    <SEC-DOCUMENT>0000912562-18-000008-index.html : 20180327
    <SEC-HEADER>0000912562-18-000008.hdr.sgml : 20180327
    <ACCEPTANCE-DATETIME>20180327154744
    ACCESSION NUMBER:		0000912562-18-000008
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		18
    CONFORMED PERIOD OF REPORT:	20180504
    FILED AS OF DATE:		20180327
    DATE AS OF CHANGE:		20180327
    EFFECTIVENESS DATE:		20180327

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			GIBRALTAR INDUSTRIES, INC.
    		CENTRAL INDEX KEY:			0000912562
    		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
    		IRS NUMBER:				161445150
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-22462
    		FILM NUMBER:		18715323

    	BUSINESS ADDRESS:
    		STREET 1:		3556 LAKE SHORE ROAD
    		STREET 2:		P O BOX 2028
    		CITY:			BUFFALO
    		STATE:			NY
    		ZIP:			14219-0228
    		BUSINESS PHONE:		7168266500

    	MAIL ADDRESS:
    		STREET 1:		GATEWAY EXECUTIVE PARK
    		STREET 2:		3556 LAKE SHORE ROAD PO BOX 2028
    		CITY:			BUFFALO
    		STATE:			NY
    		ZIP:			14219-0228

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	GIBRALTAR STEEL CORP
    		DATE OF NAME CHANGE:	19930924
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>a2018proxystatement.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: a2018proxystatement.htm

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    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>chbwphoto.jpg
    <TEXT>
    Document 2 - file: chbwphoto.jpg

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    <SEQUENCE>3
    <FILENAME>directorage18p.jpg
    <TEXT>
    Document 3 - file: directorage18p.jpg

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    <SEQUENCE>4
    <FILENAME>directordiversity18p.jpg
    <TEXT>
    Document 4 - file: directordiversity18p.jpg

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    <SEQUENCE>5
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    Document 5 - file: directorindepend18p.jpg

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    <SEQUENCE>6
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    <TEXT>
    Document 6 - file: directortenure18p.jpg

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    <SEQUENCE>7
    <FILENAME>fhbwphoto.jpg
    <TEXT>
    Document 7 - file: fhbwphoto.jpg

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    <SEQUENCE>8
    <FILENAME>giblogoblue.jpg
    <TEXT>
    Document 8 - file: giblogoblue.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>jcbwphoto.jpg
    <TEXT>
    Document 9 - file: jcbwphoto.jpg

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    <SEQUENCE>10
    <FILENAME>jnbwphoto.jpg
    <TEXT>
    Document 10 - file: jnbwphoto.jpg

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    <SEQUENCE>11
    <FILENAME>micppayout18p.jpg
    <TEXT>
    Document 11 - file: micppayout18p.jpg

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    <SEQUENCE>12
    <FILENAME>perfbasedcomppie01.jpg
    <TEXT>
    Document 12 - file: perfbasedcomppie01.jpg

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    <SEQUENCE>13
    <FILENAME>proxycard18pg1.jpg
    <TEXT>
    Document 13 - file: proxycard18pg1.jpg

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    <SEQUENCE>14
    <FILENAME>proxycard18pg2.jpg
    <TEXT>
    Document 14 - file: proxycard18pg2.jpg

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    <SEQUENCE>15
    <FILENAME>roicpercentage18pa01.jpg
    <TEXT>
    Document 15 - file: roicpercentage18pa01.jpg

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    <SEQUENCE>16
    <FILENAME>sbbw_photo.jpg
    <TEXT>
    Document 16 - file: sbbw_photo.jpg

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    <SEQUENCE>17
    <FILENAME>vkbwphoto.jpg
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    Document 17 - file: vkbwphoto.jpg

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    <SEQUENCE>18
    <FILENAME>wmbwphoto.jpg
    <TEXT>
    Document 18 - file: wmbwphoto.jpg

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