Defiance, MO · standard
ZIP Code 63341
St. Charles County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 3,530
- 25/sq mi Moderate-density area
- $170,598
- Median income Above-median income area
- $606,800
- Median home value Above-median home value
- 54.1%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Defiance pairs a top-decile household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 2%
- household income, US ZIPs
- Top 9%
- home value, US ZIPs
- 25
- people per sq mi
- 96%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 63341 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 63341 (Defiance, MO) rose +5.8% from 2023 to 2024. The all-transactions index moved from 220.3 in 2023 to 233.2 in 2024 (2000 = 100).
ZIP code 63341 covers 141.8 square miles in Defiance, St. Charles County, Missouri (a standard USPS delivery area), with a modest 3,530 residents on file, a density of 25 people per square mile, in the Chicago time zone.
ZIP 63341 skews affluent, with a median household income of $170,598 (155% above the average Missouri ZIP), while per-capita income is $91,428. Both reported hardship measures are comparatively low in absolute terms: poverty is 6.2% and unemployment is 2.3%. Housing is both higher-cost and owner-heavy: median home value is $606,800 (217% above the average Missouri ZIP), while 95.5% of occupied homes are owner-occupied.
This is a highly-educated ZIP: 54.1% of adults hold a bachelor's degree or higher, the median age is 48.6, and the average commute is 29 minutes. The page also surfaces 9 ZIP codes within roughly 10 miles and 6 more in St. Charles County, so 63341 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 63341
Top 5 sectors by establishment count in Defiance, MO
Which industries have the most business establishments in ZIP 63341.
- Construction
Construction
24 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
12 establishments
- Professional, scientific, and technical services 9
Professional, scientific, and technical services
9 establishments
- Manufacturing 6
Manufacturing
6 establishments
- Wholesale trade 6
Wholesale trade
6 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 63341, Defiance, 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
3,530
Population
141.8
Area (sq mi)
25
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 63341?
48.6
Median Age
55.3%
Male
44.7%
Female
1.4%
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?
$170,598
Median Household Income
+155% vs state ZIP avg
$91,428
Per Capita Income
6.2%
Poverty Rate
2.3%
Unemployment Rate
28.7 min
Mean Commute Time
How ZIP 63341 ranks among Missouri ZIPs
Defiance, 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)
$170,598 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
1,437housing units
1,437
Total Housing Units
1,324
Occupied Units
113
Vacant Units
2.64
Avg Household Size
Occupancy Type
$606,800
Median Home Value
+217% vs state ZIP avg
1996
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
+5.8%
YoY Change (2024)
233
HPI Index (2000 = 100)
+133%
Total Change Since 2000
Home values in ZIP 63341 have increased 5.8% over the past year (2024). Since 2000, this ZIP has seen +133% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.1% | 163 |
| 2021 | +11.8% | 182 |
| 2022 | +12.9% | 206 |
| 2023 | +7.0% | 220 |
| 2024 | +5.8% | 233 |
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 89 business establishments in ZIP 63341, employing approximately 618 people with a combined annual payroll of $36,180,000.
89
Businesses
618
Employees
$36.2M
Annual Payroll
11
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 24 | 27.0% |
| Administrative and support and waste management and remediation services | 12 | 13.5% |
| Professional, scientific, and technical services | 9 | 10.1% |
| Manufacturing | 6 | 6.7% |
| Wholesale trade | 6 | 6.7% |
| Retail trade | 5 | 5.6% |
| Accommodation and food services | 5 | 5.6% |
| Finance and insurance | 4 | 4.5% |
| Health care and social assistance | 4 | 4.5% |
| Other services (except public administration) | 4 | 4.5% |
| Real estate and rental and leasing | 3 | 3.4% |
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 63341 vs 63367 →
ZIP 63341 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 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
- 63038 6,914
Wildwood (63038)
6,914 residents
- 63348 6,059
Foristell (63348)
6,059 residents
- 63341 3,530
Defiance (63341)
3,530 residents
- 63055 2,449
Labadie (63055)
2,449 residents
- 63332 1,292
Augusta (63332)
1,292 residents
What this shows Among its immediate neighbors, ZIP 63341 ranks #7 by population - useful context the national average alone can't give.
ZIP 63341 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 63073
Saint Albans (63073)
$250,000 median income
- 63038
Wildwood (63038)
$186,450 median income
- 63341
Defiance (63341)
$170,598 median income
- 63332
Augusta (63332)
$146,146 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
What this shows By household income, ZIP 63341 ranks #3 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 63367 | Lake Saint Louis, MO | 19,433 | 7.2 mi |
| 63073 | Saint Albans, MO | 301 | 6.1 mi |
| 63332 | Augusta, MO | 1,292 | 6.8 mi |
| 63368 | O Fallon, MO | 43,360 | 6.9 mi |
| 63055 | Labadie, MO | 2,449 | 9.8 mi |
| 63385 | Wentzville, MO | 35,750 | 8.8 mi |
| 63304 | Saint Charles, MO | 40,336 | 8.2 mi |
| 63038 | Wildwood, MO | 6,914 | 9.9 mi |
| 63348 | Foristell, MO | 6,059 | 10.8 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 63341, 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 (3,530 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 63341 in?
ZIP code 63341 (Defiance) 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 63341?
ZIP code 63341 in Defiance, MO has a population of 3,530 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 63341?
The median household income in ZIP 63341 is $170,598, which is 124% above the national average of $76,288.
What is the average home value in ZIP 63341?
The median home value in ZIP 63341 is $606,800, which is 118% above the national average of $278,155.
What is the demographic makeup of ZIP 63341?
The largest racial group in ZIP 63341 is White at 92.5%. Hispanic or Latino residents make up 3.6% of the population.
How many businesses are in ZIP code 63341?
ZIP code 63341 has 89 business establishments employing approximately 618 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 63341?
The top industries by establishment count in ZIP 63341 are: Construction (24), Administrative and support and waste management and remediation services (12), Professional, scientific, and technical services (9). There are 11 industry sectors represented in total.
How have home values changed in ZIP code 63341?
According to the FHFA House Price Index, home values in ZIP 63341 increased by 5.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 133%. 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 63341?
In ZIP code 63341, 79.6% of residents aged 25+ have a high school diploma or higher, and 54.1% 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 63341?
The mean commute time for workers in ZIP code 63341 is 28.7 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 63341?
In ZIP code 63341, approximately 95.5% of occupied housing units are owner-occupied and 4.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 63341?
The poverty rate in ZIP code 63341 is 6.2% 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 63341's numbers, next.
- See how ZIP 63341 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Defiance, 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.