IAAO Membership: Global and Personal

IAAO serves property assessment professionals worldwide from government jurisdictions and agencies as well as various business and academic communities. Our 8,000 members represent a wide range of locations and areas of expertise, part of what makes IAAO the internationally recognized leader for mass appraisal standards.

IAAO can help you continue your education, add to your credibility, embark on a new career, pursue leadership opportunities, make a difference in your professional community or invest in great friendships around the globe. There’s a world of possibilities, and we’re here to connect you. Join, get involved and let IAAO work for you.


Chapters and Affiliates

IAAO has nearly 80 Chapter and Affiliate associations that span the globe. Chapters and Affiliates play a vital role in advancing the work of IAAO by serving the needs of property tax and valuation professionals in a specific geographic region. Be a part of your local Chapter or Affiliate to find more opportunities for personal and professional growth.

More about Chapters and Affiliates


We value our members and believe it is important to recognize professional achievements. The IAAO Awards Program honors the best in the industry annually providing a prestigious mark of distinction for jurisdictional accomplishments, property tax research, service within IAAO and much more. All IAAO members and affiliated organizations are encouraged to submit nominations.

More about Awards

Become a Member

What are you waiting for? Start taking advantage of membership benefits today. With our prorated membership dues structure, savvy IAAO members can expect a 6 to 1 return on their investment and that doesn't include the satisfaction of being part of an innovative world renowned association of assessing officers.