Exhibit 12.1

U-Store-It Trust

Computation of Ratio of Earnings to Fixed Charges

(dollars in thousands)

	Year Ended December 31,															Nine Months Ended September 30,
	2005			2006			2007			2008			2009			2009			2010
Earnings before fixed charges:
Add:
Loss from continuing operations	$	(4,576	)	$	(16,820	)	$	(24,370	)	$	(23,428	)	$	(17,017	)	$	(14,009	)	$	(8,839	)
Fixed charges - per below	34,229			49,695			56,192			54,192			47,831			23,956			29,487
Less:
Capitalized interest	—			(35		)	(108		)	(99		)	(73		)	(46		)	(107		)
Earnings before fixed charges	29,653			32,840			31,714			30,665			30,741			9,901			20,541
Fixed charges:
Interest expense (including amortization premiums and discounts related to indebtedness)	33,952			47,600			55,880			53,943			47,608			23,854			29,324
Early extinguishment of debt	93			1,907			—			—			—			—			—
Capitalized interest	—			35			108			99			73			46			107
Estimate of interest within rental expense	184			153			204			150			150			56			56
Total Fixed Charges	34,229			49,695			56,192			54,192			47,831			23,956			29,487
Ratio of earnings to fixed charges (a)	0.87			0.66			0.56			0.57			0.64			0.41			0.70

(a)  Due to our losses in fiscal 2005, 2006, 2007, 2008, 2009 and 2010, the coverage ratio was less than 1:1.  The Company must generate additional earnings of $4.6 million, $16.9 million, $24.5 million, $23.5 million, $17.1 million, $14.0 million, and $8.8 million to achieve a coverage of 1:1 in fiscal 2005, 2006, 2007, 2008, 2009, and the nine months ended September 30, 2009 and 2010, repectively.