Exhibit 24

POWER OF ATTORNEY

The undersigned persons do hereby appoint Robert M. Leonard or Robert T. Cushing as a true and lawful Attorney In Fact for the sole purpose of affixing their signatures to the Annual Report on Form 10-K for the year ended December 31, 2009 of TrustCo Bank Corp NY to be filed with the Securities and Exchange Commission.

/s/ Dennis A. DeGennaro	/s/ Robert A. McCormick
Dennis A. DeGennaro	Robert A. McCormick
/s/ Joseph Lucarelli	/s/ Robert J. McCormick
Joseph Lucarelli	Robert J. McCormick
/s/ Thomas O. Maggs	/s/ William D. Powers
Thomas O. Maggs	William D. Powers
/s/ Anthony J. Marinello	/s/ William J. Purdy
Dr. Anthony J. Marinello	William J. Purdy

Sworn to before me this 1st day of March 2010.

/s/Joan Clark

Notary Public

Joan Clark

Notary Public, State of New York

Qualified in Albany County

No. 01CL4822282

Commission Expires November 30, 2010