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Exhibit 23.1



CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statements No. 333-289089 on Form S-3 and Nos. 333-279192, 333-256710, and 333-218087 on Form S-8 of our reports dated February 17, 2026, relating to the consolidated financial statements of Piedmont Realty Trust, Inc. and subsidiaries, and the effectiveness of Piedmont Realty Trust, Inc. and subsidiaries’ internal control over financial reporting, appearing in this Annual Report on Form 10-K of Piedmont Realty Trust, Inc. and subsidiaries for the year ended December 31, 2025.

/s/ Deloitte & Touche LLP


Atlanta, Georgia

February 17, 2026