21613 ZIP Code
Cambridge, Maryland
December 15, 2025
| ZIP Code: | 21613 |
| City/Town: | Cambridge |
| County: | Dorchester |
| State: | Maryland |
| ZIP Type: | Standard |
| Population: | 17,945 |
| Median Household Income: | $51,094 |
| Per Capita Income: | $34,961 |
| Total Housing Units: | 9,218 |
| Median Home Value: | $248,900 |
| Land Area: | 153.7 sq miles
398.0 sq km |
| Water Area: | 40.9 sq miles
105.9 sq km |
| Coordinates: | 38.5028, -76.0789 |
Population Information (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 17,945 | -- | -- |
| Male: | 8,846 | 49.3% | 49.6% |
| Female: | 9,099 | 50.7% | 50.4% |
| Median Age: | 42.6 yrs | -- | 38.5 yrs |
| Under 5 years: | 966 | 5.4% | 5.7% |
| 5 to 9 years: | 1,177 | 6.6% | 6.0% |
| 10 to 14 years: | 949 | 5.3% | 6.5% |
| 15 to 19 years: | 1,264 | 7.0% | 6.6% |
| 20 to 24 years: | 851 | 4.7% | 6.7% |
| 25 to 34 years: | 2,305 | 12.8% | 13.7% |
| 35 to 44 years: | 1,983 | 11.1% | 12.9% |
| 45 to 54 years: | 1,845 | 10.3% | 12.4% |
| 55 to 59 years: | 1,379 | 7.7% | 6.5% |
| 60 to 64 years: | 1,188 | 6.6% | 6.4% |
| 65 to 74 years: | 2,385 | 13.3% | 9.7% |
| 75 to 84 years: | 1,393 | 7.8% | 4.8% |
| 85 years and over: | 260 | 1.4% | 2.0% |
Housing Information (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $248,900 | -- | $281,900 |
| Median rooms: | 5.8 | -- | 5.5 |
| Median rent: | $958 / mo. | -- | $1,268 / mo. |
| Total housing units: | 9,218 | -- | -- |
| Occupied housing units: | 7,447 | 80.8% | 38.0% |
| Vacant housing units: | 1,771 | 19.2% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 4,102 | 55.1% | 64.8% |
| Renter-occupied: | 3,345 | 44.9% | 35.2% |
Educational Attainment (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 12,738 | -- | -- |
| Less than 9th grade: | 383 | 3.0% | 4.7% |
| 9th to 12th grade, no diploma: | 1,156 | 9.1% | 6.1% |
| High school graduate: | 4,696 | 36.9% | 26.4% |
| Some college, no degree: | 2,706 | 21.2% | 19.7% |
| Associate degree: | 972 | 7.6% | 8.7% |
| Bachelor's degree: | 1,428 | 11.2% | 20.9% |
| Graduate or professional degree: | 1,397 | 11.0% | 13.7% |
| Percent high school graduate or higher: | -- | 87.9% | 89.1% |
| Percent bachelor's degree or higher: | -- | 22.2% | 34.3% |
Income Information (21613 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $51,094 / yr. | $75,149 / yr. |
| Mean household income: | $78,276 / yr. | $105,833 / yr. |
| Median family income: | $66,456 / yr. | $92,646 / yr. |
| Per capita income: | $34,961 / yr. | $41,261 / yr. |
Employment (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 8,755 | -- | 63.5% |
| Employed: | 8,221 | 93.9% | 96.4% |
| Unemployed: | 534 | 6.1% | 5.3% |
| Not in labor force: | 5,881 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 6,068 | 73.8% | 79.7% |
| Government workers: | 1,563 | 19.0% | 14.2% |
| Self-employed: | 557 | 6.8% | 5.9% |
| Unpaid family workers: | 33 | 0.4% | 0.1% |
Race & Ethnicity (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 9,413 | 52.5% | 61.6% |
| Black or African American: | 6,031 | 33.6% | 12.4% |
| American Indian/Alaska Native: | 0 | 0.0% | 1.1% |
| Asian: | 356 | 2.0% | 6.0% |
| Native Hawaiian/Pacific Islander: | 0 | 0.0% | 0.2% |
| Some other race: | 571 | 3.2% | 8.4% |
| Two or more races: | 1,574 | 8.8% | 10.2% |
| Hispanic or Latino (any race): | 978 | 5.4% | 18.7% |
| Mexican: | 1,187 | 6.6% | 11.2% |
| Puerto Rican: | 189 | 1.1% | 1.8% |
| Cuban: | 558 | 3.1% | 0.7% |
| Other Hispanic or Latino: | 53 | 0.3% | 5.0% |
| Not Hispanic or Latino: | 387 | 2.2% | 81.1% |
Income Distribution (21613 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 543 | 7.3% | 4.9% |
| $10,000 to $14,999: | 439 | 5.9% | 3.8% |
| $15,000 to $24,999: | 648 | 8.7% | 7.0% |
| $25,000 to $34,999: | 740 | 9.9% | 7.4% |
| $35,000 to $49,999: | 1,259 | 16.9% | 10.7% |
| $50,000 to $74,999: | 1,194 | 16.0% | 16.1% |
| $75,000 to $99,999: | 704 | 9.5% | 12.8% |
| $100,000 to $149,999: | 1,037 | 13.9% | 17.1% |
| $150,000 to $199,999: | 446 | 6.0% | 8.8% |
| $200,000 or more: | 437 | 5.9% | 11.4% |
Commute to Work (21613 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 6,100 | 74.2% | 67.8% |
| Carpooled: | 1,059 | 12.9% | 8.7% |
| Public transportation: | 24 | 0.3% | 4.2% |
| Walked: | 101 | 1.2% | 2.5% |
| Other means: | 118 | 1.4% | 0.9% |
| Worked from home: | 682 | 8.3% | 13.8% |
| Mean travel time to work: | 23.8 min | -- | 26.7 min |
Industry (21613 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 238 | 2.9% | 1.6% |
| Construction: | 465 | 5.7% | 6.9% |
| Manufacturing: | 760 | 9.2% | 10.0% |
| Wholesale trade: | 78 | 0.9% | 2.4% |
| Retail trade: | 992 | 12.1% | 11.0% |
| Transportation, warehousing, utilities: | 426 | 5.2% | 5.8% |
| Information: | 90 | 1.1% | 1.9% |
| Finance, insurance, real estate: | 286 | 3.5% | 6.7% |
| Professional, scientific, management: | 932 | 11.3% | 12.1% |
| Education, health care, social services: | 2,013 | 24.5% | 23.3% |
| Arts, entertainment, food services: | 1,023 | 12.4% | 9.0% |
| Other services: | 438 | 5.3% | 4.7% |
| Public administration: | 480 | 5.8% | 4.7% |
Poverty Status (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 18.3% | 8.8% |
| All people below poverty level: | -- | -- | -- |
| Under 18 years: | -- | -- | 16.3% |
| 18 to 64 years: | -- | -- | 11.0% |
| 65 years and over: | -- | -- | 10.3% |
Health Insurance (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 16,883 | 94.1% | 91.3% |
| Private health insurance: | 9,383 | 52.3% | 67.6% |
| Public health coverage: | 10,613 | 59.1% | 35.9% |
| Without health insurance: | 726 | 4.0% | 8.7% |
Benefits & Assistance (21613 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 5,262 | 70.7% | 77.4% |
| Social Security income: | 2,612 | 35.1% | 31.0% |
| Retirement income: | 1,946 | 26.1% | 21.8% |
| Supplemental Security Income (SSI): | 458 | 6.2% | 4.5% |
| Cash public assistance income: | 230 | 3.1% | 1.8% |
| SNAP (food stamps) benefits: | 1,915 | 25.7% | 11.4% |
Housing Types (21613 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 6,131 | 66.5% | 61.4% |
| 1-unit, attached: | 699 | 7.6% | 6.1% |
| 2 units: | 242 | 2.6% | 3.4% |
| 3 or 4 units: | 488 | 5.3% | 4.3% |
| 5 to 9 units: | 659 | 7.1% | 4.6% |
| 10 to 19 units: | 214 | 2.3% | 4.3% |
| 20 or more units: | 486 | 5.3% | 9.9% |
| Mobile home: | 299 | 3.2% | 5.8% |
| Boat, RV, van, etc.: | 0 | 0.0% | 0.1% |
Year Structure Built (21613 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 23 | 0.2% | 0.6% |
| Built 2010 to 2019: | 504 | 5.5% | 8.2% |
| Built 2000 to 2009: | 2,004 | 21.7% | 13.5% |
| Built 1990 to 1999: | 540 | 5.9% | 13.2% |
| Built 1980 to 1989: | 741 | 8.0% | 13.2% |
| Built 1970 to 1979: | 941 | 10.2% | 14.6% |
| Built 1960 to 1969: | 599 | 6.5% | 10.2% |
| Built 1950 to 1959: | 969 | 10.5% | 9.9% |
| Built 1940 to 1949: | 602 | 6.5% | 4.6% |
| Built 1939 or earlier: | 2,295 | 24.9% | 12.0% |
Bedrooms (21613 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 19 | 0.2% | 2.4% |
| 1 bedroom: | 920 | 10.0% | 3.0% |
| 2 bedrooms: | 3,019 | 32.8% | 9.1% |
| 3 bedrooms: | 3,444 | 37.4% | 15.9% |
| 4 bedrooms: | 1,495 | 16.2% | 18.8% |
| 5 or more bedrooms: | 321 | 3.5% | 17.6% |
Heating Fuel (21613 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 1,740 | 23.4% | 47.1% |
| Bottled, tank, or LP gas: | 380 | 5.1% | 4.9% |
| Electricity: | 4,005 | 53.8% | 40.2% |
| Fuel oil, kerosene, etc.: | 1,009 | 13.5% | 4.2% |
| Coal or coke: | 16 | 0.2% | 0.1% |
| Wood: | 115 | 1.5% | 1.5% |
| Solar energy: | 51 | 0.7% | 0.1% |
| Other fuel: | 65 | 0.9% | 0.5% |
| No fuel used: | 66 | 0.9% | 0.2% |
Vehicles Available (21613 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 1,001 | 13.4% | 8.3% |
| 1 vehicle available: | 2,676 | 35.9% | 32.6% |
| 2 vehicles available: | 2,275 | 30.5% | 37.0% |
| 3 or more vehicles available: | 1,495 | 20.1% | 22.1% |
Home Value Distribution (21613 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 152 | 3.7% | 5.7% |
| $50,000 to $99,999: | 406 | 9.9% | 7.8% |
| $100,000 to $149,999: | 341 | 8.3% | 9.2% |
| $150,000 to $199,999: | 557 | 13.6% | 10.8% |
| $200,000 to $299,999: | 1,049 | 25.6% | 19.9% |
| $300,000 to $499,999: | 1,013 | 24.7% | 24.1% |
| $500,000 to $999,999: | 496 | 12.1% | 17.0% |
| $1,000,000 or more: | 88 | 2.1% | 5.6% |
Housing Costs (21613 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $1,754 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $655 / mo. | $584 / mo. |
| Median gross rent: | $958 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.20 | 2.53 |
| Average household size (renter-occupied): | 2.52 | 2.38 |
Households (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 7,447 | -- | -- |
| Married-couple households: | 2,740 | 36.8% | 47.5% |
| Cohabiting couple households: | 609 | 8.2% | 7.0% |
| Male householder, no spouse: | 1,251 | 16.8% | 5.4% |
| Female householder, no spouse: | 2,934 | 39.4% | 12.7% |
| Householder living alone: | 1,931 | 25.9% | 28.6% |
| 65 years and over living alone: | 2,699 | 36.2% | 11.8% |
| Average household size: | 2.34 | -- | 2.53 |
| Average family size: | 2.99 | -- | -- |
Marital Status (21613 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 6,919 | -- | -- |
| Never married: | 2,771 | 40.0% | 37.0% |
| Now married: | 2,959 | 42.8% | 49.5% |
| Separated: | 350 | 5.1% | 1.5% |
| Widowed: | 658 | 9.5% | 2.6% |
| Divorced: | 2,696 | 39.0% | 9.3% |
School Enrollment (21613 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 4,311 | -- | -- |
| Nursery school, preschool: | 330 | 7.7% | 5.8% |
| Kindergarten: | 325 | 7.5% | 5.0% |
| Elementary school (grades 1-8): | 1,563 | 36.3% | 40.5% |
| High school (grades 9-12): | 1,133 | 26.3% | 21.4% |
| College or graduate school: | 960 | 22.3% | 27.3% |
Veterans & Disability (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 14,032 | -- | -- |
| Veterans: | 1,273 | 9.1% | 6.3% |
| Civilian noninstitutionalized population: | 17,609 | -- | -- |
| With a disability: | 3,287 | 18.7% | 13.4% |
| Under 18 with disability: | 517 | 15.7% | 5.8% |
| 18 to 64 with disability: | 1,500 | 45.6% | 10.4% |
| 65 and over with disability: | 1,270 | 38.6% | 33.4% |
Mobility (Residence 1 Year Ago) (21613 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 16,329 | 91.0% | 86.9% |
| Different house: | 1,450 | 8.1% | 13.1% |
| Same county: | 887 | 61.2% | 7.0% |
| Different county: | 552 | 38.1% | 3.2% |
| Different state: | 205 | 14.1% | 2.5% |
| Abroad: | 11 | 0.8% | 0.4% |
Place of Birth (21613 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 17,199 | 95.8% | 86.2% |
| Foreign born: | 419 | 2.3% | 13.9% |
| Naturalized citizen: | 746 | 178.0% | 52.7% |
| Not a citizen: | 746 | 178.0% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 746 | 178.0% | 10.5% |
| Asia: | 118 | 28.2% | 31.3% |
| Africa: | 61 | 14.6% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 409 | 97.6% | 50.0% |
| Northern America: | 0 | 0.0% | 2.2% |
Language Spoken at Home (21613 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 16,979 | -- | -- |
| English only: | 15,854 | 93.4% | 78.3% |
| Language other than English: | 1,125 | 6.6% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 786 | 4.6% | 13.3% |
| Other Indo-European languages: | 183 | 1.1% | 3.5% |
| Asian/Pacific Island languages: | 117 | 0.7% | 3.5% |
| Other languages: | 39 | 0.2% | 1.0% |
Computers & Internet (21613 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 7,447 | 100.0% | 93.1% |
| Households with broadband internet: | 6,909 | 92.8% | 89.4% |
Cambridge, MD21613