Contact:  James G. Barone

724-465-1417



TO BE RELEASED:

9:00 a.m., Tuesday, September 22, 1998



S&T Bancorp Declares Quarterly Dividend and Stock Split



Indiana, Pennsylvania (Nasdaq NMS:STBA) - S&T Bancorp 

announced that its Board of Directors declared a $0.33 

quarterly cash dividend at yesterday's meeting.  The 

cash dividend is payable on October 23, 1998 to 

shareholders of record October 1, 1998.



In addition, the Board of Directors declared a 2 for 1 

stock split which will be effected in the form of a 

100 percent stock dividend.  The new shares will be 

distributed on October 30, 1998 to shareholders of  

record October 15, 1998.  The split will increase the 

number of shares outstanding to approximately 

27,500,000.



Headquartered in Indiana, PA, S&T Bank, the principal 

subsidiary of S&T Bancorp, Inc. operates 37 offices 

within Allegheny, Armstrong, Clearfield, Indiana, 

Jefferson and Westmoreland counties.  With assets of 

approximately $2 billion, S&T Bancorp stock trades on 

the Nasdaq National Market System under the symbol 

STBA.