PlainZIP

Sabillasville, MD · standard

ZIP Code 21780

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

1,625
28/sq mi
$83,785
Median income
$451,600
Median home value
24.7%
Bachelor's or higher

The verdict

Sabillasville pairs an above-median household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 33%
household income, US ZIPs
Top 16%
home value, US ZIPs
28
people per sq mi
73%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21780 against every reporting US ZIP.

ZIP code 21780 covers 58.2 square miles in Sabillasville, Frederick County, Maryland (a standard USPS delivery area), with a modest 1,625 residents on file, a density of 28 people per square mile, in the New York time zone.

ZIP 21780 lands in the middle-income range, with a median household income of $83,785 (27% below the Maryland average), while per-capita income is $38,433. Local economic indicators show a 5.4% poverty rate alongside 0.0% unemployment. Median home value sits at $451,600 (1% above the state average), median rent at $1,374 a month, and owner-occupancy at 73.0%.

Educational attainment sits below the national norm: 24.7% of adults hold a bachelor's degree or higher, the median age is 41.5, and the average commute is -. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Frederick County, letting you compare 21780 to its immediate surroundings rather than a national baseline alone.

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 →

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 21780, Sabillasville, 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

1,625

Population

58.2

Area (sq mi)

28

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 21780?

41.5

Median Age

52.1%

Male

47.9%

Female

1.2%

Foreign-Born

White 95.6%
African American 1.0%
Asian 0.3%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 2.3%
Hispanic or Latino 2.6%

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?

$83,785

Median Household Income

-27% vs state

$38,433

Per Capita Income

5.4%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 21780 ranks nationally

Sabillasville, MD household income vs. every US ZIP code

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

$83,785 Top 33% higher than 67% 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%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $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 63.7%
Bachelor's Degree or Higher 24.7%

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

What does housing look like?

812

Total Housing Units

781

Occupied Units

31

Vacant Units

2.71

Avg Household Size

Occupancy Type

Owner 73.0%
Renter 27.0%

$451,600

Median Home Value

+1% vs state

$1,374

Median Rent

1953

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

+1.5%

YoY Change (2023)

211

HPI Index (2000 = 100)

+111%

Total Change Since 2000

Home values in ZIP 21780 have increased 1.5% over the past year (2023). Since 2000, this ZIP has seen +111% cumulative appreciation.

Year Annual Change HPI Index
2019 +13.8% 188
2020 -2.6% 183
2021 +6.7% 195
2022 +6.3% 207
2023 +1.5% 211

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 17 business establishments in ZIP 21780, employing approximately 132 people with a combined annual payroll of $6,392,000.

17

Businesses

132

Employees

$6.4M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Construction 6 35.3%
Other services (except public administration) 3 17.6%

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 21780 vs 21719 →

ZIP 21780 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 21780 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 21780 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 21780 ranks #6 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
21719 Cascade, MD 1,548 2.7 mi
17214 Blue Ridge Summit, PA 1,089 4.9 mi
21783 Smithsburg, MD 9,130 5.1 mi
17250 Rouzerville, PA 68 5.2 mi
21788 Thurmont, MD 11,622 6.3 mi
21727 Emmitsburg, MD 5,850 7.4 mi
17320 Fairfield, PA 7,823 7.6 mi
21778 Rocky Ridge, MD 1,094 8.1 mi
17268 Waynesboro, PA 28,285 8.9 mi
21773 Myersville, MD 5,460 10.6 mi

More ZIP Codes in Frederick County

21702 standard
Frederick, MD
Pop: 38,847
21701 standard
Frederick, MD
Pop: 35,293
21703 standard
Frederick, MD
Pop: 32,854
21771 standard
Mount Airy, MD
Pop: 29,563
21704 standard
Frederick, MD
Pop: 13,321
21774 standard
New Market, MD
Pop: 11,662

Related Areas

Frederick County Sabillasville, MD Maryland

Frequently Asked Questions

What county is ZIP code 21780 in? ▼
ZIP code 21780 (Sabillasville) is located in Frederick County, Maryland. Frederick County contains multiple ZIP codes, see the full list at /counties/frederick-md.
What is the population of ZIP code 21780? ▼
ZIP code 21780 in Sabillasville, MD has a population of 1,625 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21780? ▼
The median household income in ZIP 21780 is $83,785, which is 10% above the national average of $76,288.
What is the average home value in ZIP 21780? ▼
The median home value in ZIP 21780 is $451,600, which is 62% above the national average of $278,155.
What is the demographic makeup of ZIP 21780? ▼
The largest racial group in ZIP 21780 is White at 95.6%. Hispanic or Latino residents make up 2.6% of the population.
How many businesses are in ZIP code 21780? ▼
ZIP code 21780 has 17 business establishments employing approximately 132 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
How have home values changed in ZIP code 21780? ▼
According to the FHFA House Price Index, home values in ZIP 21780 increased by 1.5% in 2023. Since 2000, home values in this ZIP have appreciated by approximately 111%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 21780? ▼
In ZIP code 21780, 63.7% of residents aged 25+ have a high school diploma or higher, and 24.7% 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 21780? ▼
In ZIP code 21780, approximately 73.0% of occupied housing units are owner-occupied and 27.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21780? ▼
The poverty rate in ZIP code 21780 is 5.4% 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.