EXHIBIT 23(a) INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in Registration Statement No. 33-14833 on Form S-8 and Registration Statement No. 333-41278 on Form S-3 of our report dated January 17, 2002 appearing in this Annual Report on Form 10-K of Golden West Financial Corporation for the year ended December 31, 2001. /s/ Deloitte & Touche LLP Oakland, California March 28, 2002 77