Zip code 21001: Aberdeen, Maryland
Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.
About 21001
21001 is a suburban zip code in Aberdeen, Maryland (Harford County), covering 30 sq mi of land. About 27,168 people live here, or 907 per square mile. The median resident is 37.7 years old, compared with 38.9 nationally.
The median household earns $83,238 a year, close to the national median of $80,734. 12.7% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $285,800, or 3.4 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 63% of occupied homes are lived in by their owners, and renters pay a median of $1,442 a month.
28% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 29.1 minutes each way, and 10% of workers work from home. The most common jobs among working residents are in office and administrative support; transportation and moving goods; and healthcare.
How 21001 compares
- Veterans10.8%92ndU.S. 6.2% · MD 6.8%84th of 446 in MD
- Tech workers7.6%92ndU.S. 3.8% · MD 6.4%104th of 444 in MD
- Government workers22.3%90thU.S. 14.5% · MD 22.5%195th of 444 in MD
- Diversity index64.782ndU.S. 61.4 · MD 67.769th of 446 in MD
- Average commute29.1 min69thU.S. 26.4 min · MD 31.1 min278th of 421 in MD
- 65thU.S. 5.2% · MD 4.9%119th of 444 in MD
- Median earnings per worker$53,72665thU.S. $49,666 · MD $61,200284th of 443 in MD
- Poverty rate12.7%59thU.S. 12.5% · MD 9.4%100th of 441 in MD
- Per capita income$41,89855thU.S. $44,673 · MD $52,979307th of 446 in MD
- Median household income$83,23854thU.S. $80,734 · MD $103,678304th of 414 in MD
- Median gross rent$1,44253rdU.S. $1,413 · MD $1,705212th of 338 in MD
- 52ndU.S. 9.7% · MD 9%155th of 444 in MD
- 51stU.S. 51.1% · MD 51.5%185th of 404 in MD
- Residents under 1821.8%47thU.S. 22% · MD 22.2%210th of 446 in MD
- 46thU.S. 14.1% · MD 16.6%169th of 446 in MD
- Population27,16844thU.S. 334,922,499 · MD 6,206,01196th of 446 in MD
- Population density907/sq mi42ndU.S. 95/sq mi · MD 639/sq mi171st of 446 in MD
- 42ndU.S. 35.7% · MD 43.4%298th of 445 in MD
- Median home value$285,80041stU.S. $332,700 · MD $419,900336th of 421 in MD
- Median age37.740thU.S. 38.9 · MD 39.4333rd of 446 in MD
- Broadband access90.9%40thU.S. 91% · MD 92.4%278th of 441 in MD
- 40thU.S. 17.2% · MD 16.7%309th of 446 in MD
- 39thU.S. 0.483 · MD 0.456158th of 438 in MD
- Homeownership rate63.3%38thU.S. 65.2% · MD 67.6%357th of 441 in MD
- Work from home10.3%36thU.S. 15.1% · MD 19.3%331st of 444 in MD
- Uninsured rate4.5%27thU.S. 8.4% · MD 6.3%177th of 444 in MD
- Housing vacancy3.5%16thU.S. 10.1% · MD 7.7%304th of 441 in MD
- 2ndU.S. 10% · MD 8.7%397th of 444 in MD
| Measure | 21001 | Harford | MD | U.S. | National percentile | Rank in MD |
|---|---|---|---|---|---|---|
| Veterans | 10.8% | 8.6% | 6.8% | 6.2% | 84th of 446 | |
| Tech workers | 7.6% | 5.7% | 6.4% | 3.8% | 104th of 444 | |
| Government workers | 22.3% | 22.5% | 22.5% | 14.5% | 195th of 444 | |
| Diversity index | 64.7 | 46.1 | 67.7 | 61.4 | 69th of 446 | |
| Average commute | 29.1 min | 32.1 min | 31.1 min | 26.4 min | 278th of 421 | |
| Unemployment rate | 5.8% | 3.8% | 4.9% | 5.2% | 119th of 444 | |
| Median earnings per worker | $53,726 | $65,599 | $61,200 | $49,666 | 284th of 443 | |
| Poverty rate | 12.7% | 7.1% | 9.4% | 12.5% | 100th of 441 | |
| Per capita income | $41,898 | $51,717 | $52,979 | $44,673 | 307th of 446 | |
| Median household income | $83,238 | $112,265 | $103,678 | $80,734 | 304th of 414 | |
| Median gross rent | $1,442 | $1,586 | $1,705 | $1,413 | 212th of 338 | |
| Healthcare workers | 9.6% | 9.3% | 9% | 9.7% | 155th of 444 | |
| Rent-burdened renters | 51% | 48.9% | 51.5% | 51.1% | 185th of 404 | |
| Residents under 18 | 21.8% | 22.3% | 22.2% | 22% | 210th of 446 | |
| Foreign-born residents | 8.9% | 5.9% | 16.6% | 14.1% | 169th of 446 | |
| Population | 27,168 | 263,757 | 6,206,011 | 334,922,499 | 96th of 446 | |
| Population density | 907/sq mi | 603/sq mi | 639/sq mi | 95/sq mi | 171st of 446 | |
| Bachelor's degree or higher | 28.2% | 40.3% | 43.4% | 35.7% | 298th of 445 | |
| Median home value | $285,800 | $386,400 | $419,900 | $332,700 | 336th of 421 | |
| Median age | 37.7 | 40.5 | 39.4 | 38.9 | 333rd of 446 | |
| Broadband access | 90.9% | 92.6% | 92.4% | 91% | 278th of 441 | |
| Residents 65 and older | 15.3% | 17.4% | 16.7% | 17.2% | 309th of 446 | |
| Income inequality (Gini) | 0.423 | 0.408 | 0.456 | 0.483 | 158th of 438 | |
| Homeownership rate | 63.3% | 79.7% | 67.6% | 65.2% | 357th of 441 | |
| Work from home | 10.3% | 14.9% | 19.3% | 15.1% | 331st of 444 | |
| Uninsured rate | 4.5% | 3.6% | 6.3% | 8.4% | 177th of 444 | |
| Housing vacancy | 3.5% | 3.5% | 7.7% | 10.1% | 304th of 441 | |
| Self-employed workers | 3.9% | 7.2% | 8.7% | 10% | 397th of 444 |
The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.
People
Age
Race and ethnicity
- White49%
- Black31%
- Hispanic9%
- Asian3%
- Native American0.2%
- Pacific Islander0%
- Other2%
- Multiracial5%
Language spoken at home (households)
Households
- Households
- 11,204
- Average household size
- 2.4
- Family households
- 63.2%
- Married couples
- 42.9%
- Living alone
- 30.4%
- Veterans (of adults)
- 10.8%
- Male / female
- 49% / 51%
Income and poverty
Household income distribution
Median household income
Housing
Median home value
Median gross rent
Types of housing
- Housing units
- 11,610
- Owner-occupied
- 63.3%
- Vacant
- 3.5%
- Median year built
- 1982
- Median rooms
- 6.1
- Renters paying 30%+ of income
- 51%
- Renters paying 50%+ of income
- 20.3%
- Home value to income
- 3.4× (U.S. 4.1×)
Work and commute
How people get to work
Commute time (one way)
Jobs and careers
Occupations
Industries
Median earnings by type of work
| Type of work | 21001 | U.S. |
|---|---|---|
| Management, business, science and arts | $85,045 | $74,888 |
| Service | $35,031 | $26,804 |
| Sales and office | $40,483 | $40,476 |
| Construction and maintenance | $53,510 | $49,199 |
| Production and transportation | $38,685 | $39,989 |
Education, internet and health coverage
Highest education (adults 25+)
- High school graduate or higher
- 93.1%
- Bachelor's degree or higher
- 28.2%
- Graduate or professional degree
- 11%
- Households with broadband
- 90.9%
- Cable, fiber or DSL
- 78%
- No internet access
- 4.7%
- Without health insurance
- 4.5%
- Limited-English households
- 1.6%
Geography
- City (USPS)
- Aberdeen
- State
- Maryland
- County
- Harford County
- Center point
- 39.5045° N, 76.2010° W
- Land area
- 30 sq mi
- Water area
- 1.5 sq mi
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- Residential delivery area
Cities and towns within this zip
- Aberdeen21% of zip
- Perryman (unincorporated)17% of zip
Census places overlapping the zip's area. Mail may use a different city name than the municipality.
Zip codes near 21001
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 21130 | Perryman, MD | 2.1 mi | $17,336 |
| 21017 | Belcamp, MD | 2.7 mi | $106,831 |
| 21078 | Havre De Grace, MD | 4.9 mi | $106,667 |
| 21009 | Abingdon, MD | 5 mi | $121,660 |
| 21028 | Churchville, MD | 5 mi | $137,586 |
| 21005 | Aberdeen Proving Ground, MD | 5.3 mi | $125,208 |
| 21015 | Bel Air, MD | 5.6 mi | $137,281 |
| 21040 | Edgewood, MD | 6.8 mi | $81,704 |
| 21902 | Perry Point, MD | 8 mi | — |
| 21014 | Bel Air, MD | 8.3 mi | $116,970 |
| 21010 | Gunpowder, MD | 9.2 mi | $99,410 |
| 21085 | Joppa, MD | 9.3 mi | $113,714 |
Zip codes like 21001 elsewhere
Questions about 21001
What city is zip code 21001?
21001 is assigned to Aberdeen, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 21001 in?
21001 is in Harford County, Maryland.
What is the population of 21001?
About 27,168 people live in 21001, according to the Census Bureau's American Community Survey.
What time zone is 21001 in?
21001 is in Eastern Time.
What is the median household income in 21001?
The median household income in 21001 is $83,238.
What zip codes are near 21001?
The closest zip codes to 21001 are 21130, 21017, 21078, 21009, 21028.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 21001, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.