ZIP Code 02121 - Dorchester Massachusetts

ZIP Code 02121 is located in Dorchester Massachusetts. Portions of 02121 are also in Boston. 02121 is entirely within Suffolk County. Regionally, 02121 is located in Metro Boston.

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ZIP Code 02121 Quick Stats

ZIP Code NameDorchester
Primary CountySuffolk County
ZIP Code TypeStandard
Population (2022)29,820
Area Code(s)617 / 857
Current Time
EDT

ZIP Code 02121 Map

02121 Demographics

02121 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Massachusetts based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 02121 is African American. The majority race/ethnicity attending public schools in 02121 is Hispanic. The current unemployment level in 02121 is 3.1%.

Population29,820
Population Growth Rate4.95%
Population Density17,483 People per Square Mile
Total Households9,739
Percentage High Income Households1.6%
Median Household Income (2021)$40,732
Average Adjusted Gross Income (2021)$288,360
Current Unemployment Rate (July 2024)3.1%
Majority Race/EthnictyAfrican American - 55.91%
Public School Majority Race/EthnictyHispanic - 38.05%

02121 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White3,60511.65%
Black17,29855.91%
Hispanic9,96932.22%
Asian670.22%
Native American00%
Hawaiian/Pac. Islander00%

02121 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White58013.12%
Black1,66537.67%
Hispanic1,73339.21%
Asian4169.41%
Native American130.29%
Hawaiian/Pac. Islander130.29%

02121 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College7465.83%
Bachelor Degree1,60012.5%
High School Diploma4,71736.87%
No High School Diploma6825.33%
GED or Alternate7435.81%
1 or More Years of College2,63620.6%
Associates Degree8856.92%
Masters Degree7345.74%
Professional Degree400.31%
Doctorate Degree120.09%

02121 Geography

Coordinates42.30611420,-71.08562469
Adjacent ZIP Codes
Cities/Towns in 02121
Neighborhoods in 02121
RegionMetro Boston
Metropolitan/Micropolitan Stat AreaBoston-Cambridge-Newton, MA-NH
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area2 Square Miles

02121 Politics

US Congressional Districts in 02121
Massachusetts State Senate Districts in 02121
Massachusetts State House of Representatives Districts in 02121

02121 Schools

School Districts in 02121

02121 Weather and Climate Data

Plant Hardiness ZoneZone 6b: -5F to 0F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion59d - Boston Basin

02121 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)19212938485763625443352541
Avg Max Temp (°F)35384657687782807262514059
Avg Precip (In.)4.473.774.464.073.613.523.483.853.864.174.464.2847.99

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