Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement on Form S-8 of our reports dated February 27, 2012, relating to the financial statements of LPL Financial Holdings Inc. and subsidiaries (formerly LPL Investment Holdings Inc. and subsidiaries), and the effectiveness of LPL Financial Holdings Inc. and subsidiaries’ internal control over financial reporting, appearing in the Annual Report on Form 10-K of LPL Financial Holdings Inc. for the year ended December 31, 2011.

/s/ Deloitte & Touche LLP

Costa Mesa, California

August 24, 2012