Frederick, MD 21702 ZIP Code Profile

Related Place Profiles:
College Estates, MD | Frederick, MD

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ZIP Code 21702: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Frederick, MD 21702

Acceptable Alternative
Fort Detrick, MD 21702

Not Acceptable, USPS
College Estates, MD 21702

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,035
  • Single Family Addresses: 12,163
  • Multi-Family Addresses: 3,534
  • County: Frederick County
  • Centroid: Latitude 39.494, Longitude -77.454
  • 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.


21702 ZIP Code Map

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Frederick, MD 21702 Data & Demographics (As of July 1, 2015)


Total Population 40,460
Population in Households 39,974
Population in Familes 32,223
Population in Group Qrtrs 486
Population Density1 891
Diversity Index2 67


Total Households 15,251
Average Household Size 2.62
Family Households 10,172
Average Family Size 3


Total Housing Units 16,250 (100%)
Owner Occupied HU 9,476 (58.3%)
Renter Occupied HU 5,775 (35.5%)
Vacant Housing Units 999 ( 6.1%)
Median Home Value $312,942
Average Home Value $350,011


Median Household Income $72,963
Average Household Income $93,446
Per Capita Income $35,433
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.91% 0.96%
Households 0.93% 0.97%
Families 0.74% 0.84%
Median Household Income   2.32%
Per Capita Income   2.53%
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.


Frederick, MD 21702 - Peer Comparisons by Rank and Percentile

The table below compares 21702 to the other 440 ZIP Codes in Maryland by rank and percentile using July 1, 2015 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 # 33 93rd
Population Density1 # 159 64th
Diversity Index2 # 53 88th
Median Household Income # 237 46th
Per Capita Income # 227 49th

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