<SEC-DOCUMENT>0001193125-17-361594.txt : 20180111
<SEC-HEADER>0001193125-17-361594.hdr.sgml : 20180111
<ACCEPTANCE-DATETIME>20171205162456
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0001193125-17-361594
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20171205

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNITIL CORP
		CENTRAL INDEX KEY:			0000755001
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				020381573
		STATE OF INCORPORATION:			NH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		6 LIBERTY LANE WEST
		CITY:			HAMPTON
		STATE:			NH
		ZIP:			03842
		BUSINESS PHONE:		6037736504

	MAIL ADDRESS:	
		STREET 1:		6 LIBERTY LANE WEST
		CITY:			HAMPTON
		STATE:			NH
		ZIP:			03842
</SEC-HEADER>
<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
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<TITLE>CORRESP</TITLE>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Unitil Corporation </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">6 Liberty Lane West </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Hampton, New
Hampshire 03842 </P> <P STYLE="margin-top:18pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">December&nbsp;5, 2017 </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B><U>VIA EDGAR
</U></B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">United States Securities and Exchange Commission </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Division of Corporation Finance </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">100 F. Street, N.E. </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Washington, D.C. 20549 </P>
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<TD WIDTH="10%" VALIGN="top" ALIGN="left">Attention:</TD>
<TD ALIGN="left" VALIGN="top">Mara L. Ransom </TD></TR></TABLE>
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<TD WIDTH="10%" VALIGN="top" ALIGN="left">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">Katherine Bagley </TD></TR></TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD WIDTH="6%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">Re:</TD>
<TD ALIGN="left" VALIGN="top">Unitil Corporation (the &#147;Registrant&#148;) </TD></TR></TABLE>
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<TD WIDTH="6%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">Registration Statement on Form <FONT STYLE="white-space:nowrap">S-3</FONT> </TD></TR></TABLE>
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<TD WIDTH="6%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">Filed November&nbsp;3, 2017 </TD></TR></TABLE>
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<TD WIDTH="6%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">File <FONT STYLE="white-space:nowrap">No.&nbsp;333-221333</FONT> </TD></TR></TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Ladies and Gentlemen: </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">In accordance with Rule 461 under the Securities Act of 1933, as amended, the undersigned respectfully requests that the effective date of the
above-referenced Registration Statement be accelerated so that it will become effective at 9:00 AM (Eastern Time), on Friday, December&nbsp;8, 2017, or as soon thereafter as practicable. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">If the staff has any further questions concerning this letter, or if you require any additional information, please feel free to contact
Thomas H. Redekopp of Duane Morris LLP at (857) <FONT STYLE="white-space:nowrap">488-4231.</FONT> </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
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<TD VALIGN="top" COLSPAN="3"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Very truly yours,</P> <P STYLE="font-size:12pt; margin-top:0pt; margin-bottom:0pt">&nbsp;</P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman">UNITIL CORPORATION</P></TD></TR>
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<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom" STYLE=" BORDER-BOTTOM:1px solid #000000">&nbsp;</TD>
<TD VALIGN="top" STYLE="BORDER-BOTTOM:1px solid #000000">/s/ Mark H. Collin</TD></TR>
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<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Name:</P> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman">Title:</P></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Mark H. Collin</P> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman">Senior Vice President, Chief
Financial Officer and Treasurer</P></TD></TR>
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<TD WIDTH="4%" VALIGN="top" ALIGN="left">cc:</TD>
<TD ALIGN="left" VALIGN="top">Thomas H. Redekopp, Esq. </TD></TR></TABLE>
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