Real Estate Properties and Accumulated Depreciation



CyrusOne Inc.
	As of December 31, 2015
(dollars in millions)	Initial Costs						Cost Capitalized Subsequent to Acquisition							Gross Carrying Amount
Description	Land		Building and Improvements		Equipment		Land		Building and Improvements			Equipment		Land		Building and Improvements		Equipment		Accumulated Depreciation		Acquisition
West Seventh St., Cincinnati, OH (7th Street)	$	0.9	$	42.2	$	—	$	—	$	68.4		$	19.6	$	0.9	$	110.6	$	19.6	$	75.1	1999
Parkway Dr., Mason, OH (Mason)	—		—		—		—		20.2			1.0		—		20.2		1.0		11.8		2004
Industrial Rd., Florence, KY (Florence)	2.2		7.7		—		—		33.8			3.3		2.2		41.5		3.3		21.8		2005
Goldcoast Dr., Cincinnati, OH (Goldcoast)	0.6		—		—		—		6.7			0.1		0.6		6.7		0.1		2.6		2007
Knightsbridge Dr., Hamilton, OH (Hamilton)	—		9.5		—		—		39.7			4.4		—		49.2		4.4		22.7		2007
E. Monroe St., South Bend, IN (Monroe St.)	—		—		—		—		2.5			0.3		—		2.5		0.3		1.3		2007
Springer St., Lombard, IL (Lombard)	0.7		3.2		—		—		1.5			7.6		0.7		4.7		7.6		2.9		2008
Crescent Circle, South Bend, IN (Blackthorn)	—		1.1		—		—		2.2			0.4		—		3.3		0.4		1.5		2008
Kingsview Dr., Lebanon, OH (Lebanon)	4.0		12.3		—		—		65.0			7.6		4.0		77.3		7.6		26.5		2008
McAuley Place, Blue Ash, OH (Blue Ash)	—		2.6		—		—		(2.0		)	0.1		—		0.6		0.1		0.3		2009
Westway Park Blvd., Houston, TX (Houston West 1)	1.4		21.4		0.1		—		63.4			46.3		1.4		84.8		46.4		51.7		2010
Westway Park Blvd., Houston, TX (Houston West 2)	2.0		—		—		—		22.6			47.1		2.0		22.6		47.1		15.3		2013
Westway Park Blvd., Houston, TX (Houston West 3)	18.3		—		—		0.1		4.0			0.8		18.4		4.0		0.8		0.3		2013
Southwest Fwy., Houston, TX (Galleria)	—		56.0		2.0		—		12.6			14.0		—		68.6		16.0		36.8		2010
E. Ben White Blvd., Austin, TX (Austin 1)	—		11.9		0.2		—		1.7			0.8		—		13.6		1.0		10.1		2010
S. State Highway 121 Business, Lewisville, TX (Lewisville)	—		46.2		2.2		—		30.4			22.7		—		76.6		24.9		45.3		2010
Marsh Lane, Carrollton, TX (Marsh Ln)	—		—		—		—		0.1			0.6		—		0.1		0.6		0.4		2010
Midway Rd., Carrollton, TX (Midway)	—		1.8		—		—		0.2			0.4		—		2.0		0.4		2.2		2010
W. Frankford Rd., Carrollton, TX (Carrollton)	16.1		—		—		—		52.7			116.5		16.1		52.7		116.5		34.3		2012
Bryan St., Dallas, TX (Bryan St)	—		0.1		—		—		(0.1		)	—		—		—		—		—		2010
North Freeway, Houston, TX (Greenspoint)	—		—		—		—		—			—		—		—		—		—		2010
South Ellis Street, Chandler, AZ (Phoenix 1)	14.8		—		—		—		56.7			39.8		14.8		56.7		39.8		18.5		2011
South Ellis Street, Chandler, AZ (Phoenix 2)	—		—		—		—		16.0			39.5		—		16.0		39.5		5.3		2014
Westover Hills Blvd., San Antonio, TX (San Antonio 1)	4.6		3.0		—		—		29.1			33.0		4.6		32.1		33.0		15.9		2011
Westover Hills Blvd., San Antonio, TX (San Antonio 2)	6.7		—		—		0.3		—			0.1		7.0		—		0.1		—		2013
Metropolis Dr., Austin, TX (Austin 2)	2.0		—		—		—		23.2			5.7		2.0		23.2		5.7		9.6		2011
Myer Conners Rd (Wappinger Falls)	—		9.9		13.3		—		1.4			1.1		—		11.3		14.4		1.3		2015
Madison Road (Totowa)	—		28.3		45.6		—		—			3.2		—		28.3		48.8		3.8		2015
Commerce Road (Totowa)	—		4.1		0.8		—		—			0.2		—		4.1		1.0		0.2		2015
Norden Place (Norwalk)	—		18.3		25.3		—		—			0.1		—		18.3		25.4		1.6		2015
Riverbend Drive South (Stamford)	—		4.3		13.2		—		—			—		—		4.3		13.2		1.2		2015
Omega Drive (Stamford)	—		3.2		0.6		—		—			0.9		—		3.2		1.5		0.2		2015
Kestral Way (London)	—		16.5		—		—		14.7			0.8		—		31.2		0.8		6.0		2011
Jurong East (Singapore)	—		9.0		—		—		(0.6		)	0.1		—		8.4		0.1		3.6		2011
Ridgetop Circle, Sterling, VA (Northern Virginia)	6.9		—		—		0.1		19.2			45.2		7.0		19.2		45.2		5.0		2013
Metropolis Dr., Austin, TX (Austin 3)	7.9		—		—		0.1		—			0.1		8.0		—		0.1		—		2013
Metropolis Dr., Austin, TX (Austin 4)	3.3		$	—	$	—	—		7.4			31.5		3.3		7.4		31.5		0.5		2015
	$	92.4	$	312.6	$	103.3	$	0.6	$	592.7		$	494.9	$	93.0	$	905.3	$	598.2	$	435.6

The aggregate cost of the total properties for federal income tax purposes was $2,419.1 million at December 31, 2015.

Historical Cost and Accumulated Depreciation and Amortization

The following table reconciles the historical cost and accumulated depreciation for the years ended December 31, 2015, 2014 and 2013.



	Years Ended December 31,
(amounts in millions)	2015			2014			2013
Property
Balance—beginning of period	$	1,378.4		$	1,120.5		$	883.6
Disposals	(7.0		)	(0.1		)	(8.5		)
Impairments	(9.3		)	—			(4.0		)
Additions (acquisitions and improvements)	465.5			258.0			249.4
Balance, end of period	$	1,827.6		$	1,378.4		$	1,120.5
Accumulated Depreciation
Balance—beginning of period	$	327.0		$	236.7		$	176.7
Disposals	(2.7		)	—			(9.3		)
Impairments	—			—			(0.9		)
Additions (depreciation and amortization expense)	111.3			90.3			70.2
Balance, end of period	$	435.6		$	327.0		$	236.7