<SEC-DOCUMENT>0001193125-21-001006-index.html : 20210104
<SEC-HEADER>0001193125-21-001006.hdr.sgml : 20210104
<ACCEPTANCE-DATETIME>20210104162902
ACCESSION NUMBER:		0001193125-21-001006
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20210104
DATE AS OF CHANGE:		20210104
EFFECTIVENESS DATE:		20210104

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:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-251880
		FILM NUMBER:		21502127

	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>S-8
<SEQUENCE>1
<FILENAME>d102346ds8.htm
<DESCRIPTION>FORM S-8
<TEXT>
Document 1 - file: d102346ds8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d102346dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d102346dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>3
<FILENAME>d102346dex232.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 3 - file: d102346dex232.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g102346g1231092118234.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g102346g1231092118234.jpg

</DOCUMENT>
</SEC-DOCUMENT>