ZIP Code 63034
standardSource:
Florissant · St. Louis County · Missouri
- Population
- 17,761
- Median income
- $103,905
- Median home value
- $239,300
- Bachelor's or higher
- 40.8%
- Land area
- 48.5 sq mi
366/sq mi
▲ 36% vs US
higher than 83% of US ZIPs
▼ 14% vs US
higher than 55% of US ZIPs
Median age 41.9
Chicago
ZIP code 63034 in Florissant, Missouri has a population of 17,761. The median household income is $103,905, which is 36% above the national average. Median home value is $239,300, 14% below the US average. 40.8% of residents hold a bachelor's degree or higher.
ZIP code 63034 is classified by USPS as a standard delivery area and covers roughly 48.5 square miles in Florissant, St. Louis County, Missouri. The area is home to 17,761 residents, producing a population density of 366 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 63034 against Missouri and the nation.
On the economic side, the median household income for ZIP 63034 sits at $103,905 (55% above the Missouri average), while per-capita income is $43,784. The poverty rate stands at 6.1% and the unemployment rate at 5.2%. On housing, the median home value is $239,300 (25% above the state average) with median rent at $1,825 per month, and 91.0% of occupied units are owner-occupied, a direct signal of whether 63034 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 40.8% of adults hold a bachelor's degree or higher, the median age is 41.9, and the average commute is 27 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing St. Louis County, so you can benchmark 63034 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 63034
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 63034.
- Health care and social assistance
Health care and social assistance
66 establishments
- Other services (except public administration) 21
Other services (except public administration)
21 establishments
- Transportation and warehousing 15
Transportation and warehousing
15 establishments
- Professional, scientific, and technical services 12
Professional, scientific, and technical services
12 establishments
- Construction 10
Construction
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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 63034, Florissant, MO · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
17,761
Population
48.5
Area (sq mi)
366
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 63034?
41.9
Median Age
45.8%
Male
54.2%
Female
3.2%
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?
$103,905
Median Household Income
+55% vs state
$43,784
Per Capita Income
6.1%
Poverty Rate
5.2%
Unemployment Rate
27.1 min
Mean Commute Time
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?
6,727
Total Housing Units
6,670
Occupied Units
57
Vacant Units
2.81
Avg Household Size
Occupancy Type
$239,300
Median Home Value
+25% vs state
$1,825
Median Rent
1987
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
-9.8%
YoY Change (2024)
172
HPI Index (2000 = 100)
+72%
Total Change Since 2000
Home values in ZIP 63034 have decreased 9.8% over the past year (2024). Since 2000, this ZIP has seen +72% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +5.1% | 128 |
| 2021 | +8.3% | 139 |
| 2022 | +15.9% | 161 |
| 2023 | +18.4% | 191 |
| 2024 | -9.8% | 172 |
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 176 business establishments in ZIP 63034, employing approximately 1,619 people with a combined annual payroll of $55,221,000.
176
Businesses
1,619
Employees
$55.2M
Annual Payroll
13
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 66 | 37.5% |
| Other services (except public administration) | 21 | 11.9% |
| Transportation and warehousing | 15 | 8.5% |
| Professional, scientific, and technical services | 12 | 6.8% |
| Construction | 10 | 5.7% |
| Administrative and support and waste management and remediation services | 9 | 5.1% |
| Accommodation and food services | 9 | 5.1% |
| Finance and insurance | 8 | 4.5% |
| Retail trade | 6 | 3.4% |
| Real estate and rental and leasing | 5 | 2.8% |
| Manufacturing | 3 | 1.7% |
| Wholesale trade | 3 | 1.7% |
| Arts, entertainment, and recreation | 3 | 1.7% |
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 63034 vs 63033 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 63033 | Florissant, MO | 43,000 | 3.7 mi |
| 63386 | West Alton, MO | 538 | 4.2 mi |
| 63031 | Florissant, MO | 48,212 | 4.3 mi |
| 63135 | Saint Louis, MO | 21,334 | 6.8 mi |
| 63136 | Saint Louis, MO | 48,560 | 7.4 mi |
| 63140 | Saint Louis, MO | 294 | 7.8 mi |
| 63121 | Saint Louis, MO | 26,602 | 9.8 mi |
| 63138 | Saint Louis, MO | 20,175 | 6.6 mi |
| 63042 | Hazelwood, MO | 19,602 | 6.8 mi |
| 63134 | Saint Louis, MO | 13,638 | 7.9 mi |
More ZIP Codes in St. Louis County
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Frequently Asked Questions
What county is ZIP code 63034 in? ▼
What is the population of ZIP code 63034? ▼
What is the median household income in ZIP 63034? ▼
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What is the demographic makeup of ZIP 63034? ▼
How many businesses are in ZIP code 63034? ▼
What are the main industries in ZIP code 63034? ▼
How have home values changed in ZIP code 63034? ▼
What is the education level in ZIP code 63034? ▼
What is the average commute time in ZIP 63034? ▼
What percentage of residents own vs. rent in ZIP 63034? ▼
What is the poverty rate in ZIP code 63034? ▼
ZIP Code Research Guides
Official Data Resources for Florissant, MO
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.