<SEC-DOCUMENT>0001209191-19-035409.txt : 20190607
<SEC-HEADER>0001209191-19-035409.hdr.sgml : 20190607
<ACCEPTANCE-DATETIME>20190607100738
ACCESSION NUMBER:		0001209191-19-035409
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190605
FILED AS OF DATE:		20190607
DATE AS OF CHANGE:		20190607

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Stream William Gray
		CENTRAL INDEX KEY:			0001360802

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31905
		FILM NUMBER:		19884417

	MAIL ADDRESS:	
		STREET 1:		2417 SHELL BEACH DRIVE
		CITY:			LAKE CHARLES
		STATE:			LA
		ZIP:			70601

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CKX LANDS, INC.
		CENTRAL INDEX KEY:			0000352955
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				720144530
		STATE OF INCORPORATION:			LA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1508 HODGES STREET
		CITY:			LAKE CHARLES
		STATE:			LA
		ZIP:			70601
		BUSINESS PHONE:		(337) 493-2399

	MAIL ADDRESS:	
		STREET 1:		P O BOX 1864
		CITY:			LAKE CHARLES
		STATE:			LA
		ZIP:			70602

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CKX Lands Inc
		DATE OF NAME CHANGE:	20050801

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CALCASIEU REAL ESTATE & OIL CO INC
		DATE OF NAME CHANGE:	19920703
</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>2019-06-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000352955</issuerCik>
        <issuerName>CKX LANDS, INC.</issuerName>
        <issuerTradingSymbol>CKX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001360802</rptOwnerCik>
            <rptOwnerName>Stream William Gray</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2417 SHELL BEACH DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LAKE CHARLES</rptOwnerCity>
            <rptOwnerState>LA</rptOwnerState>
            <rptOwnerZipCode>70601</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>2019-06-05</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>484</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.95</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8663</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ William Gray Stream</signatureName>
        <signatureDate>2019-06-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
