Saint Louis, MO · standard
ZIP Code 63120
St. Louis County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 10,296
- 1,648/sq mi High-density area
- $35,176
- Median income Below-median income area
- $53,500
- Median home value Below-median home value
- 10.1%
- Bachelor's or higher Below-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, mixed-tenure area.
- 3rd pct
- household income, US ZIPs
- 1st pct
- home value, US ZIPs
- 1,648
- people per sq mi
- 46%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 63120 against every reporting US ZIP.
ZIP code 63120 is a mid-sized community (a standard USPS delivery area) in Saint Louis, St. Louis County, Missouri, home to 10,296 residents across 6.2 square miles, a density of 1,648 people per square mile, in the Chicago time zone.
ZIP 63120 sits on the lower end of the income spectrum: median household income is $35,176 (47% below the average Missouri ZIP), while per-capita income is $20,338. Economic pressure is pronounced: 37.0% of residents are below the poverty line and unemployment is 20.9%. Home values sit below the statewide ZIP benchmark: the median is $53,500 (72% below the average Missouri ZIP), and median rent is $924; owner occupancy is 46.1%.
Formal educational attainment runs low here: just 10.1% of adults hold a bachelor's degree or higher, the median age is 33.8, and the average commute is -. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in St. Louis County, so 63120 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 →
Top industries in ZIP 63120
Top 5 sectors by establishment count in Saint Louis, MO
Which industries have the most business establishments in ZIP 63120.
- Health care and social assistance
Health care and social assistance
48 establishments
- Wholesale trade 13
Wholesale trade
13 establishments
- Transportation and warehousing 13
Transportation and warehousing
13 establishments
- Other services (except public administration) 11
Other services (except public administration)
11 establishments
- Retail trade 10
Retail trade
10 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
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 63120, 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
10,296
Population
6.2
Area (sq mi)
1,648
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 63120?
33.8
Median Age
44.8%
Male
55.2%
Female
1.6%
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?
$35,176
Median Household Income
-47% vs state ZIP avg
$20,338
Per Capita Income
37.0%
Poverty Rate
20.9%
Unemployment Rate
How ZIP 63120 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)
$35,176 3rd percentile higher than 3% 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
3,996housing units
3,996
Total Housing Units
2,722
Occupied Units
1,274
Vacant Units
2.38
Avg Household Size
Occupancy Type
$53,500
Median Home Value
-72% vs state ZIP avg
$924
Median Rent
1945
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 143 business establishments in ZIP 63120, employing approximately 2,846 people with a combined annual payroll of $186,308,000.
143
Businesses
2,846
Employees
$186.3M
Annual Payroll
11
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 48 | 33.6% |
| Wholesale trade | 13 | 9.1% |
| Transportation and warehousing | 13 | 9.1% |
| Other services (except public administration) | 11 | 7.7% |
| Retail trade | 10 | 7.0% |
| Accommodation and food services | 10 | 7.0% |
| Manufacturing | 8 | 5.6% |
| Professional, scientific, and technical services | 8 | 5.6% |
| Real estate and rental and leasing | 7 | 4.9% |
| Administrative and support and waste management and remediation services | 5 | 3.5% |
| Construction | 3 | 2.1% |
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 63120 vs 63115 →
ZIP 63120 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
- 63121
Saint Louis (63121)
26,602 residents
- 63108
Saint Louis (63108)
21,568 residents
- 63115
Saint Louis (63115)
20,775 residents
- 63112
Saint Louis (63112)
20,368 residents
- 63110 17,107
Saint Louis (63110)
17,107 residents
- 63113 13,167
Saint Louis (63113)
13,167 residents
- 63107 11,912
Saint Louis (63107)
11,912 residents
- 63147 11,373
Saint Louis (63147)
11,373 residents
What this shows Among its immediate neighbors, ZIP 63120 ranks #0 by population - useful context the national average alone can't give.
ZIP 63120 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63110
Saint Louis (63110)
$81,655 median income
- 63108
Saint Louis (63108)
$55,147 median income
- 63112
Saint Louis (63112)
$45,542 median income
- 63107
Saint Louis (63107)
$43,625 median income
- 63121
Saint Louis (63121)
$42,701 median income
- 63147
Saint Louis (63147)
$41,182 median income
- 63136
Saint Louis (63136)
$41,154 median income
- 63113
Saint Louis (63113)
$39,913 median income
- 63133
Saint Louis (63133)
$39,293 median income
What this shows By household income, ZIP 63120 ranks #null of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 63115 | Saint Louis, MO | 20,775 | 1.3 mi |
| 63113 | Saint Louis, MO | 13,167 | 2.4 mi |
| 63147 | Saint Louis, MO | 11,373 | 2.5 mi |
| 63112 | Saint Louis, MO | 20,368 | 2.5 mi |
| 63133 | Saint Louis, MO | 8,161 | 2.5 mi |
| 63108 | Saint Louis, MO | 21,568 | 3.2 mi |
| 63136 | Saint Louis, MO | 48,560 | 3.6 mi |
| 63121 | Saint Louis, MO | 26,602 | 2.4 mi |
| 63110 | Saint Louis, MO | 17,107 | 4.5 mi |
| 63107 | Saint Louis, MO | 11,912 | 3.3 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 63120, both outside MO so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (10,296 here; floor ≥1,000).
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 63120 in?
ZIP code 63120 (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-29510.
What is the population of ZIP code 63120?
ZIP code 63120 in Saint Louis, MO has a population of 10,296 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 63120?
The median household income in ZIP 63120 is $35,176, which is 54% below the national average of $76,288.
What is the average home value in ZIP 63120?
The median home value in ZIP 63120 is $53,500, which is 81% below the national average of $278,155.
What is the demographic makeup of ZIP 63120?
The largest racial group in ZIP 63120 is African American at 87.4%. Hispanic or Latino residents make up 2.7% of the population.
How many businesses are in ZIP code 63120?
ZIP code 63120 has 143 business establishments employing approximately 2,846 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 63120?
The top industries by establishment count in ZIP 63120 are: Health care and social assistance (48), Wholesale trade (13), Transportation and warehousing (13). There are 11 industry sectors represented in total.
What is the education level in ZIP code 63120?
In ZIP code 63120, 55.7% of residents aged 25+ have a high school diploma or higher, and 10.1% 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 63120?
In ZIP code 63120, approximately 46.1% of occupied housing units are owner-occupied and 53.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 63120?
The poverty rate in ZIP code 63120 is 37.0% 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 63120's numbers, next.
- See how ZIP 63120 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
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.