PlainZIP

Florissant, MO · standard

ZIP Code 63033

St. Louis County, Missouri - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

43,000
1,345/sq mi
$66,776
Median income
$173,700
Median home value
27.6%
Bachelor's or higher

The verdict

Florissant pairs a below-median household income with below-median home values, in a low-density, homeowner-dominated area.

41th pct
household income, US ZIPs
36th pct
home value, US ZIPs
1,345
people per sq mi
67%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 63033 against every reporting US ZIP.

ZIP code 63033 is a densely settled ZIP (a standard USPS delivery area) in Florissant, St. Louis County, Missouri, with 43,000 residents across 32.0 square miles, a density of 1,345 people per square mile, in the Chicago time zone.

ZIP 63033 reports a modest median household income of $66,776 (0% below the Missouri average), while per-capita income is $34,421. Poverty here runs at 8.1%, with unemployment measured at 4.5%. Median home value sits at $173,700 (9% below the state average), median rent at $1,206 a month, and owner-occupancy at 66.6%.

Educational attainment sits below the national norm: 27.6% of adults hold a bachelor's degree or higher, the median age is 39.5, and the average commute is 27 minutes. To put 63033 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in St. Louis County, for a geography-aware comparison.

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 63033

Top 5 sectors by establishment count in Florissant, MO

Which industries have the most business establishments in ZIP 63033.

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 · ZIP Code Business Patterns (ZBP) As of 2023

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 63033, Florissant, 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

43,000

Population

32.0

Area (sq mi)

1,345

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 63033?

39.5

Median Age

45.5%

Male

54.5%

Female

3.3%

Foreign-Born

White 19.8%
African American 73.4%
Asian 0.7%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.3%
Hispanic or Latino 1.4%

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?

$66,776

Median Household Income

-0% vs state

$34,421

Per Capita Income

8.1%

Poverty Rate

4.5%

Unemployment Rate

27.3 min

Mean Commute Time

How ZIP 63033 ranks nationally

Florissant, MO household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$66,776 41st percentile higher than 41% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 53.0%
Bachelor's Degree or Higher 27.6%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

19,176

Total Housing Units

17,660

Occupied Units

1,516

Vacant Units

2.40

Avg Household Size

Occupancy Type

Owner 66.6%
Renter 33.4%

$173,700

Median Home Value

-9% vs state

$1,206

Median Rent

1966

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

+13.3%

YoY Change (2024)

204

HPI Index (2000 = 100)

+104%

Total Change Since 2000

Home values in ZIP 63033 have increased 13.3% over the past year (2024). Since 2000, this ZIP has seen +104% cumulative appreciation.

Year Annual Change HPI Index
2020 +7.6% 137
2021 +10.1% 151
2022 +17.2% 176
2023 +2.0% 180
2024 +13.3% 204

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 633 business establishments in ZIP 63033, employing approximately 8,105 people with a combined annual payroll of $233,132,000.

633

Businesses

8,105

Employees

$233.1M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 187 29.5%
Retail trade 107 16.9%
Accommodation and food services 81 12.8%
Other services (except public administration) 76 12.0%
Finance and insurance 41 6.5%
Real estate and rental and leasing 27 4.3%
Construction 24 3.8%
Administrative and support and waste management and remediation services 24 3.8%
Professional, scientific, and technical services 21 3.3%
Transportation and warehousing 17 2.7%
Information 8 1.3%
Educational services 5 0.8%
Industries not classified 5 0.8%
Wholesale trade 4 0.6%
Arts, entertainment, and recreation 4 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 63033 vs 63034 →

ZIP 63033 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 63033 ranks #3 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 63033 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 63033 ranks #3 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
63034 Florissant, MO 17,761 3.7 mi
63135 Saint Louis, MO 21,334 3.4 mi
63136 Saint Louis, MO 48,560 3.7 mi
63031 Florissant, MO 48,212 4.2 mi
63138 Saint Louis, MO 20,175 5.1 mi
63140 Saint Louis, MO 294 4.7 mi
63137 Saint Louis, MO 20,654 4.7 mi
63121 Saint Louis, MO 26,602 6.2 mi
63042 Hazelwood, MO 19,602 5.9 mi
63120 Saint Louis, MO 10,296 7.3 mi

More ZIP Codes in St. Louis County

63021 standard
Ballwin, MO
Pop: 56,261
63129 standard
Saint Louis, MO
Pop: 52,718
63123 standard
Saint Louis, MO
Pop: 49,308
63136 standard
Saint Louis, MO
Pop: 48,560
63031 standard
Florissant, MO
Pop: 48,212
63026 standard
Fenton, MO
Pop: 44,124

Related Areas

St. Louis County Florissant, MO Missouri

Frequently Asked Questions

What county is ZIP code 63033 in? ▼
ZIP code 63033 (Florissant) is located in St. Louis County, Missouri. St. Louis County contains multiple ZIP codes, see the full list at /counties/st-louis-mo-29189.
What is the population of ZIP code 63033? ▼
ZIP code 63033 in Florissant, MO has a population of 43,000 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 63033? ▼
The median household income in ZIP 63033 is $66,776, which is 12% below the national average of $76,288.
What is the average home value in ZIP 63033? ▼
The median home value in ZIP 63033 is $173,700, which is 38% below the national average of $278,155.
What is the demographic makeup of ZIP 63033? ▼
The largest racial group in ZIP 63033 is African American at 73.4%. Hispanic or Latino residents make up 1.4% of the population.
How many businesses are in ZIP code 63033? ▼
ZIP code 63033 has 633 business establishments employing approximately 8,105 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 63033? ▼
The top industries by establishment count in ZIP 63033 are: Health care and social assistance (187), Retail trade (107), Accommodation and food services (81). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 63033? ▼
According to the FHFA House Price Index, home values in ZIP 63033 increased by 13.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 104%. 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 63033? ▼
In ZIP code 63033, 53.0% of residents aged 25+ have a high school diploma or higher, and 27.6% 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 63033? ▼
The mean commute time for workers in ZIP code 63033 is 27.3 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 63033? ▼
In ZIP code 63033, approximately 66.6% of occupied housing units are owner-occupied and 33.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 63033? ▼
The poverty rate in ZIP code 63033 is 8.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.