Mason City, IA ZIP Code Map

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Mason City, IA ZIP Codes

Mason City is the actual or alternate city name associated with 2 ZIP Codes by the US Postal Service.

Select a particular Mason City 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 Mason City ZIP Code profile also includes Demographic Data including Population, Housing, Income, Households, and Growth Rates.

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Mason City, IA - Standard ZIP Codes
50401
Mason City, IA - PO Box ZIP Codes (NO DEMOGRAPHIC DATA)
50402
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The Mason City 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: May 1, 2018.

The DEMOGRAPHIC DATA for each Mason City 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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