    <SEC-DOCUMENT>0001104659-19-042480-index.html : 20190730
    <SEC-HEADER>0001104659-19-042480.hdr.sgml : 20190730
    <ACCEPTANCE-DATETIME>20190730071612
    ACCESSION NUMBER:		0001104659-19-042480
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		6
    CONFORMED PERIOD OF REPORT:	20190730
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20190730
    DATE AS OF CHANGE:		20190730

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			STAG Industrial, Inc.
    		CENTRAL INDEX KEY:			0001479094
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		IRS NUMBER:				273099608
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-34907
    		FILM NUMBER:		19983180

    	BUSINESS ADDRESS:
    		STREET 1:		ONE FEDERAL STREET
    		STREET 2:		23RD FLOOR
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02110
    		BUSINESS PHONE:		(617)574-4777

    	MAIL ADDRESS:
    		STREET 1:		ONE FEDERAL STREET
    		STREET 2:		23RD FLOOR
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02110

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	STAG Industrial REIT, Inc.
    		DATE OF NAME CHANGE:	20091218
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>a19-13305_28k.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: a19-13305_28k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.1
    <SEQUENCE>2
    <FILENAME>a19-13305_2ex10d1.htm
    <DESCRIPTION>EX-10.1
    <TEXT>
    Document 2 - file: a19-13305_2ex10d1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.2
    <SEQUENCE>3
    <FILENAME>a19-13305_2ex10d2.htm
    <DESCRIPTION>EX-10.2
    <TEXT>
    Document 3 - file: a19-13305_2ex10d2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.3
    <SEQUENCE>4
    <FILENAME>a19-13305_2ex10d3.htm
    <DESCRIPTION>EX-10.3
    <TEXT>
    Document 4 - file: a19-13305_2ex10d3.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.4
    <SEQUENCE>5
    <FILENAME>a19-13305_2ex10d4.htm
    <DESCRIPTION>EX-10.4
    <TEXT>
    Document 5 - file: a19-13305_2ex10d4.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.5
    <SEQUENCE>6
    <FILENAME>a19-13305_2ex10d5.htm
    <DESCRIPTION>EX-10.5
    <TEXT>
    Document 6 - file: a19-13305_2ex10d5.htm

    </DOCUMENT>
    </SEC-DOCUMENT>