Thurmont, MD 21788 ZIP Code Profile

Related Place Profiles:
Graceham, MD | Thurmont, MD

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ZIP Code 21788: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Thurmont, MD 21788

Acceptable Alternative
Graceham, MD 21788

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 273
  • Single Family Addresses: 4,377
  • Multi-Family Addresses: 98
  • County: Frederick County
  • Centroid: Latitude 39.601, Longitude -77.429
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


21788 ZIP Code Map

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Thurmont, MD 21788 Data & Demographics (As of July 1, 2016)


Total Population 11,170
Population in Households 11,114
Population in Familes 9,447
Population in Group Qrtrs 56
Population Density1 190
Diversity Index2 14


Total Households 4,273
Average Household Size 2.6
Family Households 3,137
Average Family Size 3


Total Housing Units 4,559 (100%)
Owner Occupied HU 3,243 (71.1%)
Renter Occupied HU 1,030 (22.6%)
Vacant Housing Units 286 ( 6.3%)
Median Home Value $256,696
Average Home Value $302,582


Median Household Income $71,179
Average Household Income $81,979
Per Capita Income $31,543
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.23% 0.44%
Households 0.28% 0.46%
Families 0.13% 0.35%
Median Household Income   1.82%
Per Capita Income   1.44%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Thurmont, MD 21788 - Peer Comparisons by Rank and Percentile

The table below compares 21788 to the other 455 ZIP Codes in Maryland by rank and percentile using July 1, 2016 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 # 173 62nd
Population Density1 # 291 36th
Diversity Index2 # 400 12th
Median Household Income # 246 46th
Per Capita Income # 274 40th

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

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