<SEC-DOCUMENT>0001104659-21-108961-index.html : 20210824
<SEC-HEADER>0001104659-21-108961.hdr.sgml : 20210824
<ACCEPTANCE-DATETIME>20210824162730
ACCESSION NUMBER:		0001104659-21-108961
CONFORMED SUBMISSION TYPE:	424B2
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20210824
DATE AS OF CHANGE:		20210824

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACK HILLS CORP /SD/
		CENTRAL INDEX KEY:			0001130464
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				460458824
		STATE OF INCORPORATION:			SD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B2
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-240320
		FILM NUMBER:		211202468

	BUSINESS ADDRESS:	
		STREET 1:		7001 MT RUSHMORE RD
		STREET 2:		PO BOX 1400
		CITY:			RAPID CITY
		STATE:			SD
		ZIP:			57709
		BUSINESS PHONE:		6057212343

	MAIL ADDRESS:	
		STREET 1:		7001 MT RUSHMORE RD
		STREET 2:		PO BOX 1400
		CITY:			RAPID
		STATE:			SD
		ZIP:			57709

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACK HILLS HOLDING CORP
		DATE OF NAME CHANGE:	20001222
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B2
<SEQUENCE>1
<FILENAME>tm2125215-3_424b2.htm
<DESCRIPTION>424B2
<TEXT>
Document 1 - file: tm2125215-3_424b2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>lg_blackhillscorportm-4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: lg_blackhillscorportm-4c.jpg

</DOCUMENT>
</SEC-DOCUMENT>