Exhibit 23.1 The Board of Directors Arrow Financial Corporation: We consent to incorporation by reference in the registration statement on Form S-8 of Arrow Financial Corporation relating to the Arrow Financial Corporation Directors' Stock Plan, of our report dated January 22, 1999, relating to the consolidated balance sheets of Arrow Financial Corporation and subsidiaries as of December 31, 1998 and 1997, and the related consolidated statements of income, changes in shareholders' equity and cash flows for each of the years in the three-year period ended December 31, 1998, which report appears in the December 31, 1998 annual report on Form 10-K of Arrow Financial Corporation. /s/ KPMG LLP ------------------ KPMG LLP Albany, New York June 23, 1999