Condensed Consolidated Income Statements (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Operating Revenues:
Rental	$ 202,806	$ 156,831	$ 399,601	$ 308,138
Tenant reimbursements	51,311	39,597	103,145	78,655
Construction management	13,759	1,036	15,576	2,450
Other	5		300
Total operating revenues	267,881	197,464	518,622	389,243
Operating Expenses:
Rental property operating and maintenance	72,337	53,935	144,060	106,530
Property taxes	13,962	12,748	27,433	25,469
Insurance	1,998	1,846	4,049	3,581
Construction management	11,199	471	12,936	1,118
Depreciation and amortization	76,848	59,860	150,766	117,392
General and administrative	14,077	12,574	26,482	23,093
Transactions	740	1,715	1,421	2,548
Other		165	90	167
Total operating expenses	191,161	143,314	367,237	279,898
Operating income	76,720	54,150	151,385	109,345
Other Income (Expenses):
Equity in earnings of unconsolidated joint ventures	1,058	955	2,266	2,933
Interest and other income	380	34	644	65
Interest expense	(39,334)	(33,162)	(75,416)	(64,064)
Tax expense	(233)	(534)	(661)	(1,250)
Loss from early extinguishment of debt	(363)	(1,541)	(978)	(1,541)
Net income	38,228	19,902	77,240	45,488
Net income attributable to noncontrolling interests	(1,525)	(710)	(3,035)	(1,451)
Net income attributable to Digital Realty Trust, Inc./Digital Realty Trust, L.P	36,703	19,192	74,205	44,037
Preferred stock dividends/Preferred units distribution	(4,713)	(10,101)	(11,235)	(20,202)
Net income available to common stockholders/unitholders	31,990	9,091	62,970	23,835
Net income per share available to common stockholders/unitholders
Basic	$ 0.33	$ 0.11	$ 0.67	$ 0.30
Diluted	$ 0.33	$ 0.11	$ 0.66	$ 0.29
Weighted average common shares/units outstanding:
Basic	96,295,585	80,542,329	93,875,415	79,164,167
Diluted	97,511,811	83,021,817	95,012,965	81,450,636
Digital Realty Trust, L.P. [Member]
Operating Revenues:
Rental	202,806	156,831	399,601	308,138
Tenant reimbursements	51,311	39,597	103,145	78,655
Construction management	13,759	1,036	15,576	2,450
Other	5		300
Total operating revenues	267,881	197,464	518,622	389,243
Operating Expenses:
Rental property operating and maintenance	72,337	53,935	144,060	106,530
Property taxes	13,962	12,748	27,433	25,469
Insurance	1,998	1,846	4,049	3,581
Construction management	11,199	471	12,936	1,118
Depreciation and amortization	76,848	59,860	150,766	117,392
General and administrative	14,077	12,574	26,482	23,093
Transactions	740	1,715	1,421	2,548
Other		165	90	167
Total operating expenses	191,161	143,314	367,237	279,898
Operating income	76,720	54,150	151,385	109,345
Other Income (Expenses):
Equity in earnings of unconsolidated joint ventures	1,058	955	2,266	2,933
Interest and other income	380	34	644	65
Interest expense	(39,334)	(33,162)	(75,416)	(64,064)
Tax expense	(233)	(534)	(661)	(1,250)
Loss from early extinguishment of debt	(363)	(1,541)	(978)	(1,541)
Net income	38,228	19,902	77,240	45,488
Net loss (income) attributable to noncontrolling interests in consolidated joint ventures	57	(150)	199	82
Net income attributable to Digital Realty Trust, Inc./Digital Realty Trust, L.P	38,285	19,752	77,439	45,570
Preferred stock dividends/Preferred units distribution	(4,713)	(10,101)	(11,235)	(20,202)
Net income available to common stockholders/unitholders	$ 33,572	$ 9,651	$ 66,204	$ 25,368
Net income per share available to common stockholders/unitholders
Basic	$ 0.33	$ 0.11	$ 0.67	$ 0.30
Diluted	$ 0.33	$ 0.11	$ 0.66	$ 0.29
Weighted average common shares/units outstanding:
Basic	101,056,387	86,149,647	98,698,968	84,699,431
Diluted	102,272,613	88,629,135	99,836,518	86,985,900