<SUBMISSION>
<ACCESSION-NUMBER>0001130464-04-000300
<TYPE>3
<PUBLIC-DOCUMENT-COUNT>2
<PERIOD>20040830
<FILING-DATE>20040909
<DATE-OF-FILING-DATE-CHANGE>20040909
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>BLACK HILLS CORP /SD/
<CIK>0001130464
<ASSIGNED-SIC>4911
<IRS-NUMBER>460458824
<STATE-OF-INCORPORATION>SD
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>625 9TH STREET
<STREET2>PO BOX 1400
<CITY>RAPID CITY
<STATE>SD
<ZIP>57709
<PHONE>6057212343
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>625 9TH STREET
<STREET2>PO BOX 1400
<CITY>RAPID
<STATE>SD
<ZIP>57709
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>BLACK HILLS HOLDING CORP
<DATE-CHANGED>20001222
</FORMER-COMPANY>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>SMITH DAVID S
<CIK>0001116732
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>3
<ACT>34
<FILE-NUMBER>001-31303
<FILM-NUMBER>041023443
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>40 E BROADWAY
<CITY>BUTTE
<STATE>MT
<ZIP>59701
<PHONE>4064972374
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>40 E BROADWAY
<CITY>BUTTE
<STATE>MT
<ZIP>59701
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>smi177.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-08-30</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001130464</issuerCik>
        <issuerName>BLACK HILLS CORP /SD/</issuerName>
        <issuerTradingSymbol>BKH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001116732</rptOwnerCik>
            <rptOwnerName>SMITH DAVID S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PO BOX 1400</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>RAPID CITY</rptOwnerCity>
            <rptOwnerState>SD</rptOwnerState>
            <rptOwnerZipCode>577091400</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP - Controller</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>27.75</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2005-08-30</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-08-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1666.00</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>27.75</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2006-08-30</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-08-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1667.00</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>27.75</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2007-08-30</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-08-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1667.00</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>/s/ Smith, David S</signatureName>
        <signatureDate>2004-09-08</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>dsmithpoa.htm
<DESCRIPTION>DAVID S. SMITH POA
<TEXT>
<HTML>
<HEAD><TITLE>David S. Smith POA</TITLE></HEAD>

<BODY>


<!-- MARKER FORMAT-SHEET="Head Major Center Bold" FSL="Default" -->
<A NAME=A001></A>
<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>CONFIRMING STATEMENT </FONT></H1>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>This statement confirms that the
undersigned has authorized and designated each of Steven J. Helmers, Mark T. Thies, Roxann
R. Basham and Lorna G. Zacher, signing singly, to execute and file on the
undersigned&#146;s behalf all Forms 3, 4 and 5 (including any amendments thereto) that the
undersigned may be required to file with the U.S. Securities and Exchange Commission as a
result of the undersigned&#146;s ownership of or transactions in securities of Black Hills
Corporation (the &#147;Company&#148;). The authority of Steven J. Helmers, Mark T. Thies,
Roxann R. Basham and Lorna G. Zacher, under this Statement shall continue until the
undersigned is no longer required to file Forms 3, 4 and 5 with regard to the
undersigned&#146;s ownership of or transactions in securities of the Company, unless
earlier revoked in writing. The undersigned acknowledges that Steven J. Helmers, Mark T.
Thies, Roxann R. Basham and Lorna G. Zacher, are not assuming, nor is the Company
assuming, any of the undersigned&#146;s responsibilities to comply with Section 16 of the
Securities Exchange Act of 1934, as amended. </FONT></P>

<!-- MARKER FORMAT-SHEET="Head Left" FSL="Default" -->
<A NAME=A002></A>
<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Date: September 7, 2004 </FONT></P>


<!-- MARKER FORMAT-SHEET="Para Large Indent Level 5" FSL="Default" -->
<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
<TR VALIGN=TOP>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<U>/s/David S. Smith</U><BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Name: David S. Smith </FONT>
</TD>
</TR>
</TABLE>
<BR>

</BODY>
</HTML=

</TEXT>
</DOCUMENT>
</SUBMISSION>
