August 22, 2017

VIA EDGAR AND EMAIL

Securities and Exchange Commission

100 F. Street, NE

Washington, DC 20549-4720

Attention:     Mr. David Lin

Re:    Arrow Financial Corporation

Registration Statement on Form S-3 filed August 9, 2017

File No. 333-219822

Dear Mr. Lin:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, Arrow Financial Corporation (the “Company”) hereby requests acceleration of effectiveness of the above-referenced Registration Statement so that it will be declared effective at 4:00 p.m. Eastern Time on August 24, 2017, or as soon as practicable thereafter.

If you have any questions with respect to the foregoing, please contact me at (518) 745-1000. Thank you very much.

Very truly yours,

ARROW FINANCIAL CORPORATION

By: /s/ Terry R. Goodemote

Executive Vice President, Treasurer and Chief Financial Officer

cc:     Michele C. Kloeppel, Thompson Coburn LLP