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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001295548-07-000038.txt : 20070703
<SEC-HEADER>0001295548-07-000038.hdr.sgml : 20070703
<ACCEPTANCE-DATETIME>20070703101305
ACCESSION NUMBER:		0001295548-07-000038
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20070629
FILED AS OF DATE:		20070703
DATE AS OF CHANGE:		20070703

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MFS INTERMEDIATE HIGH INCOME FUND
		CENTRAL INDEX KEY:			0000833021
		IRS NUMBER:				046593681
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1130

	BUSINESS ADDRESS:	
		STREET 1:		500 BOYLSTON ST
		STREET 2:		20TH FL LEGAL DEPT.
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		6179545000

	MAIL ADDRESS:	
		STREET 1:		500 BOYLSTON ST
		STREET 2:		20TH FL LEGAL DEPT.
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLONIAL INTERMEDIATE HIGH INCOME FUND
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cole David P.
		CENTRAL INDEX KEY:			0001383954

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-05567
		FILM NUMBER:		07957848

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(800)343-2829

	MAIL ADDRESS:	
		STREET 1:		500 BOYLSTON STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-06-29</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000833021</issuerCik>
        <issuerName>MFS INTERMEDIATE HIGH INCOME FUND</issuerName>
        <issuerTradingSymbol>CIF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001383954</rptOwnerCik>
            <rptOwnerName>Cole David P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>500 BOYLSTON STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Portfolio Manager</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>Susan S. Newton, By Power of Attorney</signatureName>
        <signatureDate>2007-07-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>poacole.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
                                POWER OF ATTORNEY



The  undersigned  on his or her own behalf  and on behalf of his or her  estate,
heirs and assigns hereby  constitutes and appoints Susan S. Newton,  Christopher
R. Bohane,  Timothy M. Fagan,  Susan A. Pereira and Brian E. Langenfeld and each
of them singly as true and lawful  attorneys with full power to them and each of
them, to execute,  on behalf of the  undersigned,  in the capacity listed below,
any and all  statements or reports under Section 16 of the  Securities  Exchange
Act of 1934, as amended,  with respect to the beneficial ownership of reportable
securities  issued by MFS  Intermediate  High  Income  Fund  including,  without
limitation,  all  initial  statements  of  beneficial  ownership  on Form 3, all
statements  of  changes  of  beneficial  ownership  on  Form  4 and  all  annual
statements  of beneficial  ownership on Form 5, and any and all other  documents
that may be required,  from time to time,  to be filed with the  Securities  and
Exchange  Commission,  to execute any and all  amendments or  supplements to any
such statements or forms, and to file the same, with all exhibits  thereto,  and
other  documents  in  connection  therewith,  with the  Securities  and Exchange
Commission,  granting to said  attorney,  full power and  authority to do so and
perform each and every act and thing  requisite  and necessary to be done in and
about the premises,  as fully to all intents and purposes as the undersigned (or
his or her  estate,  heirs  and  assigns)  might or could do in  person,  hereby
ratifying and  confirming all that said attorneys or any of them may lawfully do
or cause to be done by virtue hereof.

IN WITNESS WHEREOF,  the undersigned has set his or her hand on this 20th day of
June, 2007.



DAVID P. COLE
David P. Cole


</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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