UNITIL CORP — Director's Dealing 2011

Feb 8, 2011

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: UNITIL CORP (UTL)
CIK: 0000755001
Period of Report: 2010-12-31

Reporting Person: BLACK TODD R (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-02-16	Common stock, no par value	J	81.758	$21.186	Acquired	0	Direct
2010-05-14	Common stock, no par value	J	91.634	$21.921	Acquired	0	Direct
2010-08-16	Common stock, no par value	J	95.712	$21.317	Acquired	0	Direct
2010-11-15	Common stock, no par value	J	92.806	$22.341	Acquired	0	Direct
2011-02-07	Common stock, no par value	J	180	$22.31	Acquired	0	Direct
2011-02-07	Common stock, no par value	J	157	$22.31	Acquired	6103.62	Direct
2010-12-31	Common stock, no par value	J	379.458	$22.07	Acquired	1559.810	Indirect

Footnotes

F1: Acquisition pursuant to reinvestment of dividends.

F2: Acquisition pursuant to reinvestment of dividends.

F3: Acquisition pursuant to reinvestment of dividends.

F4: Acquisition pursuant to reinvestment of dividends.

F5: Shares granted pursuant to the Unitil Corporation Restricted Stock Plan on February 5, 2010. Shares represent 25% of total grant and vested on February 7, 2011. The terms of the Unitil Corporation Restricted Stock Plan specify valuation at time of vesting. Vested shares are unrestricted and fully transferable by owner.

F6: Shares granted pursuant to the Unitil Corporation Restricted Stock Plan on February 6, 2008. Shares represent 25% of total grant and vested on February 7, 2011. The terms of the Unitil Corporation Restricted Stock Plan specify valuation at time of vesting. Vested shares are unrestricted and fully transferable by owner.

F7: Shares were purchased between January 1 - December 31, 2010 at an average price of $22.07 under the terms and conditions of the Unitil Corporation Tax Deferred Savings and Investment Plan.

F8: Shares are held in trust under the terms of the Unitil Corporation Tax Deferred Savings and Investment Plan.