Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

​

We have issued our report dated March 26, 2026, with respect to the consolidated financial statements included in the Annual Report of Southland Holdings, Inc. on Form 10-K for the year ended December 31, 2025. We consent to the incorporation by reference of said report in the Registration Statements of Southland Holdings Inc. on Form S-1 filed on Form S-3 (File No. 333-271057), on Form S-3 (File No. 333-278008), on Form S-3 (File No. 333-285578), and on Form S-8 (File No. 333-272455).

/s/ GRANT THORNTON LLP

Dallas, Texas

March 26, 2026