-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 S5NYIq40HT5qko2TXNv7Dnyz8GrglqVd+U/0ek7/xGcC0sJKeBu6J79E7TrCmDve
 /Q8AUV7K4bE4eq7uTY/+1A==

<SEC-DOCUMENT>0001305225-08-000004.txt : 20080909
<SEC-HEADER>0001305225-08-000004.hdr.sgml : 20080909
<ACCEPTANCE-DATETIME>20080909150101
ACCESSION NUMBER:		0001305225-08-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080909
FILED AS OF DATE:		20080909
DATE AS OF CHANGE:		20080909

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KIMBALL INTERNATIONAL INC
		CENTRAL INDEX KEY:			0000055772
		STANDARD INDUSTRIAL CLASSIFICATION:	OFFICE FURNITURE [2520]
		IRS NUMBER:				350514506
		STATE OF INCORPORATION:			IN
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		1600 ROYAL ST
		CITY:			JASPER
		STATE:			IN
		ZIP:			47549
		BUSINESS PHONE:		8124821600

	MAIL ADDRESS:	
		STREET 1:		1600 ROYAL STREET
		CITY:			JASPER
		STATE:			IN
		ZIP:			47549

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	JASPER CORP
		DATE OF NAME CHANGE:	19740826

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SCHWARTZ GARY W
		CENTRAL INDEX KEY:			0001305225

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-03279
		FILM NUMBER:		081062865

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		812-482-1600

	MAIL ADDRESS:	
		STREET 1:		1600 ROYAL STREET
		CITY:			JASPER
		STATE:			IN
		ZIP:			47549
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-09-09</periodOfReport>

    <issuer>
        <issuerCik>0000055772</issuerCik>
        <issuerName>KIMBALL INTERNATIONAL INC</issuerName>
        <issuerTradingSymbol>KBALB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001305225</rptOwnerCik>
            <rptOwnerName>SCHWARTZ GARY W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1600 ROYAL STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>JASPER</rptOwnerCity>
            <rptOwnerState>IN</rptOwnerState>
            <rptOwnerZipCode>47549</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EXECUTIVE VICE PRESIDENT</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>CLASS B COMMON</value>
            </securityTitle>
            <transactionDate>
                <value>2008-09-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2200</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>11.80</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>30798</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>CLASS B COMMON</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3604.564</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Retirement Fund</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Gary W. Schwartz</signatureName>
        <signatureDate>2008-09-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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