Lake Saint Louis, MO · standard
ZIP Code 63367
St. Charles County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 19,433
- 561/sq mi High-density area
- $137,648
- Median income Above-median income area
- $409,100
- Median home value Above-median home value
- 52.0%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Lake Saint Louis pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.
- Top 5%
- household income, US ZIPs
- Top 20%
- home value, US ZIPs
- 561
- people per sq mi
- 82%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 63367 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 63367 (Lake Saint Louis, MO) rose +15.2% from 2023 to 2024. The all-transactions index moved from 216.4 in 2023 to 249.3 in 2024 (2000 = 100).
ZIP code 63367 is a mid-sized community (a standard USPS delivery area) in Lake Saint Louis, St. Charles County, Missouri, home to 19,433 residents across 34.7 square miles, a density of 561 people per square mile, in the Chicago time zone.
ZIP 63367 skews affluent, with a median household income of $137,648 (106% above the average Missouri ZIP), while per-capita income is $59,320. Both reported hardship measures are comparatively low in absolute terms: poverty is 3.2% and unemployment is 3.8%. Housing is both higher-cost and owner-heavy: median home value is $409,100 (114% above the average Missouri ZIP), while 81.5% of occupied homes are owner-occupied and median rent is $1,634.
This is a highly-educated ZIP: 52.0% of adults hold a bachelor's degree or higher, the median age is 39.5, and the average commute is 26 minutes. The page also surfaces 7 ZIP codes within roughly 10 miles and 6 more in St. Charles County, so 63367 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 63367
Top 5 sectors by establishment count in Lake Saint Louis, MO
Which industries have the most business establishments in ZIP 63367.
- Health care and social assistance
Health care and social assistance
75 establishments
- Retail trade
Retail trade
69 establishments
- Accommodation and food services
Accommodation and food services
55 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
54 establishments
- Construction
Construction
50 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 63367, Lake 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
19,433
Population
34.7
Area (sq mi)
561
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 63367?
39.5
Median Age
49.8%
Male
50.2%
Female
4.3%
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?
$137,648
Median Household Income
+106% vs state ZIP avg
$59,320
Per Capita Income
3.2%
Poverty Rate
3.8%
Unemployment Rate
26.1 min
Mean Commute Time
How ZIP 63367 ranks among Missouri ZIPs
Lake 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)
$137,648 Top 1% higher than 99% 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
11,586housing units
11,586
Total Housing Units
11,125
Occupied Units
461
Vacant Units
2.67
Avg Household Size
Occupancy Type
$409,100
Median Home Value
+114% vs state ZIP avg
$1,634
Median Rent
2005
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
+15.2%
YoY Change (2024)
249
HPI Index (2000 = 100)
+149%
Total Change Since 2000
Home values in ZIP 63367 have increased 15.2% over the past year (2024). Since 2000, this ZIP has seen +149% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.0% | 160 |
| 2021 | +10.6% | 177 |
| 2022 | +27.3% | 225 |
| 2023 | -4.0% | 216 |
| 2024 | +15.2% | 249 |
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 527 business establishments in ZIP 63367, employing approximately 7,520 people with a combined annual payroll of $362,360,000.
527
Businesses
7,520
Employees
$362.4M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 75 | 14.2% |
| Retail trade | 69 | 13.1% |
| Accommodation and food services | 55 | 10.4% |
| Professional, scientific, and technical services | 54 | 10.3% |
| Construction | 50 | 9.5% |
| Other services (except public administration) | 45 | 8.5% |
| Finance and insurance | 42 | 8.0% |
| Wholesale trade | 34 | 6.5% |
| Real estate and rental and leasing | 28 | 5.3% |
| Administrative and support and waste management and remediation services | 25 | 4.7% |
| Arts, entertainment, and recreation | 12 | 2.3% |
| Transportation and warehousing | 11 | 2.1% |
| Educational services | 10 | 1.9% |
| Information | 9 | 1.7% |
| Manufacturing | 4 | 0.8% |
| Management of companies and enterprises | 3 | 0.6% |
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 63367 vs 63385 →
ZIP 63367 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63366
O Fallon (63366)
46,175 residents
- 63368
O Fallon (63368)
43,360 residents
- 63304
Saint Charles (63304)
40,336 residents
- 63385
Wentzville (63385)
35,750 residents
- 63367
Lake Saint Louis (63367)
19,433 residents
- 63005 17,753
Chesterfield (63005)
17,753 residents
- 63348 6,059
Foristell (63348)
6,059 residents
- 63341 3,530
Defiance (63341)
3,530 residents
What this shows Among its immediate neighbors, ZIP 63367 ranks #5 by population - useful context the national average alone can't give.
ZIP 63367 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63005
Chesterfield (63005)
$198,469 median income
- 63341
Defiance (63341)
$170,598 median income
- 63367
Lake Saint Louis (63367)
$137,648 median income
- 63368
O Fallon (63368)
$124,297 median income
- 63348
Foristell (63348)
$115,661 median income
- 63304
Saint Charles (63304)
$114,442 median income
- 63385
Wentzville (63385)
$112,199 median income
- 63366
O Fallon (63366)
$100,621 median income
What this shows By household income, ZIP 63367 ranks #3 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 63367, 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 (19,433 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in St. Charles County
Related Areas
Frequently Asked Questions
What county is ZIP code 63367 in?
ZIP code 63367 (Lake Saint Louis) is located in St. Charles County, Missouri. St. Charles County contains multiple ZIP codes, see the full list at /counties/st-charles-mo.
What is the population of ZIP code 63367?
ZIP code 63367 in Lake Saint Louis, MO has a population of 19,433 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 63367?
The median household income in ZIP 63367 is $137,648, which is 80% above the national average of $76,288.
What is the average home value in ZIP 63367?
The median home value in ZIP 63367 is $409,100, which is 47% above the national average of $278,155.
What is the demographic makeup of ZIP 63367?
The largest racial group in ZIP 63367 is White at 83.9%. Hispanic or Latino residents make up 3.7% of the population.
How many businesses are in ZIP code 63367?
ZIP code 63367 has 527 business establishments employing approximately 7,520 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 63367?
The top industries by establishment count in ZIP 63367 are: Health care and social assistance (75), Retail trade (69), Accommodation and food services (55). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 63367?
According to the FHFA House Price Index, home values in ZIP 63367 increased by 15.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 149%. 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 63367?
In ZIP code 63367, 68.3% of residents aged 25+ have a high school diploma or higher, and 52.0% 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 63367?
The mean commute time for workers in ZIP code 63367 is 26.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 63367?
In ZIP code 63367, approximately 81.5% of occupied housing units are owner-occupied and 18.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 63367?
The poverty rate in ZIP code 63367 is 3.2% 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 63367's numbers, next.
- See how ZIP 63367 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Lake 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.