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Pottawattamie County Property Tax Protest Guide

In Pottawattamie County, file your protest by April 30, 2026 at Pottawattamie County Assessor's online portal.

DeadlineFile a protest of assessment with the local Board of Review on or after April 2, to and including April 30, of the assessment year. (Disaster-area exception: in a county declared a federal disaster area or subject to a gubernatorial disaster emergency proclamation between March 1 and May 20, the Board of Review may remain in session until July 15 and the protest period is extended to May 1 through June 5.)
Lien dateJanuary 1, 2026
Protest bodylocal Board of Review (Board of Review)
Assessor / districtPottawattamie County Assessor
Online portalFile online

How to File a Protest in Pottawattamie County

  1. Gather your assessment notice — it lists your account number and any access code
  2. File online through Pottawattamie County Assessor's portal or by mail
  3. State your grounds and submit evidence (comparable sales, a licensed appraisal, or photos of defects)
  4. Request an informal review to try to settle before a formal Board of Review hearing