1,223 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.8%
Bachelor's degree or higher51.5%
High school diploma or higher95.9%
Works from home19.2%
Drives to work alone72.1%
Takes public transport0.9%
Commutes 45 minutes or more7.3%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity30.8% 2.6 pts below the national average of 33.4%
Diagnosed diabetes8.8% 3.2 pts below the national average of 12%
Currently smokes12.4% 0.8 pts below the national average of 13.2%
High blood pressure30.1% 4 pts below the national average of 34.1%
Fair or poor general health15% 5.3 pts below the national average of 20.3%
No health insurance (18–64)6.2% 5.1 pts below the national average of 11.3%
Depression25.7% 3.8 pts above the national average of 21.9%
No leisure-time physical activity19% 6.4 pts below the national average of 25.4%
Arthritis23.7% 1.4 pts below the national average of 25.1%
Binge drinking20.9% 4.9 pts above the national average of 16%
Taking blood pressure medication72.2% 2.5 pts below the national average of 74.7%
Cancer (non-skin)8% same as the national average of 7.7%
Current asthma10.7% same as the national average of 10.4%
Coronary heart disease4.8% 1.4 pts below the national average of 6.2%
Routine check-up in past year79% 2.3 pts above the national average of 76.7%
Cholesterol screening86.4% 0.5 pts above the national average of 85.9%
Cognitive disability14.8% same as the national average of 14.8%
Colorectal screening69.3% 5 pts above the national average of 64.3%
COPD5.6% 1 pts below the national average of 6.6%
Visited a dentist67.1% 5.8 pts above the national average of 61.3%
Any disability28.5% 2.2 pts below the national average of 30.7%
Lacks emotional support19.8% 5 pts below the national average of 24.8%
Food insecurity9.5% 7.6 pts below the national average of 17.1%
Received food stamps7% 7.3 pts below the national average of 14.3%
Hearing disability6.3% same as the national average of 6.7%
High cholesterol33.2% 3 pts below the national average of 36.2%
Housing insecurity10% 3.8 pts below the national average of 13.8%
Independent living disability7.1% 1.3 pts below the national average of 8.4%
Lacks transport6.5% 2.7 pts below the national average of 9.2%
Loneliness32.2% 2.2 pts below the national average of 34.4%
Mammography use81.3% 5.4 pts above the national average of 75.9%
Poor mental health (14+ days)16.4% same as the national average of 16.8%
Mobility disability11% 3 pts below the national average of 14%
Poor physical health (14+ days)11.4% 2.1 pts below the national average of 13.5%
Self-care disability2.8% 1.2 pts below the national average of 4%
Utility shut-off threat7.4% 1.4 pts below the national average of 8.8%
Sleeps under 7 hours31.7% 4.7 pts below the national average of 36.4%
Stroke2.6% 0.8 pts below the national average of 3.4%
All natural teeth lost8.5% 4.5 pts below the national average of 13%
Vision disability3.6% 2 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments565
People employed4,430
Annual payroll$170,739,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 90.5% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 10 census tracts this ZIP code covers
Expected annual loss94.5 out of 100
Community resilience48.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Heat wave99.9Very High at its worst in this ZIP code
Earthquake84.5Relatively High at its worst in this ZIP code
Tornado82.6Relatively High at its worst in this ZIP code
River flooding80.5Relatively High at its worst in this ZIP code
Strong wind56.4Relatively Moderate at its worst in this ZIP code
Hail52.7Relatively Low at its worst in this ZIP code
Cold wave50.3Relatively Moderate at its worst in this ZIP code
Lightning45.7Relatively Moderate at its worst in this ZIP code
Ice storm41.9Relatively Low at its worst in this ZIP code
Winter weather40.8Relatively Moderate at its worst in this ZIP code
Landslide37.3Very Low at its worst in this ZIP code
Hurricane19.8Very Low at its worst in this ZIP code
Wildfire8.9Very Low at its worst in this ZIP code
Compared with Missouri and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMissouriUnited States
Median household income$71,563$68,920$78,538
Income per person$49,473$38,497$43,289
Poverty rate9.8%12.6%12.4%
Median home value$244,900$215,600$303,400
Median gross rent$929$996$1,348
Homeownership63%67.9%65%
Bachelor's degree or higher51.5%31.9%35%
Unemployment rate1.8%4.1%5.2%
Works from home19.2%11.6%13.5%
Born outside the US4.3%4.4%13.9%
Median age41.238.938.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationST LOUIS SCI CTR, MO US5.4 km away
Rain in a year44 in

Average high and low by month

January40.6°F / 24.6°F2.71 in rain
February46.2°F / 28.4°F2.28 in rain
March56.3°F / 37.8°F3.61 in rain
April67.7°F / 48°F4.83 in rain
May77.3°F / 58.6°F4.9 in rain
June86°F / 67.4°F4.74 in rain
July89.6°F / 71.6°F4.21 in rain
August88.5°F / 69.9°F3.75 in rain
September81.5°F / 61.7°F3.41 in rain
October69.7°F / 50°F3.2 in rain
November56.2°F / 39°F3.69 in rain
December45°F / 29.9°F2.58 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket10% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

St. Louis City School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability18more vulnerable than 18% of US census tracts
Socioeconomic status24more vulnerable than 24% of US census tracts
Household characteristics27more vulnerable than 27% of US census tracts
Racial and ethnic minority status19more vulnerable than 19% of US census tracts
Housing type and transport27more vulnerable than 27% of US census tracts
Walkability13.7 out of 20Above average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

63116 Saint Louis, MO2.7 km away
63139 Saint Louis, MO2.8 km away
63143 Saint Louis, MO3.8 km away
63111 Saint Louis, MO4.5 km away
63119 Saint Louis, MO4.8 km away
63110 Saint Louis, MO4.9 km away
63123 Saint Louis, MO5 km away
63118 Saint Louis, MO5.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

St. Louis city100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area3.54 sq mi
Water area0.01 sq mi
Population density7,280 people per sq mi
Latitude, longitude38.5855, -90.2929

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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