<SEC-DOCUMENT>0001209191-18-062310.txt : 20181212
<SEC-HEADER>0001209191-18-062310.hdr.sgml : 20181212
<ACCEPTANCE-DATETIME>20181212180951
ACCESSION NUMBER:		0001209191-18-062310
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20181211
FILED AS OF DATE:		20181212
DATE AS OF CHANGE:		20181212

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mildenhall Joseph N
		CENTRAL INDEX KEY:			0001396245

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34211
		FILM NUMBER:		181231754

	MAIL ADDRESS:	
		STREET 1:		3300 W. CAMELBACK AVENUE
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Grand Canyon Education, Inc.
		CENTRAL INDEX KEY:			0001434588
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EDUCATIONAL SERVICES [8200]
		IRS NUMBER:				203356009
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2600 W. CAMELBACK ROAD
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85017
		BUSINESS PHONE:		602-247-4400

	MAIL ADDRESS:	
		STREET 1:		2600 W. CAMELBACK ROAD
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85017
</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>2018-12-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001434588</issuerCik>
        <issuerName>Grand Canyon Education, Inc.</issuerName>
        <issuerTradingSymbol>LOPE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001396245</rptOwnerCik>
            <rptOwnerName>Mildenhall Joseph N</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2600 W. CAMELBACK ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PHOENIX</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Information Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-12-11</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>110.71</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>77402</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These sales were effected pursuant to a 10b5-1 plan adopted by the reporting person dated September 10, 2018.</footnote>
        <footnote id="F2">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $110.20 to $112.76, inclusive.  The reporting person undertakes to provide to Grand Canyon Education, Inc., any security holder of Grand Canyon Education, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Lyn Bickle, Attorney-in-fact</signatureName>
        <signatureDate>2018-12-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
