ZIP Code 21779
standardSource:
Rohrersville · Washington County · Maryland
- Population
- 983
- Median home value
- $608,800
- Bachelor's or higher
- 37.3%
- Land area
- 23.2 sq mi
42/sq mi
▲ 119% vs US
higher than 91% of US ZIPs
Median age 41.8
New York
ZIP code 21779 in Rohrersville, Maryland has a population of 983. Median home value is $608,800, 119% above the US average. 37.3% of residents hold a bachelor's degree or higher.
ZIP code 21779 is classified by USPS as a standard delivery area and covers roughly 23.2 square miles in Rohrersville, Washington County, Maryland. The area is home to 983 residents, producing a population density of 42 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 21779 against Maryland and the nation.
On the economic side, the median household income for ZIP 21779 sits at —, while per-capita income is $45,063. The poverty rate stands at 14.3% and the unemployment rate at 0.0%. On housing, the median home value is $608,800 (36% above the state average) with median rent at $1,133 per month, and 66.2% of occupied units are owner-occupied, a direct signal of whether 21779 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 37.3% of adults hold a bachelor's degree or higher, the median age is 41.8, and the average commute is —. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Washington County, so you can benchmark 21779 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 →
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 21779, Rohrersville, 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
983
Population
23.2
Area (sq mi)
42
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21779?
41.8
Median Age
36.7%
Male
63.3%
Female
1.3%
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?
$45,063
Per Capita Income
14.3%
Poverty Rate
0.0%
Unemployment Rate
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?
486
Total Housing Units
462
Occupied Units
24
Vacant Units
2.84
Avg Household Size
Occupancy Type
$608,800
Median Home Value
+36% vs state
$1,133
Median Rent
1984
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
+12.2%
YoY Change (2023)
261
HPI Index (2000 = 100)
+161%
Total Change Since 2000
Home values in ZIP 21779 have increased 12.2% over the past year (2023). Since 2000, this ZIP has seen +161% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2019 | +4.6% | 181 |
| 2020 | +4.6% | 189 |
| 2021 | +13.9% | 215 |
| 2022 | +8.0% | 233 |
| 2023 | +12.2% | 261 |
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 2023. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 9 business establishments in ZIP 21779, employing approximately 58 people with a combined annual payroll of $1,354,000.
9
Businesses
58
Employees
$1.4M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Other services (except public administration) | 3 | 33.3% |
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 21779 vs 21718 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21718 | Burkittsville, MD | 151 | 2.7 mi |
| 21756 | Keedysville, MD | 3,612 | 3.1 mi |
| 21758 | Knoxville, MD | 4,921 | 5.5 mi |
| 21769 | Middletown, MD | 11,236 | 4.8 mi |
| 21713 | Boonsboro, MD | 9,502 | 6.8 mi |
| 21782 | Sharpsburg, MD | 4,097 | 6.2 mi |
| 21716 | Brunswick, MD | 4,885 | 7.9 mi |
| 21755 | Jefferson, MD | 5,591 | 6.4 mi |
| 21714 | Braddock Heights, MD | 99 | 7.9 mi |
| 21746 | Hagerstown, MD | 1,883 | 10.1 mi |
More ZIP Codes in Washington County
Related Areas
Frequently Asked Questions
What county is ZIP code 21779 in? ▼
What is the population of ZIP code 21779? ▼
What is the average home value in ZIP 21779? ▼
What is the demographic makeup of ZIP 21779? ▼
How many businesses are in ZIP code 21779? ▼
How have home values changed in ZIP code 21779? ▼
What is the education level in ZIP code 21779? ▼
What percentage of residents own vs. rent in ZIP 21779? ▼
What is the poverty rate in ZIP code 21779? ▼
ZIP Code Research Guides
Official Data Resources for Rohrersville, 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.