Exhibit 12.1

UNITIL CORPORATION

COMPUTATION IN SUPPORT OF RATIO OF EARNINGS TO FIXED CHARGES

	Year Ended December 31,
	2013		2012		2011		2010		2009
(000’s, except ratios)
Earnings:
Net Income, per Consolidated Statement of Earnings	$	21,629	$	18,196	$	16,439	$	9,616	$	10,049
Federal and State Income Taxes included in Operations		12,652		10,976		10,025		4,464		5,220
Interest on Long-Term Debt		19,907		19,948		19,987		19,664		17,961
Amortization of Debt Discount Expense		302		324		340		307		233
Other Interest		1,737		2,003		1,760		2,015		2,474
Total	$	56,227	$	51,447	$	48,551	$	36,066	$	35,937
Fixed Charges:
Interest of Long-Term Debt	$	19,907	$	19,948	$	19,987	$	19,664	$	17,961
Amortization of Debt Discount Expense		302		324		340		307		233
Other Interest		1,737		2,003		1,760		2,015		2,474
Pre-tax Preferred Stock Dividend Requirements		22		165		211		194		208
Total	$	21,968	$	22,440	$	22,298	$	22,180	$	20,876
Ratio of Earnings to Fixed Charges		2.56		2.29		2.18		1.63		1.72