U.S. ZIP Code tools

63033 · ZIP Code · Florissant MO

ZIP Code
63033

Florissant, MO

City / locality
Florissant
State
Missouri
ZIP Code type
Type not provided
Latitude
38.7947
Longitude
-90.2831
Coordinate source
GeoNames Postal
Source
GeoNames Postal
Source year
Inherited source snapshot

Some U.S. place names and coordinates come from GeoNames as geographic references. They are not confirmation of the USPS preferred mailing city.

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

ZIP Code map

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

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Population & demographics

acs/acs5 · 2024

Population & demographics

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Estimated population

43,056People · Margin of error ±2,297

Median age

39.5Years · Margin of error ±2.0

Median household income

66,776USD · Margin of error ±6,621

Total households

17,660Households · Margin of error ±830

County

Verified ZIP-to-county crosswalk data is not currently available.

Nearby postal codes

ZIP CodeCity / localityStateDistance calculator
63034FlorissantMO2.76 Miles / 4.44 km
63031FlorissantMO3.18 Miles / 5.12 km
63135Saint LouisMO3.26 Miles / 5.24 km
63138Saint LouisMO4.17 Miles / 6.71 km
63140Saint LouisMO4.59 Miles / 7.39 km
63042HazelwoodMO4.61 Miles / 7.42 km
63134Saint LouisMO4.72 Miles / 7.59 km
63137Saint LouisMO5.02 Miles / 8.07 km
63136Saint LouisMO5.24 Miles / 8.43 km
63386West AltonMO6.10 Miles / 9.81 km

Source

GeoNames Postal

Source year: Source vintage not supplied

GeoNames Postal

U.S. Census Bureau Gazetteer

Source year: 2026 Gazetteer

U.S. Census Bureau Gazetteer

U.S. Census Bureau ZCTA cartographic boundaries

Source year: 2020 Census ZCTA cartographic

U.S. Census Bureau ZCTA cartographic boundaries

U.S. Census Bureau ACS 5-year

Source year: 2024 ACS 5-year

U.S. Census Bureau ACS 5-year