    <SEC-DOCUMENT>0000950170-25-039149-index.html : 20250314
    <SEC-HEADER>0000950170-25-039149.hdr.sgml : 20250314
    <ACCEPTANCE-DATETIME>20250314092327
    ACCESSION NUMBER:		0000950170-25-039149
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20241231
    FILED AS OF DATE:		20250314
    DATE AS OF CHANGE:		20250314
    EFFECTIVENESS DATE:		20250314

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BLACK HILLS CORP /SD/
    		CENTRAL INDEX KEY:			0001130464
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
    		ORGANIZATION NAME:           	01 Energy & Transportation
    		IRS NUMBER:				460458824
    		STATE OF INCORPORATION:			SD
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-31303
    		FILM NUMBER:		25737909

    	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>ARS
    <SEQUENCE>1
    <FILENAME>2024_annual_report.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: 2024_annual_report.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>