Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2021

ZIP Codes for City of Florissant, MO

Florissant, MO Covers 4 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 63031StandardSaint Louis48,212314
ZIP Code 63032P.O. BoxSaint Louis0314
ZIP Code 63033StandardSaint Louis43,000314
ZIP Code 63034StandardSaint Louis17,761314 / 636

Timezone(s):Central (GMT -06:00)
Population:52,158 (More Details)
Male Population:24,406
Female Population:27,752
Median Age:38
ZIP Codes:4
Area Codes:2
Total Area:523 square miles (county)
Land Area:508 square miles (county)
Water Area:15 square miles (county)

Florissant, MO Demographic Information *

Total population52,158
Male population24,406
Female population27,752
Median age (years)38
White Population36,148
Black Population13,957
Indian Population117
Asian Population398
Hawaiian Population20
Hispanic Population1,029
Median age (Male)35.5
Median age (Female)39.9
Total households21,247
Family households (families)13,800
Average household size2.42
Average family size3
Total housing units22,632
* Demographic data is based on 2010 Census.

Florissant, MO Other Information

104 Cities within 30 miles of Florissant, MO Products


  1. U.S. Postal Service [Last Updated: 12/1/2021],
  2. Internal Data Creation [Last Updated: 12/1/2021],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],