PlainZIP

Aberdeen Proving Ground, MD · standard

ZIP Code 21005

Harford County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

2,112
102/sq mi
$125,208
Median income
55.2%
Bachelor's or higher

The verdict

Aberdeen Proving Ground pairs a top-decile household income, in a rural, renter-heavy area.

Top 8%
household income, US ZIPs
102
people per sq mi
3%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21005 against every reporting US ZIP.

ZIP code 21005 covers 20.6 square miles in Aberdeen Proving Ground, Harford County, Maryland (a standard USPS delivery area), with a modest 2,112 residents on file, a density of 102 people per square mile, in the New York time zone.

ZIP 21005 skews affluent, with a median household income of $125,208 (10% above the Maryland average), while per-capita income is $57,953. 0.9% of residents live below the poverty line, and the unemployment rate reads 2.3%. Housing costs here run - for a typical home value, with rent averaging $2,087 a month; 2.8% of homes are owner-occupied.

This is a highly-educated ZIP: 55.2% of adults hold a bachelor's degree or higher, the median age is 33.1, and the average commute is -. To put 21005 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Harford County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 21005

Top 5 sectors by establishment count in Aberdeen Proving Ground, MD

Which industries have the most business establishments in ZIP 21005.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 21005, Aberdeen Proving Ground, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

2,112

Population

20.6

Area (sq mi)

102

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 21005?

33.1

Median Age

50.2%

Male

49.8%

Female

3.9%

Foreign-Born

White 49.7%
African American 32.9%
Asian 3.4%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 1.4%
Two or More Ethnicities 11.7%
Hispanic or Latino 9.5%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$125,208

Median Household Income

+10% vs state

$57,953

Per Capita Income

0.9%

Poverty Rate

2.3%

Unemployment Rate

How ZIP 21005 ranks nationally

Aberdeen Proving Ground, MD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$125,208 Top 8% higher than 92% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). This entry sits in this band. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 70.1%
Bachelor's Degree or Higher 55.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

948

Total Housing Units

835

Occupied Units

113

Vacant Units

2.38

Avg Household Size

Occupancy Type

Owner 2.8%
Renter 97.2%

$2,087

Median Rent

1983

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 94 business establishments in ZIP 21005, employing approximately 3,150 people with a combined annual payroll of $354,826,000.

94

Businesses

3,150

Employees

$354.8M

Annual Payroll

6

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 68 72.3%
Other services (except public administration) 5 5.3%
Accommodation and food services 4 4.3%
Construction 3 3.2%
Information 3 3.2%
Administrative and support and waste management and remediation services 3 3.2%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 21005 vs 21130 →

ZIP 21005 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 21005 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 21005 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 21005 ranks #2 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
21130 Perryman, MD 187 4.0 mi
21001 Aberdeen, MD 21,487 5.0 mi
21017 Belcamp, MD 7,062 6.3 mi
21078 Havre De Grace, MD 17,603 6.8 mi
21902 Perry Point, MD 471 6.1 mi
21610 Betterton, MD 378 7.8 mi
21903 Perryville, MD 5,687 8.0 mi
21904 Port Deposit, MD 7,252 10.5 mi
21667 Still Pond, MD 310 9.6 mi
21028 Churchville, MD 3,460 9.2 mi

More ZIP Codes in Harford County

21014 standard
Bel Air, MD
Pop: 36,047
21009 standard
Abingdon, MD
Pop: 29,766
21015 standard
Bel Air, MD
Pop: 27,763
21040 standard
Edgewood, MD
Pop: 24,420
21001 standard
Aberdeen, MD
Pop: 21,487
21050 standard
Forest Hill, MD
Pop: 18,202

Related Areas

Harford County Aberdeen Proving Ground, MD Maryland

Frequently Asked Questions

What county is ZIP code 21005 in? ▼
ZIP code 21005 (Aberdeen Proving Ground) is located in Harford County, Maryland. Harford County contains multiple ZIP codes, see the full list at /counties/harford-md.
What is the population of ZIP code 21005? ▼
ZIP code 21005 in Aberdeen Proving Ground, MD has a population of 2,112 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21005? ▼
The median household income in ZIP 21005 is $125,208, which is 64% above the national average of $76,288.
What is the demographic makeup of ZIP 21005? ▼
The largest racial group in ZIP 21005 is White at 49.7%. Hispanic or Latino residents make up 9.5% of the population.
How many businesses are in ZIP code 21005? ▼
ZIP code 21005 has 94 business establishments employing approximately 3,150 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21005? ▼
The top industries by establishment count in ZIP 21005 are: Professional, scientific, and technical services (68), Other services (except public administration) (5), Accommodation and food services (4). There are 6 industry sectors represented in total.
What is the education level in ZIP code 21005? ▼
In ZIP code 21005, 70.1% of residents aged 25+ have a high school diploma or higher, and 55.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 21005? ▼
In ZIP code 21005, approximately 2.8% of occupied housing units are owner-occupied and 97.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21005? ▼
The poverty rate in ZIP code 21005 is 0.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.