Washington Federal (WAFD) 10-K 2006 FY Annual report

Exhibit 32

CERTIFICATION

PURSUANT TO 18 U.S.C. SECTION 1350

AS ADOPTED PURSUANT TO SECTION 906 OF THE

SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Washington Federal, Inc. (the “Company”) on Form 10-K for the period ended September 30, 2006, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned hereby certify, pursuant to 18 U.S.C. section 1350, as adopted pursuant to section 906 of the Sarbanes-Oxley Act of 2002, that to the undersigned’s best knowledge and belief:

(a) the Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

(b) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated this 21^stday of November 2006.

Washington Federal, Inc.

(Company)

/s/ Roy M. Whitehead

ROY M. WHITEHEAD

Chairman, President and

Chief Executive Officer

/s/ Brent J. Beardall

BRENT J. BEARDALL

Senior Vice President and

Chief Financial Officer