Middletown, MD 21769 ZIP Code Profile

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Middletown, MD

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ZIP Code 21769: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Middletown, MD 21769

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 250
  • Single Family Addresses: 4,047
  • Multi-Family Addresses: 83
  • County: Frederick County
  • Centroid: Latitude 39.439, Longitude -77.551
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 21769 has segments in 2 Counties / Independent Cities (Frederick, Washington).

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.


21769 ZIP Code Map

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Middletown, MD 21769 Data & Demographics (As of July 1, 2016)


Total Population 12,021
Population in Households 11,997
Population in Familes 10,768
Population in Group Qrtrs 24
Population Density1 268
Diversity Index2 20


Total Households 4,288
Average Household Size 2.8
Family Households 3,438
Average Family Size 3


Total Housing Units 4,482 (100%)
Owner Occupied HU 3,686 (82.2%)
Renter Occupied HU 602 (13.4%)
Vacant Housing Units 194 ( 4.3%)
Median Home Value $383,114
Average Home Value $426,451


Median Household Income $109,847
Average Household Income $127,911
Per Capita Income $45,701
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.62% 0.81%
Households 0.68% 0.83%
Families 0.57% 0.75%
Median Household Income   1.35%
Per Capita Income   1.81%
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.

Middletown, MD 21769 - Peer Comparisons by Rank and Percentile

The table below compares 21769 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 # 168 63rd
Population Density1 # 262 43rd
Diversity Index2 # 363 20th
Median Household Income # 71 85th
Per Capita Income # 96 79th

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