<SEC-DOCUMENT>0001127602-19-013085.txt : 20190322
<SEC-HEADER>0001127602-19-013085.hdr.sgml : 20190322
<ACCEPTANCE-DATETIME>20190322211952
ACCESSION NUMBER:		0001127602-19-013085
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190320
FILED AS OF DATE:		20190322
DATE AS OF CHANGE:		20190322

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Plaines Stephanie
		CENTRAL INDEX KEY:			0001771330

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13145
		FILM NUMBER:		19701212

	MAIL ADDRESS:	
		STREET 1:		200 E. RANDOLPH DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60601

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			JONES LANG LASALLE INC
		CENTRAL INDEX KEY:			0001037976
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE AGENTS & MANAGERS (FOR OTHERS) [6531]
		IRS NUMBER:				364150422
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 E RANDOLPH DR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60601
		BUSINESS PHONE:		3127825800

	MAIL ADDRESS:	
		STREET 1:		C/O JONES LANG LASALLE INC
		STREET 2:		200 EAST RANDOLPH DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60601

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LASALLE PARTNERS INC
		DATE OF NAME CHANGE:	19970417
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>form4a.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2019-03-20</periodOfReport>

    <dateOfOriginalSubmission>2019-03-22</dateOfOriginalSubmission>

    <issuer>
        <issuerCik>0001037976</issuerCik>
        <issuerName>JONES LANG LASALLE INC</issuerName>
        <issuerTradingSymbol>JLL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001771330</rptOwnerCik>
            <rptOwnerName>Plaines Stephanie</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>200 E. RANDOLPH DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60601</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2019-03-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2279</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2020-03-20</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2022-03-20</value>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2279</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2279</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Restricted share units convert into an equal number of shares of common stock.</footnote>
        <footnote id="F2">On March 20, 2019 the reporting person was granted 2279.00 restricted stock units vesting with respect to 651 shares on March 20, 2020, 651 shares on March 20, 2021, and 977 shares on March 20, 2022.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Mackenzie K. Phillips, attorney-in-fact for Stephanie Plaines</signatureName>
        <signatureDate>2019-03-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
