ZIP Code 21047
standardSource:
Fallston · Harford County · Maryland
- Population
- 11,873
- Median income
- $157,500
- Median home value
- $552,500
- Bachelor's or higher
- 55.0%
- Land area
- 61.0 sq mi
195/sq mi
▲ 106% vs US
higher than 97% of US ZIPs
▲ 99% vs US
higher than 89% of US ZIPs
Median age 45.4
New York
ZIP code 21047 in Fallston, Maryland has a population of 11,873. The median household income is $157,500, which is 106% above the national average. Median home value is $552,500, 99% above the US average. 55.0% of residents hold a bachelor's degree or higher.
ZIP code 21047 is classified by USPS as a standard delivery area and covers roughly 61.0 square miles in Fallston, Harford County, Maryland. The area is home to 11,873 residents, producing a population density of 195 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 21047 against Maryland and the nation.
On the economic side, the median household income for ZIP 21047 sits at $157,500 (38% above the Maryland average), while per-capita income is $64,928. The poverty rate stands at 4.3% and the unemployment rate at 1.2%. On housing, the median home value is $552,500 (23% above the state average) with median rent at $2,315 per month, and 98.0% of occupied units are owner-occupied, a direct signal of whether 21047 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 55.0% of adults hold a bachelor's degree or higher, the median age is 45.4, and the average commute is 45 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Harford County, so you can benchmark 21047 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 21047
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 21047.
- Construction
Construction
72 establishments
- Retail trade
Retail trade
42 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
40 establishments
- Other services (except public administration)
Other services (except public administration)
39 establishments
- Health care and social assistance
Health care and social assistance
34 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 21047, Fallston, 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
11,873
Population
61.0
Area (sq mi)
195
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21047?
45.4
Median Age
49.6%
Male
50.4%
Female
4.7%
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?
$157,500
Median Household Income
+38% vs state
$64,928
Per Capita Income
4.3%
Poverty Rate
1.2%
Unemployment Rate
45.3 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?
4,899
Total Housing Units
4,810
Occupied Units
89
Vacant Units
2.88
Avg Household Size
Occupancy Type
$552,500
Median Home Value
+23% vs state
$2,315
Median Rent
1979
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
+10.5%
YoY Change (2024)
246
HPI Index (2000 = 100)
+146%
Total Change Since 2000
Home values in ZIP 21047 have increased 10.5% over the past year (2024). Since 2000, this ZIP has seen +146% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.0% | 179 |
| 2021 | +9.8% | 197 |
| 2022 | +9.5% | 215 |
| 2023 | +3.5% | 223 |
| 2024 | +10.5% | 246 |
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 363 business establishments in ZIP 21047, employing approximately 3,668 people with a combined annual payroll of $151,677,000.
363
Businesses
3,668
Employees
$151.7M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 72 | 19.8% |
| Retail trade | 42 | 11.6% |
| Professional, scientific, and technical services | 40 | 11.0% |
| Other services (except public administration) | 39 | 10.7% |
| Health care and social assistance | 34 | 9.4% |
| Administrative and support and waste management and remediation services | 33 | 9.1% |
| Accommodation and food services | 29 | 8.0% |
| Real estate and rental and leasing | 23 | 6.3% |
| Finance and insurance | 19 | 5.2% |
| Transportation and warehousing | 8 | 2.2% |
| Manufacturing | 6 | 1.6% |
| Arts, entertainment, and recreation | 6 | 1.6% |
| Educational services | 5 | 1.4% |
| Wholesale trade | 4 | 1.1% |
| Information | 3 | 0.8% |
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 21047 vs 21013 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21013 | Baldwin, MD | 4,653 | 2.8 mi |
| 21051 | Fork, MD | 279 | 3.9 mi |
| 21082 | Hydes, MD | 654 | 3.9 mi |
| 21014 | Bel Air, MD | 36,047 | 4.7 mi |
| 21087 | Kingsville, MD | 5,451 | 5.7 mi |
| 21050 | Forest Hill, MD | 18,202 | 4.7 mi |
| 21084 | Jarrettsville, MD | 7,652 | 6.2 mi |
| 21128 | Perry Hall, MD | 12,802 | 8.3 mi |
| 21156 | Upper Falls, MD | 358 | 6.7 mi |
| 21057 | Glen Arm, MD | 4,112 | 6.4 mi |
More ZIP Codes in Harford County
Related Areas
Frequently Asked Questions
What county is ZIP code 21047 in? ▼
What is the population of ZIP code 21047? ▼
What is the median household income in ZIP 21047? ▼
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What is the demographic makeup of ZIP 21047? ▼
How many businesses are in ZIP code 21047? ▼
What are the main industries in ZIP code 21047? ▼
How have home values changed in ZIP code 21047? ▼
What is the education level in ZIP code 21047? ▼
What is the average commute time in ZIP 21047? ▼
What percentage of residents own vs. rent in ZIP 21047? ▼
What is the poverty rate in ZIP code 21047? ▼
ZIP Code Research Guides
Official Data Resources for Fallston, 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.