Assessor
Ada County Assessor's Office
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Appraisal

MISSION
To professionally appraise real and personal property in Ada County through recognized and approved mass appraisal techniques. We instill and maintain public confidence and assure properties are valued uniformly and equitably.

VISION 
Over the next five years, the Appraisal Division will continue to experience increased workloads. By acquiring and utilizing new technology, the division will be able to achieve greater efficiency and cost-effectiveness and will continue to provide superior service. The division will be recognized as a leader in the assessment field, be respected by private sector real estate professionals and the taxpaying public and admired by our peers in other assessment jurisdictions. Employees will be deemed the most competent and professional assessment staff in Idaho.

PHILOSOPHY 
We believe that uniformity and equity in property taxes is based on sound mass appraisal practice. We work as a team to provide a high-quality product and superior taxpayer service. We believe in honesty, openness and courtesy with taxpayers and among ourselves. We encourage problem solving and innovation. We believe employee training and education, along with new technology, are the keys to keeping ahead of an ever increasing work-load in a cost-effective manner.

Residential and Commercial Property Appraisal

Find answers to some of the questions most frequently asked of our appraisers, including:

  • How do assessments relate to property taxes?
  • How can taxes go up, when property values don’t?
  • Why are my taxes higher than my neighbor’s?
  • When must property taxes be paid?
  • When are assessment notices paid?
  • How can I appeal an assessment?

Learn how we appraise your property!

Property Taxation Timeline 

Knowing state-mandated deadlines is a good way to be on top of things!

Know The Code! 

Access our statutes and codes page to review State of Idaho statutes, administrative rules and the Ada County Code.

What Are We Talking About?

The property appraisal profession is filled with some pretty technical terms

Property Trends and Market Analysis

Our staff GIS Developer, Alan Smith, gives insight into the market price, rent, gross rent multiplier trends, and the general condition of the market for residential income properties.