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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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Assessment Notices Mailed

  • Date: 04/01/2020  
  • Introduction: If there is a change in the assessed value of a property, an assessment notice will be mailed on or before April 1st. If April 1st falls on a weekend, the notice will be mailed by the following business day.
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