<SEC-DOCUMENT>0000100885-21-000208-index.html : 20210625
<SEC-HEADER>0000100885-21-000208.hdr.sgml : 20210625
<ACCEPTANCE-DATETIME>20210625103959
ACCESSION NUMBER:		0000100885-21-000208
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210625
DATE AS OF CHANGE:		20210625

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNION PACIFIC CORP
		CENTRAL INDEX KEY:			0000100885
		STANDARD INDUSTRIAL CLASSIFICATION:	RAILROADS, LINE-HAUL OPERATING [4011]
		IRS NUMBER:				132626465
		STATE OF INCORPORATION:			UT
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06075
		FILM NUMBER:		211045362

	BUSINESS ADDRESS:	
		STREET 1:		1400 DOUGLAS STREET
		STREET 2:		STOP 0310
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68179
		BUSINESS PHONE:		402 544 6763

	MAIL ADDRESS:	
		STREET 1:		1400 DOUGLAS STREET
		STREET 2:		STOP 0310
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68179
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>unp-20201231x11k.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: unp-20201231x11k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23
<SEQUENCE>2
<FILENAME>unp-20201231xex23.htm
<DESCRIPTION>EX-23
<TEXT>
Document 2 - file: unp-20201231xex23.htm

</DOCUMENT>
</SEC-DOCUMENT>