Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the registration of 475,000 additional shares of common stock of Swift Energy Company under the Second Amended and Restated Swift Energy Company 2005 Stock Compensation Plan of our reports dated March 3, 2014, with respect to the consolidated financial statements of Swift Energy Company and its subsidiaries, and the effectiveness of internal control over financial reporting of Swift Energy Company and its subsidiaries included in its Annual Report (Form 10-K) for the year ended December 31, 2013, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

Houston, Texas

August 4, 2014