<SEC-DOCUMENT>0001193125-21-087642-index.html : 20210319
<SEC-HEADER>0001193125-21-087642.hdr.sgml : 20210319
<ACCEPTANCE-DATETIME>20210319164659
ACCESSION NUMBER:		0001193125-21-087642
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20210319
DATE AS OF CHANGE:		20210319

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PACKAGING CORP OF AMERICA
		CENTRAL INDEX KEY:			0000075677
		STANDARD INDUSTRIAL CLASSIFICATION:	PAPERBOARD CONTAINERS & BOXES [2650]
		IRS NUMBER:				364277050
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15399
		FILM NUMBER:		21758803

	BUSINESS ADDRESS:	
		STREET 1:		1955 W FIELD CT
		CITY:			LAKE FOREST
		STATE:			IL
		ZIP:			60045
		BUSINESS PHONE:		8474823000

	MAIL ADDRESS:	
		STREET 1:		1955 W FIELD CT
		CITY:			LAKE FOREST
		STATE:			IL
		ZIP:			60045
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d104527ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d104527ddefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g104527gra001c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g104527gra001c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g104527gra005a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g104527gra005a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g104527gra005b.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g104527gra005b.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g104527gra005c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g104527gra005c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g104527gra005d.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g104527gra005d.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g104527gra005e.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g104527gra005e.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g104527gra005f.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g104527gra005f.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>g104527gra005g.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g104527gra005g.jpg

</DOCUMENT>
</SEC-DOCUMENT>