<SEC-DOCUMENT>0001031235-25-000011.txt : 20250521
<SEC-HEADER>0001031235-25-000011.hdr.sgml : 20250521
<ACCEPTANCE-DATETIME>20250521171434
ACCESSION NUMBER:		0001031235-25-000011
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250520
FILED AS OF DATE:		20250521
DATE AS OF CHANGE:		20250521

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Zachary William Chester
		CENTRAL INDEX KEY:			0001667715
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12681
		FILM NUMBER:		25973976

	MAIL ADDRESS:	
		STREET 1:		3814 ROUTE 44
		CITY:			MILLBROOK
		STATE:			NY
		ZIP:			12545

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Global Self Storage, Inc.
		CENTRAL INDEX KEY:			0001031235
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		EIN:				133926714
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3814 ROUTE 44
		CITY:			MILLBROOK
		STATE:			NY
		ZIP:			12545
		BUSINESS PHONE:		2127850900

	MAIL ADDRESS:	
		STREET 1:		3814 ROUTE 44
		CITY:			MILLBROOK
		STATE:			NY
		ZIP:			12545

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Self Storage Group, Inc.
		DATE OF NAME CHANGE:	20131118

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GLOBAL INCOME FUND, INC.
		DATE OF NAME CHANGE:	20060215

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GLOBAL INCOME FUND INC
		DATE OF NAME CHANGE:	19990830
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-05-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001031235</issuerCik>
        <issuerName>Global Self Storage, Inc.</issuerName>
        <issuerTradingSymbol>SELF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001667715</rptOwnerCik>
            <rptOwnerName>Zachary William Chester</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3814 ROUTE 44</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MILLBROOK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>12545</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-05-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>87</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.7</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12449</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares are compensation for director fees in lieu of cash and are fully vested.
The Reporting Person has dividend and voting rights on all these shares.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Donald Klimoski II, on behalf of William C. Zachary, by power of attorney dated Dcember 14, 2017</signatureName>
        <signatureDate>2025-05-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
