<SEC-DOCUMENT>0001209191-21-022606.txt : 20210323
<SEC-HEADER>0001209191-21-022606.hdr.sgml : 20210323
<ACCEPTANCE-DATETIME>20210323172637
ACCESSION NUMBER:		0001209191-21-022606
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210225
FILED AS OF DATE:		20210323
DATE AS OF CHANGE:		20210323

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Patel Dipan D
		CENTRAL INDEX KEY:			0001767180

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16853
		FILM NUMBER:		21765710

	MAIL ADDRESS:	
		STREET 1:		C/O SBA COMMUNICATIONS CORPORATION
		STREET 2:		8051 CONGRESS AVENUE
		CITY:			BOCA RATON
		STATE:			FL
		ZIP:			33487

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SBA COMMUNICATIONS CORP
		CENTRAL INDEX KEY:			0001034054
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				650716501
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8051 CONGRESS AVENUE
		CITY:			BOCA RATON
		STATE:			FL
		ZIP:			33487
		BUSINESS PHONE:		5612269345

	MAIL ADDRESS:	
		STREET 1:		8051 CONGRESS AVENUE
		CITY:			BOCA RATON
		STATE:			FL
		ZIP:			33487
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>doc4a.xml
<DESCRIPTION>FORM 4/A SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2021-02-25</periodOfReport>

    <dateOfOriginalSubmission>2021-03-01</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001034054</issuerCik>
        <issuerName>SBA COMMUNICATIONS CORP</issuerName>
        <issuerTradingSymbol>SBAC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001767180</rptOwnerCik>
            <rptOwnerName>Patel Dipan D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SBA COMMUNICATIONS CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>8051 CONGRESS AVENUE</rptOwnerStreet2>
            <rptOwnerCity>BOCA RATON</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33487</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP Tech., Strat. &amp; New Bus.</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-02-25</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>129</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>250.51</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>774.3812</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares withheld for payment of tax liability.</footnote>
        <footnote id="F2">This amendment is being filed to correct the previously reported number of shares withheld for payment of tax liability upon the previously reported settlement of the Reporting Person's restricted stock units.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Thomas P. Hunt, Attorney-in-Fact</signatureName>
        <signatureDate>2021-03-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
