<SEC-DOCUMENT>0001193125-15-224784-index.html : 20150616
<SEC-HEADER>0001193125-15-224784.hdr.sgml : 20150616
<ACCEPTANCE-DATETIME>20150616170534
ACCESSION NUMBER:		0001193125-15-224784
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20141231
FILED AS OF DATE:		20150616
DATE AS OF CHANGE:		20150616

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			S&T BANCORP INC
		CENTRAL INDEX KEY:			0000719220
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				251434426
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12508
		FILM NUMBER:		15935009

	BUSINESS ADDRESS:	
		STREET 1:		800 PHILADELPHIA STREET
		STREET 2:		PO BOX 190
		CITY:			INDIANA
		STATE:			PA
		ZIP:			15701
		BUSINESS PHONE:		724-427-2347

	MAIL ADDRESS:	
		STREET 1:		800 PHILADELPHIA STREET
		STREET 2:		PO BOX 190
		CITY:			INDIANA
		STATE:			PA
		ZIP:			15701
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>d939467d11k.htm
<DESCRIPTION>FORM 11-K
<TEXT>
Document 1 - file: d939467d11k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>d939467dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 2 - file: d939467dex231.htm

</DOCUMENT>
</SEC-DOCUMENT>