PlainZIP

Smithsburg, MD · standard

ZIP Code 21783

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

9,130
79/sq mi
$100,750
Median income
$339,800
Median home value
22.7%
Bachelor's or higher

The verdict

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

Top 19%
household income, US ZIPs
Top 28%
home value, US ZIPs
79
people per sq mi
82%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21783 against every reporting US ZIP.

ZIP code 21783 is a mid-sized community (a standard USPS delivery area) in Smithsburg, Washington County, Maryland, home to 9,130 residents across 116.3 square miles, a density of 79 people per square mile, in the New York time zone.

ZIP 21783 lands in the middle-income range, with a median household income of $100,750 (12% below the Maryland average), while per-capita income is $46,122. 7.3% of residents live below the poverty line, and the unemployment rate reads 2.3%. Median home value sits at $339,800 (24% below the state average), median rent at $1,070 a month, and owner-occupancy at 81.7%.

Educational attainment sits below the national norm: 22.7% of adults hold a bachelor's degree or higher, the median age is 42.8, and the average commute is 33 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Washington County, letting you compare 21783 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 →

Top industries in ZIP 21783

Top 5 sectors by establishment count in Smithsburg, MD

Which industries have the most business establishments in ZIP 21783.

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 21783, Smithsburg, 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

9,130

Population

116.3

Area (sq mi)

79

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 21783?

42.8

Median Age

50.8%

Male

49.2%

Female

2.5%

Foreign-Born

White 90.0%
African American 1.4%
Asian 1.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 7.5%
Hispanic or Latino 3.8%

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?

$100,750

Median Household Income

-12% vs state

$46,122

Per Capita Income

7.3%

Poverty Rate

2.3%

Unemployment Rate

32.5 min

Mean Commute Time

How ZIP 21783 ranks nationally

Smithsburg, MD household income vs. every US ZIP code

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

$100,750 Top 19% higher than 81% 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%). This entry sits in this band. $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 61.9%
Bachelor's Degree or Higher 22.7%

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

What does housing look like?

3,972

Total Housing Units

3,632

Occupied Units

340

Vacant Units

2.70

Avg Household Size

Occupancy Type

Owner 81.7%
Renter 18.3%

$339,800

Median Home Value

-24% vs state

$1,070

Median Rent

1976

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

+5.7%

YoY Change (2024)

239

HPI Index (2000 = 100)

+139%

Total Change Since 2000

Home values in ZIP 21783 have increased 5.7% over the past year (2024). Since 2000, this ZIP has seen +139% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.9% 167
2021 +10.0% 184
2022 +13.4% 209
2023 +8.2% 226
2024 +5.7% 239

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 124 business establishments in ZIP 21783, employing approximately 1,110 people with a combined annual payroll of $49,019,000.

124

Businesses

1,110

Employees

$49.0M

Annual Payroll

12

Industry Sectors

Industry Establishments % of Total
Construction 32 25.8%
Other services (except public administration) 17 13.7%
Retail trade 16 12.9%
Health care and social assistance 15 12.1%
Accommodation and food services 9 7.3%
Administrative and support and waste management and remediation services 8 6.5%
Real estate and rental and leasing 6 4.8%
Wholesale trade 5 4.0%
Manufacturing 4 3.2%
Finance and insurance 4 3.2%
Transportation and warehousing 3 2.4%
Professional, scientific, and technical services 3 2.4%

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 21783 vs 21719 →

ZIP 21783 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 21783 ranks #4 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 21783 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 21783 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
21719 Cascade, MD 1,548 4.9 mi
21780 Sabillasville, MD 1,625 5.1 mi
21773 Myersville, MD 5,460 7.8 mi
17250 Rouzerville, PA 68 6.1 mi
21742 Hagerstown, MD 31,444 5.5 mi
17268 Waynesboro, PA 28,285 8.6 mi
17247 Quincy, PA 366 10.2 mi
17214 Blue Ridge Summit, PA 1,089 8.0 mi
17272 Zullinger, PA 294 8.9 mi
21788 Thurmont, MD 11,622 8.3 mi

More ZIP Codes in Washington County

21740 standard
Hagerstown, MD
Pop: 61,859
21742 standard
Hagerstown, MD
Pop: 31,444
21713 standard
Boonsboro, MD
Pop: 9,502
21795 standard
Williamsport, MD
Pop: 9,233
21722 standard
Clear Spring, MD
Pop: 5,545
21782 standard
Sharpsburg, MD
Pop: 4,097

Related Areas

Washington County Smithsburg, MD Maryland

Frequently Asked Questions

What county is ZIP code 21783 in? ▼
ZIP code 21783 (Smithsburg) is located in Washington County, Maryland. Washington County contains multiple ZIP codes, see the full list at /counties/washington-md.
What is the population of ZIP code 21783? ▼
ZIP code 21783 in Smithsburg, MD has a population of 9,130 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21783? ▼
The median household income in ZIP 21783 is $100,750, which is 32% above the national average of $76,288.
What is the average home value in ZIP 21783? ▼
The median home value in ZIP 21783 is $339,800, which is 22% above the national average of $278,155.
What is the demographic makeup of ZIP 21783? ▼
The largest racial group in ZIP 21783 is White at 90.0%. Hispanic or Latino residents make up 3.8% of the population.
How many businesses are in ZIP code 21783? ▼
ZIP code 21783 has 124 business establishments employing approximately 1,110 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21783? ▼
The top industries by establishment count in ZIP 21783 are: Construction (32), Other services (except public administration) (17), Retail trade (16). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 21783? ▼
According to the FHFA House Price Index, home values in ZIP 21783 increased by 5.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 139%. 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 21783? ▼
In ZIP code 21783, 61.9% of residents aged 25+ have a high school diploma or higher, and 22.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 21783? ▼
The mean commute time for workers in ZIP code 21783 is 32.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 21783? ▼
In ZIP code 21783, approximately 81.7% of occupied housing units are owner-occupied and 18.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21783? ▼
The poverty rate in ZIP code 21783 is 7.3% 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.