ZIP Code 21009
standardSource:
Abingdon · Harford County · Maryland
- Population
- 29,766
- Median income
- $121,660
- Median home value
- $357,100
- Bachelor's or higher
- 41.3%
- Land area
- 29.4 sq mi
1,013/sq mi
▲ 59% vs US
higher than 91% of US ZIPs
▲ 28% vs US
higher than 75% of US ZIPs
Median age 36.2
New York
ZIP code 21009 in Abingdon, Maryland has a population of 29,766. The median household income is $121,660, which is 59% above the national average. Median home value is $357,100, 28% above the US average. 41.3% of residents hold a bachelor's degree or higher.
ZIP code 21009 is classified by USPS as a standard delivery area and covers roughly 29.4 square miles in Abingdon, Harford County, Maryland. The area is home to 29,766 residents, producing a population density of 1,013 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 21009 against Maryland and the nation.
On the economic side, the median household income for ZIP 21009 sits at $121,660 (7% above the Maryland average), while per-capita income is $52,073. The poverty rate stands at 4.3% and the unemployment rate at 3.6%. On housing, the median home value is $357,100 (20% below the state average) with median rent at $1,838 per month, and 82.4% of occupied units are owner-occupied, a direct signal of whether 21009 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 41.3% of adults hold a bachelor's degree or higher, the median age is 36.2, and the average commute is 31 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Harford County, so you can benchmark 21009 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 21009
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 21009.
- Construction
Construction
63 establishments
- Health care and social assistance
Health care and social assistance
57 establishments
- Retail trade
Retail trade
53 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
45 establishments
- Other services (except public administration)
Other services (except public administration)
45 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, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 21009, Abingdon, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
29,766
Population
29.4
Area (sq mi)
1,013
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21009?
36.2
Median Age
49.6%
Male
50.4%
Female
6.3%
Foreign-Born
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?
$121,660
Median Household Income
+7% vs state
$52,073
Per Capita Income
4.3%
Poverty Rate
3.6%
Unemployment Rate
30.7 min
Mean Commute Time
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
13,256
Total Housing Units
12,940
Occupied Units
316
Vacant Units
2.60
Avg Household Size
Occupancy Type
$357,100
Median Home Value
-20% vs state
$1,838
Median Rent
1993
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+7.2%
YoY Change (2024)
259
HPI Index (2000 = 100)
+159%
Total Change Since 2000
Home values in ZIP 21009 have increased 7.2% over the past year (2024). Since 2000, this ZIP has seen +159% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.2% | 184 |
| 2021 | +9.9% | 203 |
| 2022 | +19.4% | 242 |
| 2023 | +0.1% | 242 |
| 2024 | +7.2% | 259 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 431 business establishments in ZIP 21009, employing approximately 5,969 people with a combined annual payroll of $301,692,000.
431
Businesses
5,969
Employees
$301.7M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 63 | 14.6% |
| Health care and social assistance | 57 | 13.2% |
| Retail trade | 53 | 12.3% |
| Professional, scientific, and technical services | 45 | 10.4% |
| Other services (except public administration) | 45 | 10.4% |
| Accommodation and food services | 33 | 7.7% |
| Administrative and support and waste management and remediation services | 32 | 7.4% |
| Real estate and rental and leasing | 22 | 5.1% |
| Finance and insurance | 21 | 4.9% |
| Transportation and warehousing | 17 | 3.9% |
| Wholesale trade | 13 | 3.0% |
| Arts, entertainment, and recreation | 10 | 2.3% |
| Information | 8 | 1.9% |
| Manufacturing | 7 | 1.6% |
| Educational services | 4 | 0.9% |
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 21009 vs 21040 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21040 | Edgewood, MD | 24,420 | 2.6 mi |
| 21017 | Belcamp, MD | 7,062 | 3.1 mi |
| 21015 | Bel Air, MD | 27,763 | 5.3 mi |
| 21085 | Joppa, MD | 16,171 | 3.6 mi |
| 21010 | Gunpowder, MD | 104 | 5.6 mi |
| 21130 | Perryman, MD | 187 | 5.4 mi |
| 21014 | Bel Air, MD | 36,047 | 5.5 mi |
| 21001 | Aberdeen, MD | 21,487 | 5.7 mi |
| 21156 | Upper Falls, MD | 358 | 5.9 mi |
| 21087 | Kingsville, MD | 5,451 | 6.7 mi |
More ZIP Codes in Harford County
Related Areas
Frequently Asked Questions
What county is ZIP code 21009 in? ▼
What is the population of ZIP code 21009? ▼
What is the median household income in ZIP 21009? ▼
What is the average home value in ZIP 21009? ▼
What is the demographic makeup of ZIP 21009? ▼
How many businesses are in ZIP code 21009? ▼
What are the main industries in ZIP code 21009? ▼
How have home values changed in ZIP code 21009? ▼
What is the education level in ZIP code 21009? ▼
What is the average commute time in ZIP 21009? ▼
What percentage of residents own vs. rent in ZIP 21009? ▼
What is the poverty rate in ZIP code 21009? ▼
ZIP Code Research Guides
Official Data Resources for Abingdon, MD
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.