Frederick, MD 21703 ZIP Code Profile

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Frederick, MD

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ZIP Code 21703: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Frederick, MD 21703

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 790
  • Single Family Addresses: 11,375
  • Multi-Family Addresses: 1,807
  • County: Frederick County
  • Centroid: Latitude 39.367, Longitude -77.464
  • 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.


21703 ZIP Code Map

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Frederick, MD 21703 Data & Demographics (As of July 1, 2016)


Total Population 34,054
Population in Households 33,683
Population in Familes 27,416
Population in Group Qrtrs 371
Population Density1 1,094
Diversity Index2 72


Total Households 12,369
Average Household Size 2.72
Family Households 8,434
Average Family Size 3


Total Housing Units 13,135 (100%)
Owner Occupied HU 7,899 (60.1%)
Renter Occupied HU 4,470 (34.0%)
Vacant Housing Units 766 ( 5.8%)
Median Home Value $259,673
Average Home Value $286,726


Median Household Income $78,829
Average Household Income $91,340
Per Capita Income $33,574
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.84% 1.04%
Households 0.79% 1.03%
Families 0.65% 0.92%
Median Household Income   1.76%
Per Capita Income   1.64%
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 21703 - Peer Comparisons by Rank and Percentile

The table below compares 21703 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 # 60 87th
Population Density1 # 146 68th
Diversity Index2 # 39 92nd
Median Household Income # 203 56th
Per Capita Income # 248 46th

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