    <SEC-DOCUMENT>0000717538-17-000134-index.html : 20170809
    <SEC-HEADER>0000717538-17-000134.hdr.sgml : 20170809
    <ACCEPTANCE-DATETIME>20170809130819
    ACCESSION NUMBER:		0000717538-17-000134
    CONFORMED SUBMISSION TYPE:	S-3
    PUBLIC DOCUMENT COUNT:		6
    FILED AS OF DATE:		20170809
    DATE AS OF CHANGE:		20170809

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			ARROW FINANCIAL CORP
    		CENTRAL INDEX KEY:			0000717538
    		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
    		IRS NUMBER:				222448962
    		STATE OF INCORPORATION:			NY
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-3
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-219822
    		FILM NUMBER:		171017211

    	BUSINESS ADDRESS:
    		STREET 1:		250 GLEN ST
    		CITY:			GLENS FALLS
    		STATE:			NY
    		ZIP:			12801
    		BUSINESS PHONE:		5184154299

    	MAIL ADDRESS:
    		STREET 1:		250 GLEN STREET
    		CITY:			GLENS FALLS
    		STATE:			NY
    		ZIP:			12801

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ARROW BANK CORP
    		DATE OF NAME CHANGE:	19900710
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-3
    <SEQUENCE>1
    <FILENAME>s-3arow2017espp.htm
    <DESCRIPTION>S-3
    <TEXT>
    Document 1 - file: s-3arow2017espp.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>2
    <FILENAME>arow2017s-3esppexhibit51.htm
    <DESCRIPTION>EXHIBIT 5.1
    <TEXT>
    Document 2 - file: arow2017s-3esppexhibit51.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-15.1
    <SEQUENCE>3
    <FILENAME>arow2017s-3esppexhibit151.htm
    <DESCRIPTION>EXHIBIT 15.1
    <TEXT>
    Document 3 - file: arow2017s-3esppexhibit151.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>4
    <FILENAME>arow2017s-3esppexhibit231.htm
    <DESCRIPTION>EXHIBIT 23.1
    <TEXT>
    Document 4 - file: arow2017s-3esppexhibit231.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>S-3
    <SEQUENCE>5
    <FILENAME>arow2017s3espp.pdf
    <DESCRIPTION>S-3
    <TEXT>
    Document 5 - file: arow2017s3espp.pdf

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>arrowlogoa01.jpg
    <TEXT>
    Document 6 - file: arrowlogoa01.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>