<SEC-DOCUMENT>0001193125-20-154248-index.html : 20200528
<SEC-HEADER>0001193125-20-154248.hdr.sgml : 20200528
<ACCEPTANCE-DATETIME>20200528160555
ACCESSION NUMBER:		0001193125-20-154248
CONFORMED SUBMISSION TYPE:	SD
PUBLIC DOCUMENT COUNT:		1
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<RULE-NAME>13p-1
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<ITEM-NUMBER>1.01
<ITEM-PERIOD>20191231
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FILED AS OF DATE:		20200528
DATE AS OF CHANGE:		20200528

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Builders FirstSource, Inc.
		CENTRAL INDEX KEY:			0001316835
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-LUMBER & OTHER BUILDING MATERIALS DEALERS [5211]
		IRS NUMBER:				522084569
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SD
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51357
		FILM NUMBER:		20921081

	BUSINESS ADDRESS:	
		STREET 1:		2001 BRYAN STREET, SUITE 1600
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
		BUSINESS PHONE:		(214) 880-3500

	MAIL ADDRESS:	
		STREET 1:		2001 BRYAN STREET, SUITE 1600
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
</SEC-HEADER>
<DOCUMENT>
<TYPE>SD
<SEQUENCE>1
<FILENAME>d936364dsd.htm
<DESCRIPTION>SD
<TEXT>
Document 1 - file: d936364dsd.htm

</DOCUMENT>
</SEC-DOCUMENT>