National Storage Affiliates Trust, a Maryland real estate investment trust (the “Trust”) hereby certifies to the State Department of Assessments and Taxation of Maryland (the “Department”) that:

FIRST: Pursuant to the authority expressly vested in the Board of Trustees of the Trust (the “Board of Trustees”) by Article VI of the declaration of trust of the Trust (the “Declaration of Trust”) and Section 8-203 of the Maryland REIT Law (the “MRL”), the Board of Trustees and a duly-authorized committee thereof previously classified 6,900,000 preferred shares of beneficial interest, $0.01 par value per share (“Preferred Shares”), as a separate class of Preferred Shares designated as the “6.000% Series A Cumulative Redeemable Preferred Shares of Beneficial Interest” (“Series A Preferred Shares”), with the preferences, conversion and other rights, voting powers, restrictions, limitations as to dividends and other distributions, qualifications and terms and conditions of redemption as set forth in the Articles Supplementary of the Trust, accepted for record by the Department on October 10, 2017 (the “Original Articles Supplementary”).

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FIRST: The title of the document being corrected is Articles Supplementary (the “Articles”).

SECOND: The sole party to the Articles is National Storage Affiliates Trust, a Maryland real estate investment trust (the “Trust”).

THIRD:    The Articles were filed with the State Department of Assessments and Taxation of Maryland (the “SDAT”) on February 27, 2019.

FOURTH: Article THIRD of the Articles as previously filed with the SDAT is set forth below:

FIFTH:    Article THIRD of the Articles as corrected hereby is set forth below:

SIXTH:    The undersigned acknowledges this Certificate of Correction to be the trust act of the Trust and as to all matters or facts required to be verified under oath, the undersigned acknowledges that to the best of his knowledge, information and belief, these matters and facts are true in all material respects and that this statement is made under the penalties for perjury.

IN WITNESS WHEREOF, the Trust has caused this Certificate of Correction to be signed in its name and on its behalf by its Chief Executive Officer and attested to by its President and Chief Financial Officer on this 10^th day of April, 2019.