Smithsburg, MD 21783 ZIP Code Profile

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Smithsburg, MD

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ZIP Code 21783: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Smithsburg, MD 21783

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 143
  • Single Family Addresses: 3,137
  • Multi-Family Addresses: 0
  • County: Washington County
  • Centroid: Latitude 39.61, Longitude -77.526
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 21783 has segments in 2 Counties / Independent Cities (Frederick, Washington).

Neighborhood Data

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21783 ZIP Code Map

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Smithsburg, MD 21783 Data & Demographics (As of July 1, 2017)


Total Population 11,577
Daytime Population: Workers 2,387
Daytime Population: Residents 5,471
Total Daytime Population (TDP) 7,858
Ratio TDP/Total Population1 0.68
Population in Households 11,530
Population in Familes 9,819
Population in Group Qrtrs 47
Population Density2 251
Diversity Index3 30


Median Household Income $68,494
Average Household Income $87,880
Per Capita Income $33,540


Total Housing Units 4,684 (100%)
Owner Occupied HU 3,028 (64.6%)
Renter Occupied HU 1,371 (29.3%)
Vacant Housing Units 285 ( 6.1%)
Median Home Value $270,693
Average Home Value $300,248


Total Households 4,399
Average Household Size 2.62
Family Households 3,171
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.15% 0.31%
Households 0.15% 0.33%
Families 0.0% 0.21%
Median Household Income   2.04%
Per Capita Income   2.91%

Smithsburg, MD 21783 - Peer Comparisons by Rank and Percentile

The table below compares 21783 to the other 456 ZIP Codes in Maryland by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 171 63rd
Population Density # 279 39th
Diversity Index # 297 35th
Median Household Income # 264 42nd
Per Capita Income # 259 43rd

Additional comparisons and rankings can be made with a VERY EASY TO USE Maryland Census Data Comparison Tool.

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