<SEC-DOCUMENT>0001209191-18-013466.txt : 20180226
<SEC-HEADER>0001209191-18-013466.hdr.sgml : 20180226
<ACCEPTANCE-DATETIME>20180226172724
ACCESSION NUMBER:		0001209191-18-013466
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180222
FILED AS OF DATE:		20180226
DATE AS OF CHANGE:		20180226

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PRANN JOHN R JR
		CENTRAL INDEX KEY:			0001250398

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16109
		FILM NUMBER:		18641830

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CoreCivic, Inc.
		CENTRAL INDEX KEY:			0001070985
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				621763875
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10 BURTON HILLS BLVD
		STREET 2:		N/A
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37215
		BUSINESS PHONE:		6152633000

	MAIL ADDRESS:	
		STREET 1:		10 BURTON HILLS BOULEVARD
		STREET 2:		N/A
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37215

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORRECTIONS CORP OF AMERICA
		DATE OF NAME CHANGE:	20001003

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PRISON REALTY TRUST INC
		DATE OF NAME CHANGE:	19990517

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PRISON REALTY CORP
		DATE OF NAME CHANGE:	19980924
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-02-22</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001070985</issuerCik>
        <issuerName>CoreCivic, Inc.</issuerName>
        <issuerTradingSymbol>CXW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001250398</rptOwnerCik>
            <rptOwnerName>PRANN JOHN R JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CORECIVIC, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>10 BURTON HILLS BOULEVARD</rptOwnerStreet2>
            <rptOwnerCity>NASHVILLE</rptOwnerCity>
            <rptOwnerState>TN</rptOwnerState>
            <rptOwnerZipCode>37215</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-02-22</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5538</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>44042</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted stock units (&quot;RSUs&quot;) granted to the Reporting Person on February 22, 2018 (the &quot;Grant Date&quot;).  Each RSU represents a contingent right to receive one share of the Issuer's common stock.  The RSU's vest in full on the first anniversary of the Grant Date, subject to continued service with the Issuer through such vesting date.</footnote>
        <footnote id="F2">Amount includes shares of the Issuer's common stock deferred by the Reporting Person.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Cameron Hopewell, Attorney-in-Fact</signatureName>
        <signatureDate>2018-02-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
