Company: MSEX
Filing Date: 2025-07-29
Form Type: 424B5
Source: 0001104659-25-071727
Chunk: 10

Company: MIDDLESEX WATER CO
Filing Date: 2025-07-29
Form: 424B5
Chunk 10
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 - | changes in the pace of housing development; |

| - | availability and cost of capital resources; |

| - | timely availability of materials and supplies        
 for operations and critical infrastructure projects; |

| - | effectiveness of internal control over financial 
 reporting; and                                   |

| - | other factors discussed elsewhere in our 
 filings with the SEC.                    |

<div align='center'>S-6</div>

For an additional discussion
of factors that may affect the Company’s business and results of operations, see the “Risk Factors” sections in this
prospectus supplement and the accompanying prospectus, in Part I, Item 1A of our most recent Annual Report on Form 10-K,
in Part II, Item 1A of our most recent Quarterly Report on Form 10-Q or in other periodic and current reports we file
with the SEC.

Given these uncertainties,
readers should not place undue reliance on our forward-looking statements. These forward-looking statements speak only as of the date
on which the statements were made and are not guarantees of future performance. Except as may be required by applicable law, we do not
undertake to update any forward-looking statements after the date of this prospectus supplement or the respective dates of documents
incorporated by reference herein or therein that include forward-looking statements.

<div align='center'>WHERE YOU CAN FIND MORE INFORMATION</div>

We are subject to the informational
requirements of the Exchange Act and, accordingly, file reports, proxy statements and other information with the SEC. These materials
may be inspected and copied at the SEC’s Public Reference Room at 100 F Street, N.E., Washington, D.C. 20549. Please contact the
SEC at (800) SEC-0330 for information on the operation of the Public Reference Room. In addition, our SEC filings are available
to the public at the SEC’s Internet site at and on our Internet site at .

This prospectus supplement
constitutes part of a Registration Statement on Form S-3 that we filed with the SEC. This prospectus supplement does not contain
all of the information set forth in the Registration Statement, some parts of which are omitted in accordance with the rules and
regulations of the SEC. For further information, reference is hereby made to the Registration Statement and all amendments and exhibits
thereto.

<div align='center'>INCORPORATION OF CERTAIN DOCUMENTS BY REFERENCE</div>

The SEC allows us to incorporate
by reference the information and reports we file