We consent to the incorporation by reference in this Registration Statement on Form S-4 of NBT Bancorp Inc. of our report dated March 4, 2024 relating to the consolidated financial statements appearing in the Annual Report on Form 10-K of Evans
Bancorp, Inc. for the year ended December 31, 2023, and to the reference to us under the heading "Experts" in the proxy statement/prospectus.
Columbus, Ohio