-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 ILIdar6HPGGkLJKtwkjWrEYF0iCCE5otnpitroEl5eSNU/SsLhu1ASGAtDTMMDxj
 P+uKna/8DfmLjAyS8rZwuA==

<SEC-DOCUMENT>0001195157-04-000002.txt : 20040511
<SEC-HEADER>0001195157-04-000002.hdr.sgml : 20040511
<ACCEPTANCE-DATETIME>20040511150146
ACCESSION NUMBER:		0001195157-04-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20040510
FILED AS OF DATE:		20040511

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			IVES J ATWOOD
		CENTRAL INDEX KEY:			0001195157

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-05440
		FILM NUMBER:		04796156

	MAIL ADDRESS:	
		STREET 1:		ONE METROTECH CENTER
		CITY:			BROOKLYN
		STATE:			NY
		ZIP:			11201

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MFS INTERMEDIATE INCOME TRUST
		CENTRAL INDEX KEY:			0000826735
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		500 BOYLSTON ST
		STREET 2:		15TH FL
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		18006372929

	MAIL ADDRESS:	
		STREET 1:		500 BOYLSTON STREET
		STREET 2:		15TH FL
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MFS MULTI GOVERNMENT INTERMEDIATE TRUST
		DATE OF NAME CHANGE:	19880308

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERNATIONAL GOVERNMENT INCOME TRUST
		DATE OF NAME CHANGE:	19880211
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-05-10</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000826735</issuerCik>
        <issuerName>MFS INTERMEDIATE INCOME TRUST</issuerName>
        <issuerTradingSymbol>MIN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001195157</rptOwnerCik>
            <rptOwnerName>IVES J ATWOOD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE METROTECH CENTER</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BROOKLYN</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>11201</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>MFS Intermediate Income Trust</value>
            </securityTitle>
            <transactionDate>
                <value>2004-05-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>6.33</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>James R. Bordewick, Jr. By Power of Attorney</signatureName>
        <signatureDate>2004-05-11</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>poaives.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
                               POWER OF ATTORNEY



         The undersigned hereby constitutes and appoints James R. Bordewick, Jr.
Stephen E. Cavan, James F. DesMarais, Heather R. Girolamo and John D. Norberg,
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 Charter Income Trust, MFS Government Markets
Income Trust, MFS Intermediate Income Trust, MFS Multimarket Income Trust, MFS
Municipal Income Trust and MFS Special Value Trust 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
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
21st day of August, 2002.




J. ATWOOD IVES
J. Atwood Ives
Trustee



</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
