21921 ZIP Code
Elkton, Maryland
December 16, 2025
| ZIP Code: | 21921 |
| City/Town: | Elkton |
| County: | Cecil |
| State: | Maryland |
| ZIP Type: | Standard |
| Population: | 45,081 |
| Median Household Income: | $80,999 |
| Per Capita Income: | $44,930 |
| Total Housing Units: | 18,332 |
| Median Home Value: | $274,800 |
| Land Area: | 94.7 sq miles
245.4 sq km |
| Water Area: | 5.5 sq miles
14.2 sq km |
| Coordinates: | 39.6271, -75.8599 |
Population Information (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 45,081 | -- | -- |
| Male: | 22,534 | 50.0% | 49.6% |
| Female: | 22,547 | 50.0% | 50.4% |
| Median Age: | 39.4 yrs | -- | 38.5 yrs |
| Under 5 years: | 2,500 | 5.5% | 5.7% |
| 5 to 9 years: | 2,630 | 5.8% | 6.0% |
| 10 to 14 years: | 2,740 | 6.1% | 6.5% |
| 15 to 19 years: | 3,046 | 6.8% | 6.6% |
| 20 to 24 years: | 2,829 | 6.3% | 6.7% |
| 25 to 34 years: | 6,720 | 14.9% | 13.7% |
| 35 to 44 years: | 5,084 | 11.3% | 12.9% |
| 45 to 54 years: | 5,874 | 13.0% | 12.4% |
| 55 to 59 years: | 3,084 | 6.8% | 6.5% |
| 60 to 64 years: | 3,331 | 7.4% | 6.4% |
| 65 to 74 years: | 4,510 | 10.0% | 9.7% |
| 75 to 84 years: | 1,965 | 4.4% | 4.8% |
| 85 years and over: | 768 | 1.7% | 2.0% |
Housing Information (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $274,800 | -- | $281,900 |
| Median rooms: | 6.3 | -- | 5.5 |
| Median rent: | $1,393 / mo. | -- | $1,268 / mo. |
| Total housing units: | 18,332 | -- | -- |
| Occupied housing units: | 17,107 | 93.3% | 38.0% |
| Vacant housing units: | 1,225 | 6.7% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 11,772 | 68.8% | 64.8% |
| Renter-occupied: | 5,335 | 31.2% | 35.2% |
Educational Attainment (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 31,336 | -- | -- |
| Less than 9th grade: | 864 | 2.8% | 4.7% |
| 9th to 12th grade, no diploma: | 1,702 | 5.4% | 6.1% |
| High school graduate: | 11,587 | 37.0% | 26.4% |
| Some college, no degree: | 6,219 | 19.8% | 19.7% |
| Associate degree: | 2,293 | 7.3% | 8.7% |
| Bachelor's degree: | 5,707 | 18.2% | 20.9% |
| Graduate or professional degree: | 2,964 | 9.5% | 13.7% |
| Percent high school graduate or higher: | -- | 91.8% | 89.1% |
| Percent bachelor's degree or higher: | -- | 27.7% | 34.3% |
Income Information (21921 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $80,999 / yr. | $75,149 / yr. |
| Mean household income: | $99,133 / yr. | $105,833 / yr. |
| Median family income: | $100,136 / yr. | $92,646 / yr. |
| Per capita income: | $44,930 / yr. | $41,261 / yr. |
Employment (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 22,766 | -- | 63.5% |
| Employed: | 21,764 | 95.9% | 96.4% |
| Unemployed: | 937 | 4.1% | 5.3% |
| Not in labor force: | 13,819 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 16,998 | 78.1% | 79.7% |
| Government workers: | 4,086 | 18.8% | 14.2% |
| Self-employed: | 661 | 3.0% | 5.9% |
| Unpaid family workers: | 19 | 0.1% | 0.1% |
Race & Ethnicity (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 35,619 | 79.0% | 61.6% |
| Black or African American: | 4,374 | 9.7% | 12.4% |
| American Indian/Alaska Native: | 14 | 0.0% | 1.1% |
| Asian: | 664 | 1.5% | 6.0% |
| Native Hawaiian/Pacific Islander: | 36 | 0.1% | 0.2% |
| Some other race: | 1,226 | 2.7% | 8.4% |
| Two or more races: | 3,148 | 7.0% | 10.2% |
| Hispanic or Latino (any race): | 2,519 | 5.6% | 18.7% |
| Mexican: | 2,515 | 5.6% | 11.2% |
| Puerto Rican: | 1,025 | 2.3% | 1.8% |
| Cuban: | 652 | 1.4% | 0.7% |
| Other Hispanic or Latino: | 125 | 0.3% | 5.0% |
| Not Hispanic or Latino: | 713 | 1.6% | 81.1% |
Income Distribution (21921 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 757 | 4.4% | 4.9% |
| $10,000 to $14,999: | 329 | 1.9% | 3.8% |
| $15,000 to $24,999: | 1,215 | 7.1% | 7.0% |
| $25,000 to $34,999: | 1,433 | 8.4% | 7.4% |
| $35,000 to $49,999: | 1,718 | 10.0% | 10.7% |
| $50,000 to $74,999: | 2,616 | 15.3% | 16.1% |
| $75,000 to $99,999: | 2,257 | 13.2% | 12.8% |
| $100,000 to $149,999: | 3,654 | 21.4% | 17.1% |
| $150,000 to $199,999: | 1,694 | 9.9% | 8.8% |
| $200,000 or more: | 1,434 | 8.4% | 11.4% |
Commute to Work (21921 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 16,745 | 76.9% | 67.8% |
| Carpooled: | 2,504 | 11.5% | 8.7% |
| Public transportation: | 226 | 1.0% | 4.2% |
| Walked: | 249 | 1.1% | 2.5% |
| Other means: | 246 | 1.1% | 0.9% |
| Worked from home: | 1,490 | 6.8% | 13.8% |
| Mean travel time to work: | 27.8 min | -- | 26.7 min |
Industry (21921 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 172 | 0.8% | 1.6% |
| Construction: | 1,310 | 6.0% | 6.9% |
| Manufacturing: | 2,301 | 10.6% | 10.0% |
| Wholesale trade: | 499 | 2.3% | 2.4% |
| Retail trade: | 2,329 | 10.7% | 11.0% |
| Transportation, warehousing, utilities: | 1,176 | 5.4% | 5.8% |
| Information: | 195 | 0.9% | 1.9% |
| Finance, insurance, real estate: | 1,883 | 8.7% | 6.7% |
| Professional, scientific, management: | 1,816 | 8.3% | 12.1% |
| Education, health care, social services: | 4,821 | 22.2% | 23.3% |
| Arts, entertainment, food services: | 2,615 | 12.0% | 9.0% |
| Other services: | 907 | 4.2% | 4.7% |
| Public administration: | 1,740 | 8.0% | 4.7% |
Poverty Status (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 12.1% | 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 (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 42,483 | 94.2% | 91.3% |
| Private health insurance: | 31,179 | 69.2% | 67.6% |
| Public health coverage: | 17,117 | 38.0% | 35.9% |
| Without health insurance: | 1,790 | 4.0% | 8.7% |
Benefits & Assistance (21921 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 13,460 | 78.7% | 77.4% |
| Social Security income: | 5,397 | 31.5% | 31.0% |
| Retirement income: | 4,713 | 27.6% | 21.8% |
| Supplemental Security Income (SSI): | 1,047 | 6.1% | 4.5% |
| Cash public assistance income: | 584 | 3.4% | 1.8% |
| SNAP (food stamps) benefits: | 2,501 | 14.6% | 11.4% |
Housing Types (21921 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 11,855 | 64.7% | 61.4% |
| 1-unit, attached: | 2,310 | 12.6% | 6.1% |
| 2 units: | 487 | 2.7% | 3.4% |
| 3 or 4 units: | 549 | 3.0% | 4.3% |
| 5 to 9 units: | 1,056 | 5.8% | 4.6% |
| 10 to 19 units: | 550 | 3.0% | 4.3% |
| 20 or more units: | 746 | 4.1% | 9.9% |
| Mobile home: | 770 | 4.2% | 5.8% |
| Boat, RV, van, etc.: | 9 | 0.0% | 0.1% |
Year Structure Built (21921 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 80 | 0.4% | 0.6% |
| Built 2010 to 2019: | 1,708 | 9.3% | 8.2% |
| Built 2000 to 2009: | 2,988 | 16.3% | 13.5% |
| Built 1990 to 1999: | 3,362 | 18.3% | 13.2% |
| Built 1980 to 1989: | 2,515 | 13.7% | 13.2% |
| Built 1970 to 1979: | 2,970 | 16.2% | 14.6% |
| Built 1960 to 1969: | 1,677 | 9.1% | 10.2% |
| Built 1950 to 1959: | 1,287 | 7.0% | 9.9% |
| Built 1940 to 1949: | 443 | 2.4% | 4.6% |
| Built 1939 or earlier: | 1,302 | 7.1% | 12.0% |
Bedrooms (21921 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 205 | 1.1% | 2.4% |
| 1 bedroom: | 955 | 5.2% | 3.0% |
| 2 bedrooms: | 4,376 | 23.9% | 9.1% |
| 3 bedrooms: | 8,112 | 44.3% | 15.9% |
| 4 bedrooms: | 3,860 | 21.1% | 18.8% |
| 5 or more bedrooms: | 824 | 4.5% | 17.6% |
Heating Fuel (21921 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 5,152 | 30.1% | 47.1% |
| Bottled, tank, or LP gas: | 2,548 | 14.9% | 4.9% |
| Electricity: | 5,926 | 34.6% | 40.2% |
| Fuel oil, kerosene, etc.: | 2,703 | 15.8% | 4.2% |
| Coal or coke: | 27 | 0.2% | 0.1% |
| Wood: | 438 | 2.6% | 1.5% |
| Solar energy: | 27 | 0.2% | 0.1% |
| Other fuel: | 145 | 0.8% | 0.5% |
| No fuel used: | 141 | 0.8% | 0.2% |
Vehicles Available (21921 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 1,113 | 6.5% | 8.3% |
| 1 vehicle available: | 4,642 | 27.1% | 32.6% |
| 2 vehicles available: | 6,805 | 39.8% | 37.0% |
| 3 or more vehicles available: | 4,547 | 26.6% | 22.1% |
Home Value Distribution (21921 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 503 | 4.3% | 5.7% |
| $50,000 to $99,999: | 483 | 4.1% | 7.8% |
| $100,000 to $149,999: | 452 | 3.8% | 9.2% |
| $150,000 to $199,999: | 1,276 | 10.8% | 10.8% |
| $200,000 to $299,999: | 4,196 | 35.6% | 19.9% |
| $300,000 to $499,999: | 3,679 | 31.3% | 24.1% |
| $500,000 to $999,999: | 1,024 | 8.7% | 17.0% |
| $1,000,000 or more: | 159 | 1.4% | 5.6% |
Housing Costs (21921 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $1,824 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $610 / mo. | $584 / mo. |
| Median gross rent: | $1,393 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.68 | 2.53 |
| Average household size (renter-occupied): | 2.36 | 2.38 |
Households (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 17,107 | -- | -- |
| Married-couple households: | 8,555 | 50.0% | 47.5% |
| Cohabiting couple households: | 2,813 | 16.4% | 7.0% |
| Male householder, no spouse: | 3,081 | 18.0% | 5.4% |
| Female householder, no spouse: | 3,928 | 23.0% | 12.7% |
| Householder living alone: | 4,915 | 28.7% | 28.6% |
| 65 years and over living alone: | 5,158 | 30.2% | 11.8% |
| Average household size: | 2.58 | -- | 2.53 |
| Average family size: | 3.03 | -- | -- |
Marital Status (21921 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 18,588 | -- | -- |
| Never married: | 6,733 | 36.2% | 37.0% |
| Now married: | 9,257 | 49.8% | 49.5% |
| Separated: | 649 | 3.5% | 1.5% |
| Widowed: | 1,645 | 8.8% | 2.6% |
| Divorced: | 5,360 | 28.8% | 9.3% |
School Enrollment (21921 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 10,708 | -- | -- |
| Nursery school, preschool: | 504 | 4.7% | 5.8% |
| Kindergarten: | 376 | 3.5% | 5.0% |
| Elementary school (grades 1-8): | 4,329 | 40.4% | 40.5% |
| High school (grades 9-12): | 2,631 | 24.6% | 21.4% |
| College or graduate school: | 2,868 | 26.8% | 27.3% |
Veterans & Disability (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 35,132 | -- | -- |
| Veterans: | 2,762 | 7.9% | 6.3% |
| Civilian noninstitutionalized population: | 44,273 | -- | -- |
| With a disability: | 5,398 | 12.2% | 13.4% |
| Under 18 with disability: | 486 | 9.0% | 5.8% |
| 18 to 64 with disability: | 2,882 | 53.4% | 10.4% |
| 65 and over with disability: | 2,030 | 37.6% | 33.4% |
Mobility (Residence 1 Year Ago) (21921 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 40,428 | 89.7% | 86.9% |
| Different house: | 4,296 | 9.5% | 13.1% |
| Same county: | 1,503 | 35.0% | 7.0% |
| Different county: | 2,717 | 63.2% | 3.2% |
| Different state: | 1,713 | 39.9% | 2.5% |
| Abroad: | 76 | 1.8% | 0.4% |
Place of Birth (21921 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 42,828 | 95.0% | 86.2% |
| Foreign born: | 487 | 1.1% | 13.9% |
| Naturalized citizen: | 2,253 | 462.6% | 52.7% |
| Not a citizen: | 2,253 | 462.6% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 2,253 | 462.6% | 10.5% |
| Asia: | 279 | 57.3% | 31.3% |
| Africa: | 235 | 48.3% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 917 | 188.3% | 50.0% |
| Northern America: | 42 | 8.6% | 2.2% |
Language Spoken at Home (21921 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 42,581 | -- | -- |
| English only: | 39,170 | 92.0% | 78.3% |
| Language other than English: | 3,411 | 8.0% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 1,454 | 3.4% | 13.3% |
| Other Indo-European languages: | 987 | 2.3% | 3.5% |
| Asian/Pacific Island languages: | 518 | 1.2% | 3.5% |
| Other languages: | 452 | 1.1% | 1.0% |
Computers & Internet (21921 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 17,107 | 100.0% | 93.1% |
| Households with broadband internet: | 15,943 | 93.2% | 89.4% |
Elkton, MD21921