Assessment Appeals Board

The Assessment Appeals Board constitutes the board of equalization for Sonoma County and has the power to equalize the valuation of taxable property within the county for the purpose of taxation, as provided by applicable law. You may download a copy of the Assessment Appeal Application Form at:


Board of Supervisors: Resolution No. 55577, 11/01/76; Resolution No. 68444 (12/16/80); Ordinance 2061 (6/8/1976) – Board of Supervisors


Conduct hearings on Assessment Appeals.

Membership Term

Three years.


$125/half-day meeting or $250/more than 4 hours - Resolution 18-0504, 12/11/18 & Resolution 19-0271, 6/13/19.

Meeting Schedule

Generally first Friday of each month, or as specially announced to accommodate increased hearing load. Meetings are held at the Sonoma County Board of Supervisors Chambers, 575 Administration Drive, Santa Rosa, CA 95403.

Membership Composition

Three members and three alternates - must have a minimum of five years professional experience in this state as one of the following: certified public accountant or public accountant, licensed real estate broker, attorney, property appraiser accredited by a nationally recognized professional organization, or a property appraiser certified by the Office of Real Estate Appraisers, or a property appraiser certified by the State Board of Equalization.
6 Members
RepresentingMember NameAppointmentTerm Expires
Alternate Members (Alternate)Matthew EshooSumm Act #43, 9/11/2018 Reappoint9/3/2021
Alternate Members (Alternate)Ross LiscumSumm Act #43, 9/11/2018 Reappoint9/3/2021
Alternate Members (Alternate)9/2/2021
General MembersJames BrushSumm Act #24, 9/24/20199/2/2022
General MembersStephen BeckwithSumm Act #24, 9/24/20199/2/2022
General MembersWilliam SeveriSumm Act #43, 9/11/2018 Reappoint9/3/2021

Need more information? Contact us via email at

Contact Information

Contact us by Phone
Board of Supervisors
575 Administration Drive
Room 100 A
Santa Rosa, CA 95403
38.464626, -122.725441

County of Sonoma Boards, Commissions and Committees