EXHIBIT 23.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated February 27, 2004 relating to the financial statements, which appears in the 2003 Annual Report to Shareholders, which is incorporated by reference in Popular Inc.'s Annual Report on Form 10-K for the year ended December 31, 2003. We also consent to the references to us under the heading "Experts" in such Registration Statement. /s/ PricewaterhouseCoopers LLP PricewaterhouseCoopers LLP San Juan, Puerto Rico November 9, 2004