Harmans, MD 21077 ZIP Code Profile

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Harmans, MD

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ZIP Code 21077: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Harmans, MD 21077

  • ZIP Code Type: STANDARD
  • County: Anne Arundel County
  • Centroid: Latitude 39.157, Longitude -76.702
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 36
  • PO Box Addresses: 0
  • Residential Addresses: 117
    • Multi-Family Addresses: 0
    • Single Family Addresses: 117

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic 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 demographic data.


21077 ZIP Code Map

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Harmans, MD 21077 Data & Demographics (As of July 1, 2017)


Total Population 269
Daytime Population: Workers 1,061
Daytime Population: Residents 122
Total Daytime Population (TDP) 1,183
Ratio TDP/Total Population1 4.40
Population in Households 269
Population in Familes 234
Population in Group Qrtrs 0
Population Density2 598
Diversity Index3 69


Median Household Income $108,129
Average Household Income $121,850
Per Capita Income $50,733


Total Housing Units 115 (100%)
Owner Occupied HU 96 (83.5%)
Renter Occupied HU 16 (13.9%)
Vacant Housing Units 3 ( 2.6%)
Median Home Value $344,231
Average Home Value $359,115


Total Households 112
Average Household Size 2.4
Family Households 85
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 2.56% 2.34%
Households 2.45% 2.06%
Families 2.32% 2.03%
Median Household Income   0.92%
Per Capita Income   1.93%

Harmans, MD 21077 - Peer Comparisons by Rank and Percentile

The table below compares 21077 to the other 456 ZIP Codes in Maryland by rank and percentile using July 1, 2017 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 # 417 9th
Population Density # 191 58th
Diversity Index # 49 89th
Median Household Income # 81 82nd
Per Capita Income # 73 84th

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

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