    <SEC-DOCUMENT>0001174947-19-000705-index.html : 20190522
    <SEC-HEADER>0001174947-19-000705.hdr.sgml : 20190522
    <ACCEPTANCE-DATETIME>20190522104442
    ACCESSION NUMBER:		0001174947-19-000705
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		52
    CONFORMED PERIOD OF REPORT:	20190522
    ITEM INFORMATION:		Submission of Matters to a Vote of Security Holders
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20190522
    DATE AS OF CHANGE:		20190522

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MIDDLESEX WATER CO
    		CENTRAL INDEX KEY:			0000066004
    		STANDARD INDUSTRIAL CLASSIFICATION:	WATER SUPPLY [4941]
    		IRS NUMBER:				221114430
    		STATE OF INCORPORATION:			NJ
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-00422
    		FILM NUMBER:		19844594

    	BUSINESS ADDRESS:
    		STREET 1:		1500 RONSON RD
    		STREET 2:		P O BOX 1500
    		CITY:			ISELIN
    		STATE:			NJ
    		ZIP:			08830
    		BUSINESS PHONE:		7326341500

    	MAIL ADDRESS:
    		STREET 1:		1500 RONON ROAD
    		CITY:			ISELIN
    		STATE:			NJ
    		ZIP:			08830
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>c522197_8-k.htm
    <DESCRIPTION>FORM 8-K
    <TEXT>
    Document 1 - file: c522197_8-k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>c522197_ex99-1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: c522197_ex99-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>c522197_ex99-2.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: c522197_ex99-2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>slide01.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: slide01.gif

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    <DOCUMENT>
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    <SEQUENCE>5
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: slide02.gif

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    <SEQUENCE>6
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: slide03.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>slide04.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: slide04.gif

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    <SEQUENCE>8
    <FILENAME>slide05.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: slide05.gif

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    <SEQUENCE>9
    <FILENAME>slide06.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: slide06.gif

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    <DOCUMENT>
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    <SEQUENCE>10
    <FILENAME>slide07.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: slide07.gif

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    <DOCUMENT>
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    <SEQUENCE>11
    <FILENAME>slide08.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: slide08.gif

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    <DOCUMENT>
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    <SEQUENCE>12
    <FILENAME>slide09.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: slide09.gif

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    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>slide10.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: slide10.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>slide11.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: slide11.gif

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    <SEQUENCE>15
    <FILENAME>slide12.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: slide12.gif

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    <SEQUENCE>16
    <FILENAME>slide13.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: slide13.gif

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    <SEQUENCE>17
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: slide14.gif

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    <DOCUMENT>
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    <SEQUENCE>18
    <FILENAME>slide15.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: slide15.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>slide16.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: slide16.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>slide17.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: slide17.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>slide18.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: slide18.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>slide19.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: slide19.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>slide20.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: slide20.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>slide21.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: slide21.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>slide22.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: slide22.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>slide23.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: slide23.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>slide24.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: slide24.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>slide25.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: slide25.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>slide26.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: slide26.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>slide27.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: slide27.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>slide28.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: slide28.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>slide29.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: slide29.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>slide30.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: slide30.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>slide31.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: slide31.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>slide32.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: slide32.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>slide33.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: slide33.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>slide34.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: slide34.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>38
    <FILENAME>slide35.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 38 - file: slide35.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>39
    <FILENAME>slide36.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 39 - file: slide36.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>40
    <FILENAME>slide37.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 40 - file: slide37.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>41
    <FILENAME>slide38.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 41 - file: slide38.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>42
    <FILENAME>slide39.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 42 - file: slide39.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>43
    <FILENAME>slide40.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 43 - file: slide40.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>44
    <FILENAME>slide41.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 44 - file: slide41.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>45
    <FILENAME>slide42.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 45 - file: slide42.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>46
    <FILENAME>slide43.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 46 - file: slide43.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>47
    <FILENAME>slide44.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 47 - file: slide44.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>48
    <FILENAME>slide45.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 48 - file: slide45.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>49
    <FILENAME>slide46.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 49 - file: slide46.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>50
    <FILENAME>slide47.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 50 - file: slide47.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>51
    <FILENAME>slide48.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 51 - file: slide48.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>52
    <FILENAME>slide49.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 52 - file: slide49.gif

    </DOCUMENT>
    </SEC-DOCUMENT>