ZIP Code 21102 - Manchester Maryland

ZIP Code 21102 is located in Manchester Maryland. 21102 is primarily within Carroll County, with some portions in Baltimore County. Regionally, 21102 is located in Metro Baltimore.

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ZIP Code 21102 Quick Stats

ZIP Code NameManchester
Primary CountyCarroll County
ZIP Code TypeStandard
Population (2022)12,024
Area Code(s)410 / 443 / 667
Current Time

ZIP Code 21102 Map

21102 Demographics

21102 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 21102 is White. The majority race/ethnicity attending public schools in 21102 is White. The current unemployment level in 21102 is 2.7%.

Population Growth Rate14.41%
Population Density301 People per Square Mile
Total Households4,191
Percentage High Income Households5.8%
Median Household Income (2021)$103,084
Average Adjusted Gross Income (2021)$326,550
Current Unemployment Rate (July 2024)2.7%
Majority Race/EthnictyWhite - 94.14%
Public School Majority Race/EthnictyWhite - 87.99%

21102 Race/Ethnicty Breakdown

Native American1451.2%
Hawaiian/Pac. Islander00%

21102 Public School Race/Ethnicty Breakdown

Native American30.13%
Hawaiian/Pac. Islander90.38%

21102 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College5687.76%
Bachelor Degree1,40019.13%
High School Diploma2,65736.3%
No High School Diploma1001.37%
GED or Alternate3184.34%
1 or More Years of College93812.82%
Associates Degree4385.98%
Masters Degree7229.86%
Professional Degree1041.42%
Doctorate Degree741.01%

21102 Geography

Adjacent ZIP Codes
Cities/Towns in 21102
RegionMetro Baltimore
Metropolitan/Micropolitan Stat AreaBaltimore-Columbia-Towson, MD
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area40 Square Miles

21102 Politics

US Congressional Districts in 21102
Maryland State Senate Districts in 21102
Maryland State House of Delegates Districts in 21102

21102 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion64c - Piedmont Uplands

21102 Annual Climate Data

Avg Min Temp (°F)21233140505963615543352642
Avg Max Temp (°F)38425163728185837665534363
Avg Precip (In.)3.462.813.863.524.483.973.673.474.173.413.513.3343.65

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