Exhibit No. 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 28, 2007, relating to the financial statements, management’s assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting, which appears in the 2006 Annual Report to Shareholders, which is incorporated by reference in The Progressive Corporation’s Annual Report on Form 10-K for the year ended December 31, 2006. We also consent to the incorporation by reference of our report dated February 28, 2007, relating to the financial statement schedules, which appears in such Annual Report on Form 10-K. We also consent to the references to us under the headings “Experts” in such Registration Statement.
/s/ PricewaterhouseCoopers LLP
Cleveland, Ohio
June 18, 2007
