Exhibit

We consent to the incorporation by reference in the Registration Statement (No. 333-20191, 333-51143, 333-46588, 333-81242, 333-119329, and 333-185154) on Form S-8 of Washington Federal, Inc. of our report dated June 22, 2018, with respect to the statements of net assets available for benefits of Washington Federal 401(k) and Employee Stock Ownership Plan and Trust as of December 31, 2017 and 2016, the related statements of changes in net assets available for benefits for the years then ended, and the related supplemental information as of December 31, 2017, appearing in this Annual Report (Form 11-K) of Washington Federal 401(k) and Employee Stock Ownership Plan and Trust.