January 23, 2020

John P. Love
President and Chief Executive Officer
United States Oil Fund, LP
1850 Mt. Diablo Boulevard, Suite 640
Walnut Creek, CA 94596

       Re: United States Oil Fund, LP
           Registration Statement on Form S-3
           Filed January 13, 2020
           File No. 333-235903

Dear Mr. Love:

       This is to advise you that we have not reviewed and will not review your
registration
statement.

        Please refer to Rules 460 and 461 regarding requests for acceleration.
We remind you
that the company and its management are responsible for the accuracy and
adequacy of their
disclosures, notwithstanding any review, comments, action or absence of action
by the staff.

       Please contact Julia Griffith at 202-551-3267 with any questions.



                                                            Sincerely,

                                                            Division of
Corporation Finance
                                                            Office of Finance