    <SEC-DOCUMENT>0001020569-18-000052-index.html : 20180426
    <SEC-HEADER>0001020569-18-000052.hdr.sgml : 20180426
    <ACCEPTANCE-DATETIME>20180426135114
    ACCESSION NUMBER:		0001020569-18-000052
    CONFORMED SUBMISSION TYPE:	8-K/A
    PUBLIC DOCUMENT COUNT:		19
    CONFORMED PERIOD OF REPORT:	20180426
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20180426
    DATE AS OF CHANGE:		20180426

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			IRON MOUNTAIN INC
    		CENTRAL INDEX KEY:			0001020569
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		IRS NUMBER:				232588479
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K/A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-13045
    		FILM NUMBER:		18777686

    	BUSINESS ADDRESS:
    		STREET 1:		ONE FEDERAL STREET
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02110
    		BUSINESS PHONE:		617-535-4781

    	MAIL ADDRESS:
    		STREET 1:		ONE FEDERAL STREET
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02110

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	IRON MOUNTAIN INC/PA
    		DATE OF NAME CHANGE:	20000201

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	PIERCE LEAHY CORP
    		DATE OF NAME CHANGE:	19960807
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K/A
    <SEQUENCE>1
    <FILENAME>amendment-irm8xkq12018earn.htm
    <DESCRIPTION>8-K/A
    <TEXT>
    Document 1 - file: amendment-irm8xkq12018earn.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>2
    <FILENAME>q12018earningscallslides.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 2 - file: q12018earningscallslides.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>q12018earningscallslides001.jpg
    <TEXT>
    Document 3 - file: q12018earningscallslides001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>q12018earningscallslides002.jpg
    <TEXT>
    Document 4 - file: q12018earningscallslides002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>q12018earningscallslides003.jpg
    <TEXT>
    Document 5 - file: q12018earningscallslides003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>q12018earningscallslides004.jpg
    <TEXT>
    Document 6 - file: q12018earningscallslides004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>q12018earningscallslides005.jpg
    <TEXT>
    Document 7 - file: q12018earningscallslides005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>q12018earningscallslides006.jpg
    <TEXT>
    Document 8 - file: q12018earningscallslides006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>q12018earningscallslides007.jpg
    <TEXT>
    Document 9 - file: q12018earningscallslides007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>q12018earningscallslides008.jpg
    <TEXT>
    Document 10 - file: q12018earningscallslides008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>q12018earningscallslides009.jpg
    <TEXT>
    Document 11 - file: q12018earningscallslides009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>q12018earningscallslides010.jpg
    <TEXT>
    Document 12 - file: q12018earningscallslides010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>q12018earningscallslides011.jpg
    <TEXT>
    Document 13 - file: q12018earningscallslides011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>q12018earningscallslides012.jpg
    <TEXT>
    Document 14 - file: q12018earningscallslides012.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>q12018earningscallslides013.jpg
    <TEXT>
    Document 15 - file: q12018earningscallslides013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>q12018earningscallslides014.jpg
    <TEXT>
    Document 16 - file: q12018earningscallslides014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>q12018earningscallslides015.jpg
    <TEXT>
    Document 17 - file: q12018earningscallslides015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>q12018earningscallslides016.jpg
    <TEXT>
    Document 18 - file: q12018earningscallslides016.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>q12018earningscallslides017.jpg
    <TEXT>
    Document 19 - file: q12018earningscallslides017.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>