<SEC-DOCUMENT>0000757011-17-000072-index.html : 20171129
<SEC-HEADER>0000757011-17-000072.hdr.sgml : 20171129
<ACCEPTANCE-DATETIME>20171129164409
ACCESSION NUMBER:		0000757011-17-000072
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		8
FILED AS OF DATE:		20171129
DATE AS OF CHANGE:		20171129
EFFECTIVENESS DATE:		20171129

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			USG CORP
		CENTRAL INDEX KEY:			0000757011
		STANDARD INDUSTRIAL CLASSIFICATION:	CONCRETE GYPSUM  PLASTER PRODUCTS [3270]
		IRS NUMBER:				363329400
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-221807
		FILM NUMBER:		171228893

	BUSINESS ADDRESS:	
		STREET 1:		550 WEST ADAMS STREET
		STREET 2:		DEPARTMENT 188
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60661
		BUSINESS PHONE:		312-606-4000

	MAIL ADDRESS:	
		STREET 1:		DEPARTMENT #188
		STREET 2:		550 WEST ADAMS STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60661
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>forms-3asr2017.htm
<DESCRIPTION>S-3ASR
<TEXT>
Document 1 - file: forms-3asr2017.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>usg_ex51x2017xs-3asr.htm
<DESCRIPTION>OPINION OF MICHELLE M. WARNER
<TEXT>
Document 2 - file: usg_ex51x2017xs-3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-12.1
<SEQUENCE>3
<FILENAME>usg_ex121x2017xs-3asr.htm
<DESCRIPTION>COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
<TEXT>
Document 3 - file: usg_ex121x2017xs-3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>4
<FILENAME>usg_ex231x2017xs-3asr.htm
<DESCRIPTION>CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM, DELOITTE & TOUCHE LLP
<TEXT>
Document 4 - file: usg_ex231x2017xs-3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>5
<FILENAME>usg_ex232x2017xs-3asr.htm
<DESCRIPTION>CONSENT OF INDEPENDENT AUDITORS, DELOITTE PLT
<TEXT>
Document 5 - file: usg_ex232x2017xs-3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.3
<SEQUENCE>6
<FILENAME>usg_ex233x2017xs-3asr.htm
<DESCRIPTION>CONSENT OF INDEPENDENT AUDITORS, KPMG
<TEXT>
Document 6 - file: usg_ex233x2017xs-3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>7
<FILENAME>usg_ex241x2017xs-3asr.htm
<DESCRIPTION>POWERS OF ATTORNEY
<TEXT>
Document 7 - file: usg_ex241x2017xs-3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>s3image1.jpg
<TEXT>
Document 8 - file: s3image1.jpg

</DOCUMENT>
</SEC-DOCUMENT>