The Mason City Assessor’s Office is closed to the general public until further notice. Please contact us by phone at 641-421-3061, or by emailing us. We appreciate your patience and cooperation.


Mason City Assessor Calendar of Events

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Property Tax Exemption Application Deadline

  • Date: 02/01/2020  
  • Introduction: Exemptions include, but are not limited to: Forest and Fruit Tree, Geothermal Heating & Cooling, Historic Property Rehabilitation, Pollution Control, Storm Shelter, Wetlands/Native Prairie, and Nonprofit/Charitable Organizations.
If 2/1 falls on a weekend, applications will be accepted through the following business day. For more information, please visit the Credits and Exemptions page.
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