Valuation Appeal Forms

Informal appeal dates are April 2 to April 25. Please call our office at 279-6535 and ask to speak to the appraiser that is handling your area. 

Due to the Disaster Declaration, the appeal period has been extend to June 5.  The final day to file an appeal with our office is June 5.  Your appeal must be received or postmarked on or before June 5 to be valid. 

Please be sure to include a valid phone number as we will be conducting our hearings by phone, due to COVID-19.  Return to us by mail or email (address below)

Sioux City Assessor's Office
620 Douglas St 5th Floor
Sioux City IA 51101
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