ZIP Code 63366 - O'Fallon Missouri

ZIP Code 63366 is located in O'Fallon Missouri. Portions of 63366 are also in St. Paul and Dardenne Prairie and Josephville and Wentzville and Wentzville Township and Rivers Township and Lake St. Louis Township and O'Fallon Township and Dardenne Township. 63366 is entirely within Saint Charles County. Regionally, it is located in Metro St. Louis.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 63366 Quick Stats

ZIP Code NameO'Fallon
Primary CountySaint Charles County
ZIP Code TypeStandard
Population (2022)52,746
Area Code(s)636
Current Time

ZIP Code 63366 Map

63366 Demographics

63366 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Missouri based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 63366 is White. The majority race/ethnicity attending public schools in 63366 is White. The current unemployment level in 63366 is 2.6%.

Population Growth Rate5.95%
Population Density705 People per Square Mile
Total Households17,106
Percentage High Income Households2.5%
Median Houshold Income (2021)$84,414
Average Adjusted Gross Income (2020)$72,600
Current Unemployment Rate (March 2024)2.6%
Majority Race/EthnictyWhite - 89.49%
Public School Majority Race/EthnictyWhite - 79.37%

63366 Race/Ethnicty Breakdown

Native American90.02%
Hawaiian/Pac. Islander00%

63366 Public School Race/Ethnicty Breakdown

Native American50.08%
Hawaiian/Pac. Islander120.18%

63366 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College2,4508.73%
Bachelor Degree6,01121.41%
High School Diploma8,12528.94%
No High School Diploma5161.84%
GED or Alternate1,1874.23%
1 or More Years of College4,53116.14%
Associates Degree2,7599.83%
Masters Degree2,0397.26%
Professional Degree3101.1%
Doctorate Degree1430.51%

63366 Geography

Adjacent ZIP Codes
Cities/Towns in 63366
RegionMetro St. Louis
Metropolitan/Micropolitan Stat AreaSt. Louis, MO-IL
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area75 Square Miles

63366 Politics

US Congressional Districts in 63366
Missouri State Senate Districts in 63366
Missouri State House of Representatives Districts in 63366

63366 Weather and Climate Data

Plant Hardiness ZoneZone 6a: -10F to -5F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion72f - River Hills

63366 Annual Climate Data

Avg Min Temp (°F)19243343536267655745352444
Avg Max Temp (°F)38445567768589888069554266
Avg Precip (In.)1.952.163.433.854.293.683.993.163.132.923.612.738.88

Most Popular ZIP Code Searches in Missouri