Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement on Post-Effective Amendment No. 1 to Form S-1 on Form S-3 of Uranium Resources, Inc. of our report dated March 27, 2007 relating to our audits of the consolidated financial statements and internal control over financial reporting, included in and incorporated by reference in the Annual Report on Form 10-K of Uranium Resources, Inc. for the year ended December 31, 2006.

Our report dated March 27, 2007, on management’s assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting as of December 31, 2006, expressed an opinion that Uranium Resources, Inc. had not maintained effective internal control over financial reporting as of December 31, 2006, based on criteria established in Internal Control—Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (COSO).

/s/Hein & Associates LLP

Dallas, Texas
April 11, 2007