Potomac, MD ZIP Code Map

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Potomac, MD ZIP Codes

Potomac is the actual or alternate city name associated with 3 ZIP Codes by the US Postal Service.

Select a particular Potomac ZIP Code to view a more detailed map and the number of Business, Residential, and PO Box addresses for that ZIP Code. The Residential addresses are segmented by both Single and Multi-family addessses.

Each individual Potomac ZIP Code profile also includes Demographic Data including Population, Housing, Income, Households, and Growth Rates.

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Potomac, MD - Standard ZIP Codes
20850 20854
Potomac, MD - PO Box ZIP Codes (NO DEMOGRAPHIC DATA)
20859
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The Potomac ZIP Code maps and basic ZIP Code information such as the number of Business, Residential and PO Box addresses in the ZIP Code are updated 4 times per year. Last update: August 1, 2017.

The DEMOGRAPHIC DATA for each Potomac ZIP Code is updated annually. The last update was on July 1, 2017 and includes:

  1. HOUSING: Owner Occupied, Renter Occupied, Vacant, Median and Average Value
  2. INCOME: Median, Average and Per Capita
  3. HOUSEHOLDS: Total, Average Size, Family Households, Average Family Size
  4. POPULATION: Total, Pop in Households, Pop in Family, Pop Density, Diversity Index
  5. GROWTH RATES: Population, Households, Families, Income

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