ZIP Code 21133 - Randallstown Maryland

ZIP Code 21133 is located in Randallstown Maryland. Portions of 21133 are also in Milford Mill. 21133 is entirely within Baltimore County. Regionally, 21133 is located in Metro Baltimore.

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ZIP Code 21133 Quick Stats

ZIP Code NameRandallstown
Primary CountyBaltimore County
ZIP Code TypeStandard
Population (2022)32,070
Area Code(s)410 / 443 / 667
Current Time

ZIP Code 21133 Map

21133 Demographics

21133 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Maryland based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 21133 is African American. The majority race/ethnicity attending public schools in 21133 is African American. The current unemployment level in 21133 is 2.7%.

Population Growth Rate0.00%
Population Density3,256 People per Square Mile
Total Households10,965
Percentage High Income Households3.7%
Median Household Income (2021)$77,593
Average Adjusted Gross Income (2021)$282,260
Current Unemployment Rate (July 2024)2.7%
Majority Race/EthnictyAfrican American - 81.35%
Public School Majority Race/EthnictyAfrican American - 88.62%

21133 Race/Ethnicty Breakdown

Native American1090.36%
Hawaiian/Pac. Islander80.03%

21133 Public School Race/Ethnicty Breakdown

Native American80.22%
Hawaiian/Pac. Islander10.03%

21133 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,4627.92%
Bachelor Degree3,88521.04%
High School Diploma4,90026.54%
No High School Diploma2241.21%
GED or Alternate5312.88%
1 or More Years of College3,73920.25%
Associates Degree1,4387.79%
Masters Degree1,85510.05%
Professional Degree2461.33%
Doctorate Degree1861.01%

21133 Geography

Adjacent ZIP Codes
Cities/Towns in 21133
RegionMetro Baltimore
Metropolitan/Micropolitan Stat AreaBaltimore-Columbia-Towson, MD
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area10 Square Miles

21133 Politics

US Congressional Districts in 21133
Maryland State Senate Districts in 21133
Maryland State House of Delegates Districts in 21133

21133 Weather and Climate Data

Plant Hardiness ZoneZone 6b: -5F to 0F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion64c - Piedmont Uplands

21133 Annual Climate Data

Avg Min Temp (°F)23253241516065635644352844
Avg Max Temp (°F)41455465758287857867554565
Avg Precip (In.)3.663.

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