Real Estate and Accumulated Depreciation

12 Months Ended

Dec. 31, 2013

SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Abstract]

Real Estate and Accumulated Depreciation Disclosure [Text Block]

Boston Properties, Inc.

Schedule 3 - Real Estate and Accumulated Depreciation

December 31, 2013

(dollars in thousands)

Property Name	Type	Location	Encumbrances		Original				Costs Capitalized Subsequent to Acquisition			Land and Improvements		Building and Improvements		Land Held for Development		Development and Construction in Progress		Total	Accumulated Depreciation		Year(s) Built/ Renovated	Depreciable Lives  (Years)
					Land		Building
767 Fifth Avenue (The General Motors Building)	Office	New York, NY	$	1,463,143	$	1,796,252	$	1,532,654	$	4,481		$	1,796,252	$	1,537,135	$	—	$	—	3,333,387	$	28,901	1968	(1)
Embarcadero Center	Office	San Francisco, CA	360,133		179,697		847,410		314,292			195,985		1,145,414		—		—		1,341,399	472,324		1970/1989	(1)
Prudential Center	Office	Boston, MA	—		92,077		734,594		354,501			107,426		1,057,815		15,931		—		1,181,172	398,909		1965/1993/2002	(1)
399 Park Avenue	Office	New York, NY	—		339,200		700,358		107,604			354,107		793,055		—		—		1,147,162	219,938		1961	(1)
601 Lexington Avenue	Office	New York, NY	722,253		241,600		494,782		217,155			289,639		663,898		—		—		953,537	205,721		1977/1997	(1)
The John Hancock Tower and Garage	Office	Boston, MA	652,933		219,543		667,884		57,420			219,616		724,812		419		—		944,847	78,366		1976	(1)
Times Square Tower	Office	New York, NY	—		165,413		380,438		85,146			169,193		461,804		—		—		630,997	137,934		2004	(1)
100 Federal Street	Office	Boston, MA	—		131,067		435,954		6,020			131,067		441,760		214		—		573,041	29,060		1971-1975	(1)
Carnegie Center	Office	Princeton, NJ	—		105,107		377,259		66,866			103,064		443,817		2,206		145		549,232	169,587		1983-1999	(1)
Atlantic Wharf	Office	Boston, MA	—		63,988		454,537		11,644			63,988		466,181		—		—		530,169	39,697		2011	(1)
Fountain Square	Office	Reston, VA	226,604		56,853		306,298		3,877			56,853		310,175		—		—		367,028	15,460		1986-1990	(1)
510 Madison Avenue	Office	New York, NY	—		103,000		253,665		6,309			103,000		259,974		—		—		362,974	15,901		2012	(1)
599 Lexington Avenue	Office	New York, NY	750,000		81,040		100,507		123,179			87,852		216,874		—		—		304,726	144,094		1986	(1)
South of Market and Democracy Tower	Office	Reston, VA	—		13,603		237,479		9,790			13,687		247,185		—		—		260,872	50,831		2008-2009	(1)
Gateway Center	Office	San Francisco, CA	—		28,255		139,245		51,330			30,627		188,203		—		—		218,830	80,461		1984/1986/2002	(1)
Bay Colony Corporate Center	Office	Waltham, MA	—		18,789		148,451		47,332			18,789		195,783		—		—		214,572	21,339		1985-1989	(1)
2200 Pennsylvania Avenue	Office	Washington, DC	—		—		183,541		3,767			—		187,308		—		—		187,308	18,185		2011	(1)
Mountain View Research Park	Office	Mountain View, CA	—		106,162		76,137		2,196			106,162		78,333		—		—		184,495	3,013		1977-1981/2007-2013	(1)
One and Two Patriots Park	Office	Reston, VA	—		18,429		126,315		34,994			22,352		157,386		—		—		179,738	7,032		1987/1988/2012/2013	(1)
3200 Zanker Road	Office	San Jose, CA	—		36,705		82,863		24,669			36,997		103,496		3,744		—		144,237	23,165		1988	(1)
Reservoir Place	Office	Waltham, MA	—		18,605		92,619		27,446			20,118		118,552		—		—		138,670	52,829		1955/1987	(1)
1333 New Hampshire Avenue	Office	Washington, DC	—		34,032		85,660		9,061			35,394		93,359		—		—		128,753	30,392		1996	(1)
505 9th Street	Office	Washington, DC	121,360		38,885		83,719		5,692			42,082		86,214		—		—		128,296	20,358		2007	(1)
Kingstowne Towne Center	Office	Alexandria, VA	33,338		18,021		109,038		742			18,062		109,739		—		—		127,801	26,526		2003-2006	(1)
1330 Connecticut Avenue	Office	Washington, DC	—		25,982		82,311		16,286			27,135		97,444		—		—		124,579	29,518		1984	(1)
Capital Gallery	Office	Washington, DC	—		4,725		29,565		86,993			8,662		112,621		—		—		121,283	50,217		1981/2006	(1)
Weston Corporate Center	Office	Weston, MA	—		25,753		92,312		(123		)	25,854		92,088		—		—		117,942	10,921		2010	(1)
One Freedom Square	Office	Reston, VA	—		9,929		84,504		16,666			11,293		99,806		—		—		111,099	32,827		2000	(1)
One and Two Reston Overlook	Office	Reston, VA	—		16,456		66,192		26,635			17,561		91,722		—		—		109,283	31,144		1999	(1)
Two Freedom Square	Office	Reston, VA	—		13,930		77,739		13,816			15,420		90,065		—		—		105,485	37,294		2001	(1)
Seven Cambridge Center	Office	Cambridge, MA	—		3,457		97,136		2,880			4,125		99,348		—		—		103,473	47,498		2006	(1)

Five Cambridge Center	Office	Cambridge, MA	—	18,863	53,346	29,762		21,173	80,798	—	—	101,971	19,158	1981/1996	(1)
140 Kendrick Street	Office	Needham, MA	—	18,095	66,905	14,759		19,092	80,667	—	—	99,759	17,433	2000	(1)
Discovery Square	Office	Reston, VA	—	11,198	71,782	16,189		12,533	86,636	—	—	99,169	28,865	2001	(1)
Four Cambridge Center	Office	Cambridge, MA	—	19,104	52,078	11,872		20,785	62,269	—	—	83,054	10,761	1983/1998	(1)
Waltham Weston Corporate Center	Office	Waltham, MA	—	10,385	60,694	8,462		11,097	68,444	—	—	79,541	21,709	2003	(1)
77 CityPoint	Office	Waltham, MA	—	13,847	60,383	3,160		13,873	63,517	—	—	77,390	12,301	2008	(1)
230 CityPoint	Office	Waltham, MA	—	13,189	49,823	13,102		13,593	62,521	—	—	76,114	17,601	1992	(1)
North First Business Park	Office	San Jose, CA	—	58,402	13,069	4,010		23,377	16,215	35,889	—	75,481	10,208	1981	(1)
Seventeen Cambridge Center	Office	Cambridge, MA	—	18,080	51,262	—		18,080	51,262	—	—	69,342	1,080	2013	(1)
2440 West El Camino Real	Office	Mountain View, CA	—	16,741	51,285	502		16,741	51,787	—	—	68,528	4,390	1987/2003	(1)
Wisconsin Place	Office	Chevy Chase, MD	—	—	53,349	12,787		—	66,136	—	—	66,136	11,573	2009	(1)
Reston Corporate Center	Office	Reston, VA	—	9,135	50,857	5,346		10,148	55,190	—	—	65,338	21,034	1984	(1)
New Dominion Technology Park, Bldg. Two	Office	Herndon, VA	63,000	5,584	51,868	3,894		6,510	54,836	—	—	61,346	16,557	2004	(1)
Sumner Square	Office	Washington, DC	—	624	28,745	23,679		1,478	51,570	—	—	53,048	23,282	1985	(1)
New Dominion Technology Park, Bldg. One	Office	Herndon, VA	43,278	3,880	43,227	3,882		4,583	46,406	—	—	50,989	19,584	2001	(1)
200 West Street	Office	Waltham, MA	—	16,148	24,983	8,568		16,813	32,886	—	—	49,699	14,834	1999	(1)
191 Spring Street	Office	Lexington, MA	—	2,850	27,166	18,558		3,151	45,423	—	—	48,574	29,636	1971/1995	(1)
One Cambridge Center	Office	Cambridge, MA	—	134	25,110	20,608		548	45,304	—	—	45,852	24,914	1987	(1)
University Place	Office	Cambridge, MA	13,692	—	37,091	6,785		390	43,486	—	—	43,876	20,692	1985	(1)
2600 Tower Oaks Boulevard	Office	Rockville, MD	—	4,243	31,125	8,257		4,785	38,840	—	—	43,625	16,576	2001	(1)
Quorum Office Park	Office	Chelmsford, MA	—	3,750	32,454	5,672		5,187	36,689	—	—	41,876	12,748	2001	(1)
Three Patriots Park	Office	Reston, VA	—	3,594	32,977	3,013		4,009	35,575	—	—	39,584	12,465	2006	(1)
500 E Street	Office	Washington, DC	—	109	22,420	12,854		2,379	33,004	—	—	35,383	20,633	1987	(1)
Eight Cambridge Center	Office	Cambridge, MA	—	850	25,042	8,507		1,323	33,076	—	—	34,399	11,139	1999	(1)
Mountain View Technology Park	Office	Mountain View, CA	—	20,359	13,640	182		20,359	13,822	—	—	34,181	761	1972	(1)
Three Cambridge Center	Office	Cambridge, MA	—	174	12,200	8,758		965	20,167	—	—	21,132	9,768	1987	(1)
Ten Cambridge Center	Office	Cambridge, MA	—	1,299	12,943	6,117		2,395	17,964	—	—	20,359	11,337	1990	(1)
201 Spring Street	Office	Lexington, MA	—	2,849	15,303	(154	)	3,124	14,874	—	—	17,998	6,034	1997	(1)
40 Shattuck Road	Office	Andover, MA	—	709	14,740	2,453		893	17,009	—	—	17,902	5,547	2001	(1)
Lexington Office Park	Office	Lexington, MA	—	998	1,426	13,762		1,264	14,922	—	—	16,186	10,566	1982	(1)
92-100 Hayden Avenue	Office	Lexington, MA	—	594	6,748	7,819		802	14,359	—	—	15,161	9,914	1985	(1)
33 Hayden Avenue	Office	Lexington, MA	—	266	3,234	10,283		425	13,358	—	—	13,783	7,486	1979	(1)
181 Spring Street	Office	Lexington, MA	—	1,066	9,520	1,950		1,160	11,376	—	—	12,536	4,007	1999	(1)
195 West Street	Office	Waltham, MA	—	1,611	6,652	4,175		1,858	10,580	—	—	12,438	6,187	1990	(1)
91 Hartwell Avenue	Office	Lexington, MA	—	784	6,464	4,984		941	11,291	—	—	12,232	7,535	1985	(1)
Eleven Cambridge Center	Office	Cambridge, MA	—	121	5,535	5,131		324	10,463	—	—	10,787	7,240	1984	(1)
7501 Boston Boulevard, Building Seven	Office	Springfield, VA	—	665	9,273	544		791	9,691	—	—	10,482	3,895	1997	(1)
7435 Boston Boulevard, Building One	Office	Springfield, VA	—	392	3,822	3,895		659	7,450	—	—	8,109	5,526	1982	(1)
7450 Boston Boulevard, Building Three	Office	Springfield, VA	—	1,165	4,681	1,915		1,430	6,331	—	—	7,761	2,917	1987	(1)
8000 Grainger Court, Building Five	Office	Springfield, VA	—	366	4,282	2,944		601	6,991	—	—	7,592	5,160	1984	(1)
453 Ravendale Drive	Office	Mountain View, CA	—	5,477	1,090	230		5,477	1,320	—	—	6,797	142	1977	(1)
7500 Boston Boulevard, Building Six	Office	Springfield, VA	—	138	3,749	2,590		406	6,071	—	—	6,477	4,133	1985	(1)
7601 Boston Boulevard, Building Eight	Office	Springfield, VA	—	200	878	4,875		551	5,402	—	—	5,953	3,576	1986	(1)
Fourteen Cambridge Center	Office	Cambridge, MA	—	110	4,483	1,223		273	5,543	—	—	5,816	3,805	1983	(1)
7300 Boston Boulevard, Building Thirteen	Office	Springfield, VA	—	608	4,773	230		661	4,950	—	—	5,611	3,934	2002	(1)
8000 Corporate Court, Building Eleven	Office	Springfield, VA	—	136	3,071	1,484		775	3,916	—	—	4,691	2,355	1989	(1)

7374 Boston Boulevard, Building Four	Office	Springfield, VA	—				241		1,605		1,902			398		3,350		—		—		3,748		2,327		1984	(1)
7375 Boston Boulevard, Building Ten	Office	Springfield, VA	—				23		2,685		1,007			93		3,622		—		—		3,715		2,261		1988	(1)
7451 Boston Boulevard, Building Two	Office	Springfield, VA	—				249		1,542		1,313			613		2,491		—		—		3,104		2,131		1982	(1)
32 Hartwell Avenue	Office	Lexington, MA	—				168		1,943		800			314		2,597		—		—		2,911		1,568		1968-1979/1987	(1)
164 Lexington Road	Office	Billerica, MA	—				592		1,370		319			643		1,638		—		—		2,281		703		1982	(1)
17 Hartwell Avenue	Office	Lexington, MA	—				26		150		1,002			65		1,113		—		—		1,178		639		1968	(1)
Residences on The Avenue, 2221 I St., NW	Residential	Washington, DC	—				—		119,874		(32		)	—		119,842		—		—		119,842		7,948		2011	(1)
The Lofts at Atlantic Wharf	Residential	Boston, MA	—				3,529		54,891		1,543			3,529		56,434		—		—		59,963		3,591		2011	(1)
Cambridge Center Marriott	Hotel	Cambridge, MA	—				478		37,918		35,981			1,201		73,176		—		—		74,377		47,182		1986	(1)
Cambridge Center East Garage	Garage	Cambridge, MA	—				—		35,035		1,487			103		36,419		—		—		36,522		6,684		1984	(1)
Cambridge Center West Garage	Garage	Cambridge, MA	—				1,256		15,697		1,553			1,434		17,072		—		—		18,506		3,364		2006	(1)
Cambridge Center North Garage	Garage	Cambridge, MA	—				1,163		11,633		1,085			1,163		12,718		—		—		13,881		8,157		1990	(1)
250 West 55th Street	Development	New York, NY	—				—		—		818,243			16,305		45,476		—		756,462		818,243		483		N/A	N/A
Transbay Tower	Development	San Francisco, CA	—				—		—		255,406			—		—		—		255,406		255,406		—		N/A	N/A
680 Folsom Street	Development	San Francisco, CA	—				—		—		241,093			—		—		3,475		237,618		241,093		—		N/A	N/A
601 Massachusetts Avenue	Development	Washington, DC	—				—		—		121,694			—		—		—		121,694		121,694		—		N/A	N/A
535 Mission Street	Development	San Francisco, CA	—				—		—		113,274			—		—		—		113,274		113,274		—		N/A	N/A
The Avant at Reston Town Center Residential	Development	Reston, VA	—				—		—		107,022			12,741		55,701		—		38,580		107,022		160		N/A	N/A
Springfield Metro Center	Land	Springfield, VA	—				—		—		32,073			—		—		32,073		—		32,073		—		N/A	N/A
Plaza at Almaden	Land	San Jose, CA	—				—		—		29,003			—		—		29,003		—		29,003		—		N/A	N/A
Tower Oaks Master Plan	Land	Rockville, MD	—				—		—		28,976			—		—		28,976		—		28,976		—		N/A	N/A
Reston Signature Site	Land	Reston, VA	—				—		—		27,890			—		—		27,890		—		27,890		—		N/A	N/A
Prospect Hill	Land	Waltham, MA	—				—		—		24,197			—		667		23,530		—		24,197		—		N/A	N/A
Washingtonian North	Land	Gaithersburg, MD	—				—		—		18,290			—		—		18,290		—		18,290		—		N/A	N/A
6601 & 6605 Springfield Center Drive	Land	Springfield, VA	—				—		—		13,866			—		—		13,866		—		13,866		—		N/A	N/A
Waltham Office Center	Land	Waltham, MA	—				—		—		12,716			165		8,445		4,106		—		12,716		8,063		N/A	N/A
103 4th Avenue	Land	Waltham, MA	—				—		—		11,918			—		—		11,918		—		11,918		—		N/A	N/A
Cambridge Master Plan	Land	Cambridge, MA	—				—		—		11,153			—		—		11,153		—		11,153		—		N/A	N/A
Reston Gateway	Land	Reston, VA	—				—		—		9,682			—		—		9,682		—		9,682		—		N/A	N/A
Reston Eastgate	Land	Reston, VA	—				—		—		8,807			—		—		8,807		—		8,807		—		N/A	N/A
Crane Meadow	Land	Marlborough, MA	—				—		—		8,725			—		—		8,725		—		8,725		—		N/A	N/A
Broad Run Business Park	Land	Loudon County, VA	—				—		—		7,888			1,621		—		6,267		—		7,888		—		N/A	N/A
30 Shattuck Road	Land	Andover, MA	—				—		—		1,212			—		—		1,212		—		1,212		—		N/A	N/A
			$	4,449,734	(2	)	$	4,303,172	$	10,631,057	$	4,019,372		$	4,450,532	$	12,682,514	$	297,376	$	1,523,179	$	18,953,601	$	3,145,701

__________________

Note: Total Real Estate does not include Furniture, Fixtures and Equipment totaling approximately $25,164. Accumulated Depreciation does not include approximately $15,870 of accumulated depreciation related to Furniture, Fixtures and Equipment.

The aggregate cost and accumulated depreciation for tax purposes was approximately $14.8 billion and $2.6 billion, respectively.

(1) Depreciation of the buildings and improvements are calculated over lives ranging from the life of the lease to 40 years.

(2) Includes the unamortized balance of the historical fair value adjustment totaling approximately $191.2 million.

Boston Properties, Inc.

Real Estate and Accumulated Depreciation

December 31, 2013

(dollars in thousands)

A summary of activity for real estate and accumulated depreciation is as follows:

	2013			2012			2011
Real Estate:
Balance at the beginning of the year	$	14,869,887		$	13,363,113		$	12,740,892
Additions to/improvements of real estate	4,410,622			1,602,583			668,084
Assets sold/written-off	(326,908		)	(95,809		)	(45,863		)
Balance at the end of the year	$	18,953,601		$	14,869,887		$	13,363,113
Accumulated Depreciation:
Balance at the beginning of the year	$	2,919,479		$	2,626,324		$	2,308,665
Depreciation expense	419,908			367,625			362,636
Assets sold/written-off	(193,686		)	(74,470		)	(44,977		)
Balance at the end of the year	$	3,145,701		$	2,919,479		$	2,626,324

Note: Real Estate and Accumulated Depreciation amounts do not include Furniture, Fixtures and Equipment.