Showell, MD 21862 ZIP Code Profile

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Showell, MD

ZIP Code 21862: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Showell, MD 21862

  • ZIP Code Type: STANDARD
  • County: Worcester County
  • Centroid: Latitude 38.397, Longitude -75.214
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 9
  • PO Box Addresses: 12
  • Residential Addresses: 42
    • Multi-Family Addresses: 0
    • Single Family Addresses: 42

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.


21862 ZIP Code Map

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Showell, MD 21862 Data & Demographics (As of July 1, 2017)


Total Population 79
Daytime Population: Workers 14
Daytime Population: Residents 35
Total Daytime Population (TDP) 49
Ratio TDP/Total Population1 0.62
Population in Households 79
Population in Familes 65
Population in Group Qrtrs 0
Population Density2 92
Diversity Index3 43


Median Household Income $52,300
Average Household Income $57,985
Per Capita Income $25,689


Total Housing Units 43 (100%)
Owner Occupied HU 26 (60.5%)
Renter Occupied HU 9 (20.9%)
Vacant Housing Units 8 (18.6%)
Median Home Value $230,000
Average Home Value $246,154


Total Households 35
Average Household Size 2.26
Family Households 25
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 -0.84% -0.77%
Households -0.76% -1.17%
Families -1.06% -0.81%
Median Household Income   0.42%
Per Capita Income   2.16%

Showell, MD 21862 - Peer Comparisons by Rank and Percentile

The table below compares 21862 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 # 439 4th
Population Density # 364 20th
Diversity Index # 207 55th
Median Household Income # 379 17th
Per Capita Income # 382 16th

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

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