Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on Form S-4 of Hanover Bancorp, Inc. of our report dated March 13, 2026, relating to the consolidated financial statements appearing in the Annual Report on Form 10-K of Hanover Bancorp, Inc. for the year ended December 31, 2025, and to the reference to us under the heading "Experts" in the prospectus.
| /s/ Crowe LLP |
Livingston, New Jersey
June 04, 2026