December 19, 2019

Benjamin Atkins
Chief Financial Officer
NextDecade Corporation
1000 Louisiana Street
Suite 3900
Houston, TX 77002

       Re: NextDecade Corporation
           Registration Statement on Form S-3
           Filed December 12, 2019
           File No. 333-235476

Dear Mr. Atkins:

       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 Timothy S. Levenberg, Special Counsel, at (202) 551-3707
with any
questions.



                                                            Sincerely,

                                                            Division of
Corporation Finance
                                                            Office of Energy &
Transportation
cc:    Sean Jones, Esq.