21001 ZIP Code
Aberdeen, Maryland
December 14, 2025
| ZIP Code: | 21001 |
| City/Town: | Aberdeen |
| County: | Harford |
| State: | Maryland |
| ZIP Type: | Standard |
| Population: | 25,908 |
| Median Household Income: | $76,250 |
| Per Capita Income: | $44,709 |
| Total Housing Units: | 11,055 |
| Median Home Value: | $251,600 |
| Land Area: | 30.0 sq miles
77.6 sq km |
| Water Area: | 1.5 sq miles
3.8 sq km |
| Coordinates: | 39.5045, -76.2010 |
Population Information (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 25,908 | -- | -- |
| Male: | 12,524 | 48.3% | 49.6% |
| Female: | 13,384 | 51.7% | 50.4% |
| Median Age: | 35.8 yrs | -- | 38.5 yrs |
| Under 5 years: | 1,739 | 6.7% | 5.7% |
| 5 to 9 years: | 1,479 | 5.7% | 6.0% |
| 10 to 14 years: | 1,778 | 6.9% | 6.5% |
| 15 to 19 years: | 1,469 | 5.7% | 6.6% |
| 20 to 24 years: | 1,689 | 6.5% | 6.7% |
| 25 to 34 years: | 4,496 | 17.4% | 13.7% |
| 35 to 44 years: | 2,887 | 11.1% | 12.9% |
| 45 to 54 years: | 3,030 | 11.7% | 12.4% |
| 55 to 59 years: | 1,501 | 5.8% | 6.5% |
| 60 to 64 years: | 1,834 | 7.1% | 6.4% |
| 65 to 74 years: | 2,583 | 10.0% | 9.7% |
| 75 to 84 years: | 959 | 3.7% | 4.8% |
| 85 years and over: | 464 | 1.8% | 2.0% |
Housing Information (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $251,600 | -- | $281,900 |
| Median rooms: | 5.9 | -- | 5.5 |
| Median rent: | $1,332 / mo. | -- | $1,268 / mo. |
| Total housing units: | 11,055 | -- | -- |
| Occupied housing units: | 10,516 | 95.1% | 38.0% |
| Vacant housing units: | 539 | 4.9% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 6,997 | 66.5% | 64.8% |
| Renter-occupied: | 3,519 | 33.5% | 35.2% |
Educational Attainment (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 17,754 | -- | -- |
| Less than 9th grade: | 469 | 2.6% | 4.7% |
| 9th to 12th grade, no diploma: | 1,376 | 7.8% | 6.1% |
| High school graduate: | 5,078 | 28.6% | 26.4% |
| Some college, no degree: | 3,715 | 20.9% | 19.7% |
| Associate degree: | 1,977 | 11.1% | 8.7% |
| Bachelor's degree: | 3,225 | 18.2% | 20.9% |
| Graduate or professional degree: | 1,914 | 10.8% | 13.7% |
| Percent high school graduate or higher: | -- | 89.6% | 89.1% |
| Percent bachelor's degree or higher: | -- | 28.9% | 34.3% |
Income Information (21001 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $76,250 / yr. | $75,149 / yr. |
| Mean household income: | $92,256 / yr. | $105,833 / yr. |
| Median family income: | $93,378 / yr. | $92,646 / yr. |
| Per capita income: | $44,709 / yr. | $41,261 / yr. |
Employment (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 13,636 | -- | 63.5% |
| Employed: | 12,785 | 95.2% | 96.4% |
| Unemployed: | 648 | 4.8% | 5.3% |
| Not in labor force: | 6,896 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 9,571 | 74.9% | 79.7% |
| Government workers: | 2,644 | 20.7% | 14.2% |
| Self-employed: | 563 | 4.4% | 5.9% |
| Unpaid family workers: | 7 | 0.1% | 0.1% |
Race & Ethnicity (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 15,840 | 61.1% | 61.6% |
| Black or African American: | 6,218 | 24.0% | 12.4% |
| American Indian/Alaska Native: | 56 | 0.2% | 1.1% |
| Asian: | 907 | 3.5% | 6.0% |
| Native Hawaiian/Pacific Islander: | 0 | 0.0% | 0.2% |
| Some other race: | 997 | 3.8% | 8.4% |
| Two or more races: | 1,890 | 7.3% | 10.2% |
| Hispanic or Latino (any race): | 1,837 | 7.1% | 18.7% |
| Mexican: | 2,429 | 9.4% | 11.2% |
| Puerto Rican: | 862 | 3.3% | 1.8% |
| Cuban: | 587 | 2.3% | 0.7% |
| Other Hispanic or Latino: | 68 | 0.3% | 5.0% |
| Not Hispanic or Latino: | 912 | 3.5% | 81.1% |
Income Distribution (21001 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 791 | 7.5% | 4.9% |
| $10,000 to $14,999: | 228 | 2.2% | 3.8% |
| $15,000 to $24,999: | 542 | 5.2% | 7.0% |
| $25,000 to $34,999: | 857 | 8.1% | 7.4% |
| $35,000 to $49,999: | 931 | 8.9% | 10.7% |
| $50,000 to $74,999: | 1,817 | 17.3% | 16.1% |
| $75,000 to $99,999: | 1,445 | 13.7% | 12.8% |
| $100,000 to $149,999: | 2,174 | 20.7% | 17.1% |
| $150,000 to $199,999: | 974 | 9.3% | 8.8% |
| $200,000 or more: | 757 | 7.2% | 11.4% |
Commute to Work (21001 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 9,842 | 77.0% | 67.8% |
| Carpooled: | 1,296 | 10.1% | 8.7% |
| Public transportation: | 190 | 1.5% | 4.2% |
| Walked: | 89 | 0.7% | 2.5% |
| Other means: | 136 | 1.1% | 0.9% |
| Worked from home: | 1,152 | 9.0% | 13.8% |
| Mean travel time to work: | 29.2 min | -- | 26.7 min |
Industry (21001 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 37 | 0.3% | 1.6% |
| Construction: | 998 | 7.8% | 6.9% |
| Manufacturing: | 858 | 6.7% | 10.0% |
| Wholesale trade: | 253 | 2.0% | 2.4% |
| Retail trade: | 1,743 | 13.6% | 11.0% |
| Transportation, warehousing, utilities: | 927 | 7.3% | 5.8% |
| Information: | 120 | 0.9% | 1.9% |
| Finance, insurance, real estate: | 514 | 4.0% | 6.7% |
| Professional, scientific, management: | 1,833 | 14.3% | 12.1% |
| Education, health care, social services: | 2,262 | 17.7% | 23.3% |
| Arts, entertainment, food services: | 900 | 7.0% | 9.0% |
| Other services: | 691 | 5.4% | 4.7% |
| Public administration: | 1,649 | 12.9% | 4.7% |
Poverty Status (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 13.7% | 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 (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 24,270 | 93.7% | 91.3% |
| Private health insurance: | 18,272 | 70.5% | 67.6% |
| Public health coverage: | 10,423 | 40.2% | 35.9% |
| Without health insurance: | 1,421 | 5.5% | 8.7% |
Benefits & Assistance (21001 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 8,022 | 76.3% | 77.4% |
| Social Security income: | 3,207 | 30.5% | 31.0% |
| Retirement income: | 2,551 | 24.3% | 21.8% |
| Supplemental Security Income (SSI): | 570 | 5.4% | 4.5% |
| Cash public assistance income: | 336 | 3.2% | 1.8% |
| SNAP (food stamps) benefits: | 1,312 | 12.5% | 11.4% |
Housing Types (21001 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 6,185 | 55.9% | 61.4% |
| 1-unit, attached: | 1,822 | 16.5% | 6.1% |
| 2 units: | 16 | 0.1% | 3.4% |
| 3 or 4 units: | 143 | 1.3% | 4.3% |
| 5 to 9 units: | 618 | 5.6% | 4.6% |
| 10 to 19 units: | 961 | 8.7% | 4.3% |
| 20 or more units: | 697 | 6.3% | 9.9% |
| Mobile home: | 613 | 5.5% | 5.8% |
| Boat, RV, van, etc.: | 0 | 0.0% | 0.1% |
Year Structure Built (21001 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 195 | 1.8% | 0.6% |
| Built 2010 to 2019: | 1,293 | 11.7% | 8.2% |
| Built 2000 to 2009: | 1,591 | 14.4% | 13.5% |
| Built 1990 to 1999: | 1,040 | 9.4% | 13.2% |
| Built 1980 to 1989: | 1,279 | 11.6% | 13.2% |
| Built 1970 to 1979: | 1,145 | 10.4% | 14.6% |
| Built 1960 to 1969: | 1,589 | 14.4% | 10.2% |
| Built 1950 to 1959: | 1,348 | 12.2% | 9.9% |
| Built 1940 to 1949: | 749 | 6.8% | 4.6% |
| Built 1939 or earlier: | 826 | 7.5% | 12.0% |
Bedrooms (21001 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 76 | 0.7% | 2.4% |
| 1 bedroom: | 982 | 8.9% | 3.0% |
| 2 bedrooms: | 3,116 | 28.2% | 9.1% |
| 3 bedrooms: | 4,575 | 41.4% | 15.9% |
| 4 bedrooms: | 1,824 | 16.5% | 18.8% |
| 5 or more bedrooms: | 482 | 4.4% | 17.6% |
Heating Fuel (21001 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 4,642 | 44.1% | 47.1% |
| Bottled, tank, or LP gas: | 507 | 4.8% | 4.9% |
| Electricity: | 3,862 | 36.7% | 40.2% |
| Fuel oil, kerosene, etc.: | 1,152 | 11.0% | 4.2% |
| Coal or coke: | 0 | 0.0% | 0.1% |
| Wood: | 85 | 0.8% | 1.5% |
| Solar energy: | 20 | 0.2% | 0.1% |
| Other fuel: | 136 | 1.3% | 0.5% |
| No fuel used: | 112 | 1.1% | 0.2% |
Vehicles Available (21001 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 809 | 7.7% | 8.3% |
| 1 vehicle available: | 3,679 | 35.0% | 32.6% |
| 2 vehicles available: | 3,702 | 35.2% | 37.0% |
| 3 or more vehicles available: | 2,326 | 22.1% | 22.1% |
Home Value Distribution (21001 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 527 | 7.5% | 5.7% |
| $50,000 to $99,999: | 165 | 2.4% | 7.8% |
| $100,000 to $149,999: | 526 | 7.5% | 9.2% |
| $150,000 to $199,999: | 976 | 13.9% | 10.8% |
| $200,000 to $299,999: | 2,481 | 35.5% | 19.9% |
| $300,000 to $499,999: | 1,679 | 24.0% | 24.1% |
| $500,000 to $999,999: | 507 | 7.2% | 17.0% |
| $1,000,000 or more: | 136 | 1.9% | 5.6% |
Housing Costs (21001 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $1,753 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $589 / mo. | $584 / mo. |
| Median gross rent: | $1,332 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.66 | 2.53 |
| Average household size (renter-occupied): | 2.06 | 2.38 |
Households (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 10,516 | -- | -- |
| Married-couple households: | 4,740 | 45.1% | 47.5% |
| Cohabiting couple households: | 1,701 | 16.2% | 7.0% |
| Male householder, no spouse: | 1,954 | 18.6% | 5.4% |
| Female householder, no spouse: | 3,154 | 30.0% | 12.7% |
| Householder living alone: | 3,333 | 31.7% | 28.6% |
| 65 years and over living alone: | 2,973 | 28.3% | 11.8% |
| Average household size: | 2.46 | -- | 2.53 |
| Average family size: | 3.03 | -- | -- |
Marital Status (21001 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 9,879 | -- | -- |
| Never married: | 3,724 | 37.7% | 37.0% |
| Now married: | 4,862 | 49.2% | 49.5% |
| Separated: | 242 | 2.4% | 1.5% |
| Widowed: | 902 | 9.1% | 2.6% |
| Divorced: | 3,674 | 37.2% | 9.3% |
School Enrollment (21001 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 6,159 | -- | -- |
| Nursery school, preschool: | 392 | 6.4% | 5.8% |
| Kindergarten: | 342 | 5.6% | 5.0% |
| Elementary school (grades 1-8): | 2,446 | 39.7% | 40.5% |
| High school (grades 9-12): | 1,255 | 20.4% | 21.4% |
| College or graduate school: | 1,724 | 28.0% | 27.3% |
Veterans & Disability (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 19,772 | -- | -- |
| Veterans: | 2,346 | 11.9% | 6.3% |
| Civilian noninstitutionalized population: | 25,691 | -- | -- |
| With a disability: | 3,779 | 14.7% | 13.4% |
| Under 18 with disability: | 379 | 10.0% | 5.8% |
| 18 to 64 with disability: | 1,674 | 44.3% | 10.4% |
| 65 and over with disability: | 1,726 | 45.7% | 33.4% |
Mobility (Residence 1 Year Ago) (21001 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 22,301 | 86.1% | 86.9% |
| Different house: | 3,333 | 12.9% | 13.1% |
| Same county: | 1,601 | 48.0% | 7.0% |
| Different county: | 1,732 | 52.0% | 3.2% |
| Different state: | 817 | 24.5% | 2.5% |
| Abroad: | 0 | 0.0% | 0.4% |
Place of Birth (21001 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 23,841 | 92.0% | 86.2% |
| Foreign born: | 688 | 2.7% | 13.9% |
| Naturalized citizen: | 2,067 | 300.4% | 52.7% |
| Not a citizen: | 2,067 | 300.4% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 2,067 | 300.4% | 10.5% |
| Asia: | 349 | 50.7% | 31.3% |
| Africa: | 480 | 69.8% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 685 | 99.6% | 50.0% |
| Northern America: | 0 | 0.0% | 2.2% |
Language Spoken at Home (21001 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 24,169 | -- | -- |
| English only: | 21,688 | 89.7% | 78.3% |
| Language other than English: | 2,481 | 10.3% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 947 | 3.9% | 13.3% |
| Other Indo-European languages: | 635 | 2.6% | 3.5% |
| Asian/Pacific Island languages: | 536 | 2.2% | 3.5% |
| Other languages: | 363 | 1.5% | 1.0% |
Computers & Internet (21001 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 10,516 | 100.0% | 93.1% |
| Households with broadband internet: | 9,822 | 93.4% | 89.4% |
Aberdeen, MD21001