<SEC-DOCUMENT>0001225208-25-005416.txt : 20250523
<SEC-HEADER>0001225208-25-005416.hdr.sgml : 20250523
<ACCEPTANCE-DATETIME>20250523120543
ACCESSION NUMBER:		0001225208-25-005416
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250522
FILED AS OF DATE:		20250523
DATE AS OF CHANGE:		20250523

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HORNE TIMOTHY P
		CENTRAL INDEX KEY:			0001235976
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11499
		FILM NUMBER:		25980343

	MAIL ADDRESS:	
		STREET 1:		WATTS INDUSTRIES INC
		STREET 2:		ROUTE 815 CHESTNUT ST
		CITY:			NORTH ANDOVER
		STATE:			MA
		ZIP:			01845

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WATTS WATER TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000795403
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FABRICATED METAL PRODUCTS [3490]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				042916536
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		815 CHESTNUT ST
		CITY:			NORTH ANDOVER
		STATE:			MA
		ZIP:			01845
		BUSINESS PHONE:		9786881811

	MAIL ADDRESS:	
		STREET 1:		815 CHESTNUT STREET
		CITY:			NORTH ANDOVER
		STATE:			MA
		ZIP:			01845

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WATTS INDUSTRIES INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-05-22</periodOfReport>

    <issuer>
        <issuerCik>0000795403</issuerCik>
        <issuerName>WATTS WATER TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>WTS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001235976</rptOwnerCik>
            <rptOwnerName>HORNE TIMOTHY P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>815 CHESTNUT STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NORTH ANDOVER</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01845</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>1</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-05-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7000.0000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.0000</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7000.0000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7000.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Tiffany R. Horne Trust</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-05-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7000.0000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.0000</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7000.0000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4976290.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeHolding>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>950000.0000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>950000.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Revocable Trust</value>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares of Class B Common Stock are convertible into shares of Class A Common Stock on a 1-for-1 basis.</footnote>
        <footnote id="F2">All shares of Class B Common Stock were convertible into Class A Common Stock upon issuance and do not have an expiration date.</footnote>
        <footnote id="F3">The shares are held in a trust for the benefit of Tiffany Horne Noonan. The Reporting Person serves as co-trustee of this trust.</footnote>
        <footnote id="F4">Consists of the following shares of Class B Common Stock which are subject to The Amended and Restated George B. Horne Voting Trust Agreement - 1997 for which the Reporting Person serves as trustee: (i) 1,666,970 shares held in a trust for the benefit of Daniel W. Horne, (ii) 1,666,970 shares held in a trust for the benefit of Deborah Horne, (iii) 1,495,010 shares held in a trust for the benefit of Peter W. Horne, (iv) 14,600 shares held in a trust for the benefit of Tiffany Horne Noonan, (v) 113,924 shares held in a trust for the benefit of Tiffany Horne Noonan, (vi) 6,447 shares held in a trust for the benefit of Kiera R. Noonan, (vii) 6,447 shares held in a trust for the benefit of Tessa R. Noonan, and (viii) 5,922 shares held in a trust for the benefit of Liv R. Noonan.</footnote>
        <footnote id="F5">The shares are held in a revocable trust of which the Reporting Person is the sole trustee and the sole beneficiary.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Seth M. Kipp, Attorney-in-Fact</signatureName>
        <signatureDate>2025-05-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
