Saint Louis, MO · standard
ZIP Code 63140
St. Louis County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 294
- 226/sq mi High-density area
- $45,568
- Median income Below-median income area
- $84,100
- Median home value Below-median home value
- 28.1%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Saint Louis pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a low-density, renter-heavy area.
- 10th pct
- household income, US ZIPs
- 5th pct
- home value, US ZIPs
- 226
- people per sq mi
- 23%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 63140 against every reporting US ZIP.
ZIP code 63140 is a sparsely populated ZIP (a standard USPS delivery area) in Saint Louis, St. Louis County, Missouri, home to just 294 residents across 1.3 square miles, a density of 226 people per square mile, in the Chicago time zone.
ZIP 63140 reports a modest median household income of $45,568 (32% below the average Missouri ZIP), while per-capita income is $30,393. The poverty rate is 33.5%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $84,100 (56% below the average Missouri ZIP), and median rent is $885; owner occupancy is 23.2%.
Educational attainment sits below the national norm: 28.1% of adults hold a bachelor's degree or higher, the median age is 27.6, and the average commute is -. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in St. Louis County, so 63140 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 63140, Saint Louis, MO · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
294
Population
1.3
Area (sq mi)
226
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 63140?
27.6
Median Age
44.6%
Male
55.4%
Female
4.7%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$45,568
Median Household Income
-32% vs state ZIP avg
$30,393
Per Capita Income
33.5%
Poverty Rate
8.4%
Unemployment Rate
How ZIP 63140 ranks among Missouri ZIPs
Saint Louis, MO household income vs. every Missouri ZIP code
Median household income among 948 reporting Missouri ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$45,568 14th percentile higher than 14% of 948 Missouri ZIPs
Each bar is a $20K-wide band; taller bars hold more Missouri ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
224housing units
224
Total Housing Units
177
Occupied Units
47
Vacant Units
1.75
Avg Household Size
Occupancy Type
$84,100
Median Home Value
-56% vs state ZIP avg
$885
Median Rent
1969
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 7 business establishments in ZIP 63140, employing approximately 572 people with a combined annual payroll of $35,309,000.
7
Businesses
572
Employees
$35.3M
Annual Payroll
0
Industry Sectors
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 63140 vs 63134 →
ZIP 63140 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63136
Saint Louis (63136)
48,560 residents
- 63033
Florissant (63033)
43,000 residents
- 63114
Saint Louis (63114)
36,201 residents
- 63130
Saint Louis (63130)
30,084 residents
- 63121
Saint Louis (63121)
26,602 residents
- 63135
Saint Louis (63135)
21,334 residents
- 63105 17,667
Saint Louis (63105)
17,667 residents
- 63074 15,164
Saint Ann (63074)
15,164 residents
- 63134 13,638
Saint Louis (63134)
13,638 residents
What this shows Among its immediate neighbors, ZIP 63140 ranks #0 by population - useful context the national average alone can't give.
ZIP 63140 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63105
Saint Louis (63105)
$116,439 median income
- 63130
Saint Louis (63130)
$85,823 median income
- 63033
Florissant (63033)
$66,776 median income
- 63114
Saint Louis (63114)
$55,870 median income
- 63135
Saint Louis (63135)
$52,328 median income
- 63074
Saint Ann (63074)
$51,610 median income
- 63140 $45,568
Saint Louis (63140)
$45,568 median income
- 63134 $44,680
Saint Louis (63134)
$44,680 median income
- 63121 $42,701
Saint Louis (63121)
$42,701 median income
What this shows By household income, ZIP 63140 ranks #7 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 63134 | Saint Louis, MO | 13,638 | 1.3 mi |
| 63135 | Saint Louis, MO | 21,334 | 1.5 mi |
| 63121 | Saint Louis, MO | 26,602 | 2.5 mi |
| 63136 | Saint Louis, MO | 48,560 | 3.4 mi |
| 63133 | Saint Louis, MO | 8,161 | 4.1 mi |
| 63130 | Saint Louis, MO | 30,084 | 5.1 mi |
| 63114 | Saint Louis, MO | 36,201 | 3.3 mi |
| 63074 | Saint Ann, MO | 15,164 | 3.6 mi |
| 63105 | Saint Louis, MO | 17,667 | 6.5 mi |
| 63033 | Florissant, MO | 43,000 | 4.7 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 63140, both outside MO so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in St. Louis County
Related Areas
Frequently Asked Questions
What county is ZIP code 63140 in?
ZIP code 63140 (Saint Louis) is located in St. Louis County, Missouri. St. Louis County contains multiple ZIP codes, see the full list at /counties/st-louis-mo-29189.
What is the population of ZIP code 63140?
ZIP code 63140 in Saint Louis, MO has a population of 294 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 63140?
The median household income in ZIP 63140 is $45,568, which is 40% below the national average of $76,288.
What is the average home value in ZIP 63140?
The median home value in ZIP 63140 is $84,100, which is 70% below the national average of $278,155.
What is the demographic makeup of ZIP 63140?
The largest racial group in ZIP 63140 is African American at 57.0%. Hispanic or Latino residents make up 2.2% of the population.
How many businesses are in ZIP code 63140?
ZIP code 63140 has 7 business establishments employing approximately 572 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 63140?
In ZIP code 63140, 56.1% of residents aged 25+ have a high school diploma or higher, and 28.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 63140?
In ZIP code 63140, approximately 23.2% of occupied housing units are owner-occupied and 76.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 63140?
The poverty rate in ZIP code 63140 is 33.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 63140's numbers, next.
- See how ZIP 63140 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Saint Louis, MO ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.