Exhibit 12

WASHINGTON REAL ESTATE INVESTMENT TRUST

Computation of Ratio of Earnings to Fixed Charges

(In thousands)

	Q2 2009			Q2 2008			YTD 2009			YTD 2008
Income from continuing operations	$	6,187		$	3,756		$	16,670		$	(43	)
Additions:
Fixed charges
Interest expense		19,316			18,840			38,997			37,740
Capitalized interest		335			741			658			1,573
		19,651			19,581			39,655			39,313
Deductions:
Capitalized interest		(335	)		(741	)		(658	)		(1,573	)
Net income attributable to noncontrolling interests		(52	)		(53	)		(101	)		(110	)
Adjusted earnings	$	25,451		$	22,543		$	55,566		$	37,587
Fixed Charges (from above)	$	19,651		$	19,581		$	39,655		$	39,313
Ratio of Earnings to Fixed Charges		1.30			1.15			1.40			(a	)

^(a) Due to WRIT’s loss from continuing operations during YTD 2008, the coverage ratio was less than 1:1. WRIT needed to generate additional earnings of $1,726 to achieve a coverage ratio of 1:1. The loss in YTD 2008 included the impact of the loss on extinguishment of debt of $8,449.