Check out our NEW IAAO Resources

Watch a trending industry video, explore our Compensation Estimator, or read the Big Box Position Paper!

Research Library

The library includes a collection of over 20,000 books, articles, government documents, reports, and conference proceedings as well as various directories and subject guides on appraisal and assessment.


IAAO helps members stay up-to-date with a magazine, journal, and E-news. Special interest articles are publicly available in Topics of Interest. IAAO technical standards provide guidance and consensus on a variety of topics relevant to the assessing industry. Many IAAO standards have been incorporated into legislation in the United States.

Consulting Services

Free your jurisdiction to focus on normal business demands while bringing a fresh perspective to assessment problems. Let IAAO collaborate closely with you to address the business challenges facing your assessment office. With IAAO as your partner, you are assured of an impartial, professional opinion. Tap into our extensive industry experience to find a workable solution.