-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 3OUPwt9fkDHNgk3HyiNQjQ==

<SEC-DOCUMENT>0001181431-09-000166.txt : 20090102
<SEC-HEADER>0001181431-09-000166.hdr.sgml : 20090101
<ACCEPTANCE-DATETIME>20090102153323
ACCESSION NUMBER:		0001181431-09-000166
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090101
FILED AS OF DATE:		20090102
DATE AS OF CHANGE:		20090102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hamilton Frederic C. JR
		CENTRAL INDEX KEY:			0001441651

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34143
		FILM NUMBER:		09501516

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(210) 829-5044

	MAIL ADDRESS:	
		STREET 1:		7979 BROADWAY
		STREET 2:		SUITE 205
		CITY:			SAN ANTONIO
		STATE:			TX
		ZIP:			78209

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RACKSPACE HOSTING, INC.
		CENTRAL INDEX KEY:			0001107694
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
		IRS NUMBER:				743016523
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5000 WALZEM RD.
		CITY:			SAN ANTONIO
		STATE:			TX
		ZIP:			78218
		BUSINESS PHONE:		2103124000

	MAIL ADDRESS:	
		STREET 1:		5000 WALZEM RD.
		CITY:			SAN ANTONIO
		STATE:			TX
		ZIP:			78218

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RACKSPACE INC
		DATE OF NAME CHANGE:	20080403

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RACKSPACE MANAGED HOSTING INC
		DATE OF NAME CHANGE:	20000725

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RACKSPACE COM INC
		DATE OF NAME CHANGE:	20000224
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd228217.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-01-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001107694</issuerCik>
        <issuerName>RACKSPACE HOSTING, INC.</issuerName>
        <issuerTradingSymbol>RAX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001441651</rptOwnerCik>
            <rptOwnerName>Hamilton Frederic C. JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RACKSPACE HOSTING, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>5000 WALZEM RD.</rptOwnerStreet2>
            <rptOwnerCity>SAN ANTONIO</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>78218</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>2009-01-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2788</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>55184</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>60000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Shares held by Portlock I, LP.  Mr. Hamilton is the general partner of Portlock I, LP.</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares issued to Mr. Hamilton pursuant to the Company's non-employee director compensation plan</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ William Alberts by Power of Attorney</signatureName>
        <signatureDate>2009-01-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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