<SEC-DOCUMENT>0001238255-20-000127.txt : 20201218
<SEC-HEADER>0001238255-20-000127.hdr.sgml : 20201218
<ACCEPTANCE-DATETIME>20201218165855
ACCESSION NUMBER:		0001238255-20-000127
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201218
FILED AS OF DATE:		20201218
DATE AS OF CHANGE:		20201218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			John Sharon Price
		CENTRAL INDEX KEY:			0001578217

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09390
		FILM NUMBER:		201401293

	MAIL ADDRESS:	
		STREET 1:		1954 INNERBELT BUSINESS CTR. DR.
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			JACK IN THE BOX INC /NEW/
		CENTRAL INDEX KEY:			0000807882
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-EATING PLACES [5812]
		IRS NUMBER:				952698708
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0927

	BUSINESS ADDRESS:	
		STREET 1:		9357 SPECTRUM CENTER BLVD
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92123-1516
		BUSINESS PHONE:		6195712121

	MAIL ADDRESS:	
		STREET 1:		9357 SPECTRUM CENTER BLVD
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92123-1516

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FOODMAKER INC /DE/
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-12-18</periodOfReport>

    <issuer>
        <issuerCik>0000807882</issuerCik>
        <issuerName>JACK IN THE BOX INC /NEW/</issuerName>
        <issuerTradingSymbol>JACK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001578217</rptOwnerCik>
            <rptOwnerName>John Sharon Price</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>9357 SPECTRUM CENTER BLVD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN DIEGO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92123</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>NON EMPLOYEE DIRECTOR</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>COMMON STOCK</value>
            </securityTitle>
            <transactionDate>
                <value>2020-12-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>14</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6895</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents dividend equivalents on vested Restricted Stock Units that were granted on 3/1/2017, 2/28/2018 and 3/04/2019 and were deferred by the reporting person until his or her termination of board service.  Dividend equivalents are credited to the reporting person's account on the dividend record date for the quarterly dividend declared on 11/12/2020.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Stephanie Brinsfield by Power of Attorney for Sharon Price John</signatureName>
        <signatureDate>2020-12-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
