Welcome to the new Mason City Assessor website!
Important dates for assessments, appeals, and reviews are included on this page.

February 1
Filing date for many exemptions. See Credits & Exemptions for additional information.

March 1
Section 42 Reporting Form due, with applications accepted through the following business day if March 1 falls on a weekend. See Credits & Exemptions for additional information.

April 1
Assessors complete assessments and notify taxpayers.

April 2 through April 25
Property owners may request an informal review of their assessments by the assessor.

April 2 through April 30
Property owners may protest assessments by filing with the Board of Review.

May 1 through 31
Board of Review meetings are held.

July 1
New assessment year begins.
Filing period for Homestead Credit and Military Exemption (available online via Beacon.)

November 1
Deadline for the Family Farm Tax Credit.