ZIP Code 63021 - Ballwin Missouri

ZIP Code 63021 is located in Ballwin Missouri. Portions of 63021 are also in Wildwood and Des Peres and Ellisville and Manchester and Queeny Township and Meramec Township (Saint Louis County) and Wildhorse Township and Missouri River Township and Lafayette Township (Saint Louis County). 63021 is entirely within Saint Louis County. Regionally, it is located in Metro St. Louis.

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ZIP Code 63021 Quick Stats

ZIP Code NameBallwin
Primary CountySaint Louis County
ZIP Code TypeStandard
Population (2022)55,944
Area Code(s)314 / 557 / 636
Current Time

ZIP Code 63021 Map

63021 Demographics

63021 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 63021 is White. The majority race/ethnicity attending public schools in 63021 is White. The current unemployment level in 63021 is 2.4%.

Population Growth Rate0.51%
Population Density2,512 People per Square Mile
Total Households21,245
Percentage High Income Households9.2%
Median Household Income (2021)$98,804
Average Adjusted Gross Income (2021)$455,680
Current Unemployment Rate (May 2024)2.4%
Majority Race/EthnictyWhite - 85.02%
Public School Majority Race/EthnictyWhite - 67.83%

63021 Race/Ethnicty Breakdown

Native American1350.25%
Hawaiian/Pac. Islander120.02%

63021 Public School Race/Ethnicty Breakdown

Native American170.29%
Hawaiian/Pac. Islander10.02%

63021 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College2,2756.22%
Bachelor Degree12,36533.8%
High School Diploma5,23314.3%
No High School Diploma2760.75%
GED or Alternate6361.74%
1 or More Years of College5,47614.97%
Associates Degree2,4896.8%
Masters Degree5,83315.94%
Professional Degree1,1983.27%
Doctorate Degree8072.21%

63021 Geography

Adjacent ZIP Codes
Cities/Towns in 63021
RegionMetro St. Louis
Metropolitan/Micropolitan Stat AreaSt. Louis, MO-IL
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area22 Square Miles

63021 Politics

US Congressional Districts in 63021
Missouri State Senate Districts in 63021
Missouri State House of Representatives Districts in 63021

63021 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 ZoneCfa - Humid Subtropical Climate
Ecoregion72f - River Hills

63021 Annual Climate Data

Avg Min Temp (°F)19233344536267655645342444
Avg Max Temp (°F)38445566768489878069554265
Avg Precip (In.)2.32.363.794.054.343.883.833.453.

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