RP Financial, LC. Board of Trustees September 11, 1998 Board of Trustees Cohoes Savings Bank and Board of Directors Cohoes Bancorp, Inc. 75 Remsen Street Cohoes, New York 12047 Gentlemen: We hereby consent to the use of our firm's name in the Application for Conversion on Form 86-AC of Cohoes Bancorp, Inc., Cohoes, New York and any amendments thereto, and in the Form S-1 Registration Statement and any amendments thereto for Cohoes Bancorp, Inc. We also hereby consent to the inclusion of, summary of and references to our Appraisal Report in such filings including the Prospectus of Cohoes Bancorp, Inc. Sincerely, RP FINANCIAL, LC. /s/ Gregory E. Dunn Gregory E. Dunn Senior Vice President