63034 ZIP Code — Florissant, MO

Saint Louis County, Missouri

ZIP code 63034 is located in Florissant, Missouri, within Saint Louis County. It covers approximately 18.73 square miles and serves a population of 19,031 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 314/636.

About ZIP code 63034

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $219,200. Owner-occupancy is high at 91%, well above the national average.

Median household income is $107,103. The poverty rate of 5% is below the national average. 41% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 27 minutes is near the national average.

Educational attainment is near the national average, with 38% of residents holding a bachelor's degree or higher.

Overall, ZIP code 63034 reflects a community defined by high homeownership and a significant Social Security-dependent population.

19,031

population

18.73

sq mi land

Standard

ZIP type

Central (CT)

timezone

63034 ZIP code map

Cities in ZIP code 63034

Below are the cities the US Postal Service accepts for ZIP code 63034. Using any city not on this list may result in mail delivery delays.

City	Status
Florissant	Preferred

Nearby ZIP codes

63386 West Alton (3.6 mi) 63033 Florissant (3.7 mi) 63031 Florissant (5.4 mi) 63138 Saint Louis (6.5 mi) 63042 Hazelwood (6.8 mi) 63135 Saint Louis (7.3 mi) 63136 Saint Louis (7.4 mi) 63373 Portage Des Sioux (7.9 mi) 63134 Saint Louis (8 mi) 63140 Saint Louis (8.1 mi) 62028 Elsah (8.1 mi) 62035 Godfrey (8.2 mi)

Demographics updated 06/2026

Population
Total population	19,031
Population density	1,016 / sq mi
State FIPS	29
County FIPS	189

Geography
Land area	18.73 sq mi
Water area	1.55 sq mi
Latitude	38.8497
Longitude	-90.2839
Timezone	Central (CT)
Area code	314/636

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	17.8%	36.1%	43.8%
$50k – $100k	38.3%	30.6%	31.5%
$100k – $200k	37.7%	23.0%	19.5%
Over $200k	6.2%	10.4%	5.2%

Demographics & statistics

19,031

Population

1,016

People per sq mi

41.9

Median age

$107,103

Median household income

$41,686

Per capita income

$219,200

Median home value

$1,766

Median monthly rent

91.0%

Home ownership

5.4%

Poverty rate

4.6%

Unemployment

6,127

Housing units

38.4%

Bachelor's or higher

Age distribution

Male Female

670

Under 5

792

346

5–9

409

801

10–14

947

494

15–19

584

579

20–24

685

694

25–34

821

1,175

35–44

1,389

1,060

45–54

1,253

570

55–59

673

776

60–64

917

1,015

65–74

1,199

386

75–84

457

155

85+

184

← Male

Female →

Age summary

Group	Count	%
Under 18	4,703	24.7%
18 and over	14,328	75.3%
65 and over	3,396	17.8%
Median age	41.9 years

Race & ethnicity

Black or African American 60.6%

White 21%

Two or more races 10.1%

Hispanic or Latino 5.8%

Asian 1.9%

Other race 0.6%

Group	Count	%
Black or African American	12,237	60.6%
White	4,247	21%
Two or more races	2,031	10.1%
Hispanic or Latino	1,162	5.8%
Asian	384	1.9%
Other race	121	0.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	17.8%	36.1%	43.8%
$50k – $100k	38.3%	30.6%	31.5%
$100k – $200k	37.7%	23.0%	19.5%
Over $200k	6.2%	10.4%	5.2%

Under $10k 3.0%

$10k–$15k 1.2%

$15k–$25k 3.3%

$25k–$35k 3.0%

$35k–$50k 7.4%

$50k–$75k 12.4%

$75k–$100k 14.1%

$100k–$150k 31.4%

$150k–$200k 13.1%

$200k+ 11.2%

Range	% of households
Under $10k	3.0%
$10k–$15k	1.2%
$15k–$25k	3.3%
$25k–$35k	3.0%
$35k–$50k	7.4%
$50k–$75k	12.4%
$75k–$100k	14.1%
$100k–$150k	31.4%
$150k–$200k	13.1%
$200k+	11.2%
Median income	$107,103

Housing

Home values

Under $50k 3.8%

$50k–$100k 2.0%

$100k–$150k 12.7%

$150k–$200k 20.7%

$200k–$300k 44.3%

$300k–$500k 14.5%

$500k–$1M 1.7%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$219,200
Median rent / month	$1,766
Owner occupied	91.0%
Renter occupied	9.0%
Vacant	4.8%
Single-family detached	91.3%
Large apartment buildings	0.0%
Mobile homes	0.5%
Median rooms	7.3
Avg household size (owned)	2.79

Year built

Era	%
2020 or later	0.0%
2010–2019	2.9%
2000–2009	14.1%
1990–1999	19.4%
1980–1989	31.4%
1970–1979	21.7%
1960–1969	5.2%
1950–1959	3.6%
1940–1949	0.6%
1939 or earlier	1.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.1%
1 bedroom	0.0%
2 bedrooms	11.4%
3 bedrooms	41.8%
4 bedrooms	40.8%
5+ bedrooms	5.9%

Vehicles per household

Vehicles	% of households
No vehicle	1.8%
1 vehicle	28.0%
2 vehicles	38.3%
3 or more	31.8%

Heating fuel

Fuel type	%
Utility gas	81.9%
Electricity	14.0%
Propane / LP gas	3.7%
Wood	0.3%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	3,745	58.7%
Cohabiting couple	223	3.5%
Male householder, no spouse	651	10.2%
Female householder, no spouse	1,760	27.6%
Households with children under 18	2,029	31.8%
Households with seniors (65+)	2,444	38.3%
Average household size	2.96

Marital status

Status	Male	Female
Never married	34.7%	27.5%
Married	57.5%	49.3%
Separated	0.0%	2.9%
Widowed	2.3%	8.6%
Divorced	5.4%	11.7%

Education

Less than 9th grade 1.1%

Some HS, no diploma 4.9%

HS graduate 18.9%

Some college, no degree 25.3%

Associate's degree 11.5%

Bachelor's degree 18.5%

Graduate / professional 19.9%

Metric	%
HS diploma or higher	94.0%
Bachelor's or higher	38.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	676	12.7%
Kindergarten	132	2.5%
Elementary school	2,070	38.8%
High school	1,056	19.8%
College / grad school	1,404	26.3%

Employment

Industry of employment

Education & healthcare 26.6%

Manufacturing 12.6%

Professional & management 11.3%

Finance & real estate 10.0%

Retail trade 9.0%

Public administration 7.0%

Transportation & utilities 5.6%

Arts, food & hospitality 5.6%

Other services 4.8%

Wholesale trade 3.4%

Construction 3.0%

Information 1.1%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	45.7%
Service	15.4%
Sales & office	18.1%
Natural resources & construction	3.3%
Production & transportation	17.4%

Employment type

Type	%
Private sector	81.8%
Government	15.0%
Self-employed	3.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	75.7%
Carpool	6.3%
Public transit	0.0%
Walk	0.6%
Work from home	16.9%
Other means	0.5%
Avg commute (minutes)	26.9

Poverty

All people 5.4%

Under 18 years 9.3%

18 and over 4.3%

Married-couple families 1.4%

Female-led households 11.0%

Income support

Source	% of households
Social Security	41.4%
Retirement income	35.9%
Supplemental Security	4.3%
Cash public assistance	2.8%
Food stamps / SNAP	5.7%

Health indicators

Condition	%
Obesity	32.6%
High blood pressure	36.9%
High cholesterol	31.5%
Diabetes	11.3%
Heart disease	6.0%
Stroke	3.3%
Asthma	10.0%
Arthritis	26.7%
Kidney disease	3.0%
Pulmonary disease	6.2%
Cancer	6.6%

Behavior / access	%
Smoking	15.5%
Binge drinking	15.5%
No physical activity	23.9%
Less than 7 hrs sleep	34.5%
Depression	18.1%
Fair or poor health	15.3%
Poor mental health	13.7%
Poor physical health	10.2%
No health insurance	13.3%
Visited doctor (checkup)	80.0%
Visited dentist	66.0%
Cholesterol screening	92.5%
Teeth loss	11.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,246	8.7%

Disability	%
Any disability	13.8%
Under 18	6.1%
18–64 years	10.0%
65 and over	37.1%

Health insurance coverage

Type	%
Private insurance	77.9%
Public insurance	32.4%
No insurance	3.7%
Uninsured under 19	0.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,569	92.3%
Spanish	405	2.3%
Other Indo-European	93	0.5%
Asian & Pacific Islander	94	0.5%
Other languages	187	1.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	18,094	95.1%
Born in same state	17,902	94.1%
Born in different state	14,136	74.3%
Foreign born	192	1.0%
Naturalized citizen	937	4.9%
Not a US citizen	582	62.1%

Ancestry

Ancestry	Count	%
Italian	947	5%
French	783	4.1%
Arab	523	2.7%

Ancestry	Count	%
Polish	26	0.1%
Norwegian	18	0.1%

Technology access

Metric	% of households
Computer access	33.5%
Internet access	94.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 63034

What city is ZIP code 63034 in?

ZIP code 63034 is primarily assigned to Florissant, Missouri.

What county is ZIP code 63034 in?

ZIP code 63034 falls within Saint Louis County, Missouri.

Is ZIP code 63034 mostly owner-occupied?

91% of occupied units in ZIP code 63034 are owner-occupied, well above the national average.

Does ZIP code 63034 have a large retiree population?

41% of households in ZIP code 63034 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 63034?

The median household income in ZIP code 63034 is $107,103, above the national median of ~$75,000.

What is the population of ZIP code 63034?

ZIP code 63034 has an estimated population of 19,031 residents, with a density of 1,016 people per square mile.

What timezone is ZIP code 63034 in?

ZIP code 63034 observes the CST timezone.