Frederick, MD 21701 ZIP Code Profile

Related Place Profiles:
Frederick, MD | Lewistown, MD

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ZIP Code 21701: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Frederick, MD 21701

Acceptable Alternative
Lewistown, MD 21701

Not Acceptable, USPS
Hood College, MD 21701

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,684
  • Single Family Addresses: 12,705
  • Multi-Family Addresses: 3,104
  • County: Frederick County
  • Centroid: Latitude 39.418, Longitude -77.336
  • 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.


21701 ZIP Code Map

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Frederick, MD 21701 Data & Demographics (As of July 1, 2015)


Total Population 33,386
Population in Households 32,009
Population in Familes 23,598
Population in Group Qrtrs 1,377
Population Density1 1,631
Diversity Index2 47


Total Households 14,032
Average Household Size 2.28
Family Households 7,999
Average Family Size 3


Total Housing Units 15,221 (100%)
Owner Occupied HU 8,790 (57.7%)
Renter Occupied HU 5,242 (34.4%)
Vacant Housing Units 1,189 ( 7.8%)
Median Home Value $303,963
Average Home Value $353,874


Median Household Income $69,528
Average Household Income $87,403
Per Capita Income $37,454
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.81% 0.85%
Households 0.91% 0.93%
Families 0.73% 0.81%
Median Household Income   2.78%
Per Capita Income   2.56%
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 21701 - Peer Comparisons by Rank and Percentile

The table below compares 21701 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 # 59 87th
Population Density1 # 125 72nd
Diversity Index2 # 154 65th
Median Household Income # 247 44th
Per Capita Income # 200 55th

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