| ZIP Code | 02121 |
| ZIP Code Name | Dorchester |
| Primary County | Suffolk County |
| ZIP Code Type | Standard |
| Population (2021) | 29,888 |
| Area Code(s) | 617 / 857 |
| Current Time | EDT |
02121 is a United States ZIP Code located in Dorchester Massachusetts. Portions of 02121 are also in Boston. 02121 is entirely within Suffolk County. 02121 is within Metro Boston.
02121 can be classified socioeconically as a Lower Middle Class class zipcode in comparison to other zipcodes in Massachusetts based on Median Household Income and Average Adjusted Gross Income. Measuring level of educational attainment the majority of adults in 02121 have at least a High School Diploma. 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 3.4%.
| Population | 29,888 |
| Population Growth Rate | 4.95% |
| Population Density | 17,523 People per Square Mile |
| Total Households | 9,739 |
| Percentage High Income Households | 1.6% |
| Median Houshold Income (2021) | $40,732 |
| Average Adjusted Gross Income (2019) | $36,800 |
| Current Unemployment Rate (August 2023) | 3.4% |
| Majority Race/Ethnicty | African American - 55.91% |
| Public School Majority Race/Ethnicty | Hispanic - 38.05% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 3,605 | 11.65% |
| Black | 17,298 | 55.91% |
| Hispanic | 9,969 | 32.22% |
| Asian | 67 | 0.22% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 580 | 13.12% |
| Black | 1,665 | 37.67% |
| Hispanic | 1,733 | 39.21% |
| Asian | 416 | 9.41% |
| Native American | 13 | 0.29% |
| Hawaiian/Pac. Islander | 13 | 0.29% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 746 | 5.83% |
| Bachelor Degree | 1,600 | 12.5% |
| High School Diploma | 4,717 | 36.85% |
| No High School Diploma | 682 | 5.33% |
| GED or Alternate | 743 | 5.8% |
| 1 or More Years of College | 2,636 | 20.59% |
| Associates Degree | 885 | 6.91% |
| Masters Degree | 734 | 5.73% |
| Professional Degree | 40 | 0.31% |
| Doctorate Degree | 12 | 0.09% |
| Coordinates | 42.30611420,-71.08562469 |
| Adjacent ZIP Codes | |
| Cities/Towns in 02121 | |
| Neighborhoods in 02121 | |
| Region | Metro Boston |
| Metropolitan/Micropolitan Stat Area | Boston-Cambridge-Newton, MA-NH |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 2 Square Miles |
| Council Districts in 02121 | |
| US Congressional Districts in 02121 | |
| Massachusetts State Senate Districts in 02121 | |
| Massachusetts State House of Representatives Districts in 02121 |
| School Districts in 02121 |
| Plant Hardiness Zone | Zone 6b: -5F to 0F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 59d - Boston Basin | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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