Exhibit 12

WASHINGTON REAL ESTATE INVESTMENT TRUST

Computation of Ratio of Earnings to Fixed Charges

(In thousands)

 

    Q1 2008     Q2 2008     Q3 2008     Q4 2008     2008     2007     2006     2005     2004  

Income from continuing operations

  $ (2,446 )   $ 5,158     $ 5,613     $ 6,889     $ 15,214     $ 31,355     $ 34,826     $ 36,994     $ 37,810  

Additions:

                 

Fixed charges

                 

Interest expense

    17,664       17,582       17,148       17,515       69,909       61,906       47,265       36,821       33,284  

Capitalized interest

    757       671       441       273       2,142       6,165       3,782       1,127       703  
                                                                       
    18,421       18,253       17,589       17,788       72,051       68,071       51,047       37,948       33,987  

Deductions:

                 

Capitalized interest

    (757 )     (671 )     (441 )     (273 )     (2,142 )     (6,165 )     (3,782 )     (1,127 )     (703 )
                                                                       

Adjusted earnings

  $ 15,218     $ 22,740     $ 22,761     $ 24,404     $ 85,123     $ 93,261     $ 82,091     $ 73,815     $ 71,094  
                                                                       

Fixed Charges (from above)

  $ 18,421     $ 18,253     $ 17,589     $ 17,788     $ 72,051     $ 68,071     $ 51,047     $ 37,948     $ 33,987  

Ratio of Earnings to Fixed Charges

    0.83       1.25       1.29       1.37       1.18       1.37       1.61       1.95       2.09  

Note: Q1 2008 reflects the impact of a loss on extinguishment of debt of $8.5 million, and Q4 2008 reflects the impact of a gain on extinguishment of debt of $3.5 million. YTD 2008 reflects the impact of a net loss on extinguishment of debt of $5.0 million. See Note 6 to the consolidated financial statements for further discussion.