Hagerstown, MD 21742 ZIP Code Profile

Related Place Profiles:
Hagerstown, MD

ZIP Code 21742: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Hagerstown, MD 21742

Not Acceptable, USPS
Northern, MD 21742

  • ZIP Code Type: STANDARD
  • County: Washington County
  • Centroid: Latitude 39.657, Longitude -77.71
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 777
  • PO Box Addresses: 216
  • Residential Addresses: 13,364
    • Multi-Family Addresses: 1,457
    • Single Family Addresses: 11,907

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 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.


21742 ZIP Code Map

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Hagerstown, MD 21742 Data & Demographics (As of July 1, 2017)


Total Population 30,119
Daytime Population: Workers 15,538
Daytime Population: Residents 14,178
Total Daytime Population (TDP) 29,716
Ratio TDP/Total Population1 0.99
Population in Households 29,759
Population in Familes 24,034
Population in Group Qrtrs 360
Population Density2 595
Diversity Index3 41


Median Household Income $64,301
Average Household Income $80,167
Per Capita Income $31,894


Total Housing Units 12,809 (100%)
Owner Occupied HU 7,678 (59.9%)
Renter Occupied HU 4,141 (32.3%)
Vacant Housing Units 990 ( 7.7%)
Median Home Value $241,378
Average Home Value $279,878


Total Households 11,819
Average Household Size 2.52
Family Households 7,895
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 0.53% 0.5%
Households 0.45% 0.45%
Families 0.29% 0.34%
Median Household Income   1.85%
Per Capita Income   2.56%

Hagerstown, MD 21742 - Peer Comparisons by Rank and Percentile

The table below compares 21742 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 # 82 82nd
Population Density # 193 58th
Diversity Index # 211 54th
Median Household Income # 293 36th
Per Capita Income # 284 38th

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

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