Saint Louis, MO · standard
ZIP Code 63109
St. Louis County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 26,946
- 2,914/sq mi High-density area
- $69,938
- Median income Near-median income area
- $264,700
- Median home value Near-median home value
- 52.5%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Saint Louis pairs a below-median household income with above-median home values, in a suburban-density, homeowner-dominated area.
- 46th pct
- household income, US ZIPs
- Top 40%
- home value, US ZIPs
- 2,914
- people per sq mi
- 61%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 63109 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 63109 (Saint Louis, MO) rose +4.5% from 2023 to 2024. The all-transactions index moved from 232.6 in 2023 to 242.9 in 2024 (2000 = 100).
ZIP code 63109 is a densely settled ZIP (a standard USPS delivery area) in Saint Louis, St. Louis County, Missouri, with 26,946 residents across 9.2 square miles, a density of 2,914 people per square mile, in the Chicago time zone.
ZIP 63109 reports a modest median household income of $69,938 (5% above the average Missouri ZIP), while per-capita income is $50,768. The poverty rate is 9.9%, with unemployment at 2.0%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $264,700 (38% above the average Missouri ZIP), while 60.9% of occupied homes are owner-occupied and median rent is $971.
This is a highly-educated ZIP: 52.5% of adults hold a bachelor's degree or higher, the median age is 41, and the average commute is 23 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in St. Louis County, so 63109 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 63109
Top 5 sectors by establishment count in Saint Louis, MO
Which industries have the most business establishments in ZIP 63109.
- Health care and social assistance
Health care and social assistance
117 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
73 establishments
- Other services (except public administration)
Other services (except public administration)
73 establishments
- Accommodation and food services
Accommodation and food services
71 establishments
- Retail trade
Retail trade
60 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 63109, 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
26,946
Population
9.2
Area (sq mi)
2,914
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 63109?
41.0
Median Age
49.1%
Male
50.9%
Female
4.5%
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?
$69,938
Median Household Income
+5% vs state ZIP avg
$50,768
Per Capita Income
9.9%
Poverty Rate
2.0%
Unemployment Rate
23.1 min
Mean Commute Time
How ZIP 63109 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)
$69,938 Top 35% higher than 65% 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
15,066housing units
15,066
Total Housing Units
14,080
Occupied Units
986
Vacant Units
1.78
Avg Household Size
Occupancy Type
$264,700
Median Home Value
+38% vs state ZIP avg
$971
Median Rent
1940
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+4.5%
YoY Change (2024)
243
HPI Index (2000 = 100)
+143%
Total Change Since 2000
Home values in ZIP 63109 have increased 4.5% over the past year (2024). Since 2000, this ZIP has seen +143% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.8% | 174 |
| 2021 | +9.1% | 190 |
| 2022 | +11.6% | 212 |
| 2023 | +9.8% | 233 |
| 2024 | +4.5% | 243 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 574 business establishments in ZIP 63109, employing approximately 4,513 people with a combined annual payroll of $176,577,000.
574
Businesses
4,513
Employees
$176.6M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 117 | 20.4% |
| Professional, scientific, and technical services | 73 | 12.7% |
| Other services (except public administration) | 73 | 12.7% |
| Accommodation and food services | 71 | 12.4% |
| Retail trade | 60 | 10.4% |
| Finance and insurance | 42 | 7.3% |
| Real estate and rental and leasing | 30 | 5.2% |
| Construction | 27 | 4.7% |
| Administrative and support and waste management and remediation services | 26 | 4.5% |
| Wholesale trade | 14 | 2.4% |
| Transportation and warehousing | 9 | 1.6% |
| Arts, entertainment, and recreation | 9 | 1.6% |
| Information | 8 | 1.4% |
| Manufacturing | 6 | 1.1% |
| Educational services | 5 | 0.9% |
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 63109 vs 63139 →
ZIP 63109 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63123
Saint Louis (63123)
49,308 residents
- 63116
Saint Louis (63116)
43,540 residents
- 63119
Saint Louis (63119)
33,969 residents
- 63125
Saint Louis (63125)
32,201 residents
- 63109
Saint Louis (63109)
26,946 residents
- 63118
Saint Louis (63118)
26,704 residents
- 63139
Saint Louis (63139)
22,789 residents
- 63111
Saint Louis (63111)
20,313 residents
- 63110 17,107
Saint Louis (63110)
17,107 residents
What this shows Among its immediate neighbors, ZIP 63109 ranks #5 by population - useful context the national average alone can't give.
ZIP 63109 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63119
Saint Louis (63119)
$106,183 median income
- 63117
Saint Louis (63117)
$90,921 median income
- 63110
Saint Louis (63110)
$81,655 median income
- 63123
Saint Louis (63123)
$77,055 median income
- 63139
Saint Louis (63139)
$75,757 median income
- 63109
Saint Louis (63109)
$69,938 median income
- 63143
Saint Louis (63143)
$65,861 median income
- 63125
Saint Louis (63125)
$61,624 median income
- 63116
Saint Louis (63116)
$61,433 median income
What this shows By household income, ZIP 63109 ranks #6 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 63139 | Saint Louis, MO | 22,789 | 1.8 mi |
| 63116 | Saint Louis, MO | 43,540 | 1.7 mi |
| 63143 | Saint Louis, MO | 9,678 | 2.3 mi |
| 63119 | Saint Louis, MO | 33,969 | 3.0 mi |
| 63123 | Saint Louis, MO | 49,308 | 3.0 mi |
| 63125 | Saint Louis, MO | 32,201 | 4.6 mi |
| 63110 | Saint Louis, MO | 17,107 | 3.3 mi |
| 63111 | Saint Louis, MO | 20,313 | 3.1 mi |
| 63118 | Saint Louis, MO | 26,704 | 3.8 mi |
| 63117 | Saint Louis, MO | 9,163 | 3.7 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 63109, 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 (26,946 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 63109 in?
ZIP code 63109 (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 63109?
ZIP code 63109 in Saint Louis, MO has a population of 26,946 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 63109?
The median household income in ZIP 63109 is $69,938, which is 8% below the national average of $76,288.
What is the average home value in ZIP 63109?
The median home value in ZIP 63109 is $264,700, which is 5% below the national average of $278,155.
What is the demographic makeup of ZIP 63109?
The largest racial group in ZIP 63109 is White at 87.7%. Hispanic or Latino residents make up 3.8% of the population.
How many businesses are in ZIP code 63109?
ZIP code 63109 has 574 business establishments employing approximately 4,513 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 63109?
The top industries by establishment count in ZIP 63109 are: Health care and social assistance (117), Professional, scientific, and technical services (73), Other services (except public administration) (73). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 63109?
According to the FHFA House Price Index, home values in ZIP 63109 increased by 4.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 143%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 63109?
In ZIP code 63109, 68.2% of residents aged 25+ have a high school diploma or higher, and 52.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 63109?
The mean commute time for workers in ZIP code 63109 is 23.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 63109?
In ZIP code 63109, approximately 60.9% of occupied housing units are owner-occupied and 39.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 63109?
The poverty rate in ZIP code 63109 is 9.9% 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 63109's numbers, next.
- See how ZIP 63109 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.