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Schedule III - Real Estate and Accumulated Depreciation
12 Months Ended
Dec. 31, 2018
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Abstract]  
Schedule III - Real Estate and Accumulated Depreciation
SCHEDULE III – REAL ESTATE AND ACCUMULATED DEPRECIATION
December 31, 2018
 
 
Initial Cost
 
 
 
Gross Amounts at Which
Carried at Close of Period
 
 
 
 
 
 
 
 
Property Location
 
Encumb-
rances
 
Land and improve-
ments
 
Buildings
and
Improve-
ments
 
Costs
Capitalized
Subsequent 
to
Acquisition/
Improvement
 
Land and improve-
ments
 
Buildings
and
Improve-
ments
 
Total
 
Accumulated
Depreciation
 
Depreci-
ation
Life (1)
 
Date of
Acquisition
(A)/
Construction
(C) (2)
 
Rentable
Square
Feet (3)
(unaudited)
 
 
($ in thousands)
Office Properties:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2829 Townsgate Rd., Thousand Oaks, CA
 


$
5,248

 
$
8,001

 
$
8,267

 
$
5,248

 
$
16,268

 
$
21,516

 
$
11,862

 
35
 
1997

( A )
84,098

2240 E. Imperial Highway, El Segundo, CA
 


1,044

 
11,763

 
29,509

 
1,048

 
41,268

 
42,316

 
25,671

 
35
 
1983

( C )
122,870

2250 E. Imperial Highway, El Segundo, CA
 


2,579

 
29,062

 
36,148

 
2,547

 
65,242

 
67,789

 
52,858

 
35
 
1983

( C )
298,728

2260 E. Imperial Highway, El Segundo, CA
 


2,518

 
28,370

 
36,672

 
2,547

 
65,013

 
67,560

 
14,064

 
35
 
1983

( C )
298,728

909 N. Pacific Coast Highway, El Segundo, CA
 


(4)
3,577

 
34,042

 
48,056

 
3,577

 
82,098

 
85,675

 
38,602

 
35
 
2005

( C )
244,136

999 N. Pacific Coast Highway, El Segundo, CA
 


(4)
1,407

 
34,326

 
16,497

 
1,407

 
50,823

 
52,230

 
23,178

 
35
 
2003

( C )
128,588

6115 W. Sunset Blvd., Los Angeles, CA (5)
 



1,313

 
3

 
16,458

 
2,455

 
15,319

 
17,774

 
1,483

 
35
 
2015

( C )
26,105

6121 W. Sunset Blvd., Los Angeles, CA (5)
 



11,120

 
4,256

 
43,952

 
8,703

 
50,625

 
59,328

 
5,631

 
35
 
2015

( C )
91,173

1525 N. Gower Street, Los Angeles, CA (5)
 



1,318

 
3

 
9,642

 
1,318

 
9,645

 
10,963

 
870

 
35
 
2016

( C )
9,610

1575 N. Gower Street, Los Angeles, CA (5)
 



22,153

 
51

 
119,406

 
22,153

 
119,457

 
141,610

 
8,149

 
35
 
2016

( C )
251,245

1500 N. El Centro Ave., Los Angeles, CA (5)
 



9,235

 
21

 
58,582

 
9,235

 
58,603

 
67,838

 
4,026

 
35
 
2016

( C )
104,504

1550 N. El Centro Ave., Los Angeles, CA (5) (6)
 



16,970

 
39

 
135,583

 
16,970

 
135,622

 
152,592

 
9,911

 
35
 
2016

( C )

6255 W. Sunset Blvd., Los Angeles, CA
 



18,111

 
60,320

 
44,535

 
18,111

 
104,855

 
122,966

 
29,278

 
35
 
2012

( A )
323,920

3750 Kilroy Airport Way, Long Beach, CA
 



 
1,941

 
11,153

 

 
13,094

 
13,094

 
10,395

 
35
 
1989

( C )
10,457

3760 Kilroy Airport Way, Long Beach, CA
 



 
17,467

 
13,714

 

 
31,181

 
31,181

 
25,635

 
35
 
1989

( C )
165,278

3780 Kilroy Airport Way, Long Beach, CA
 



 
22,319

 
23,008

 

 
45,327

 
45,327

 
37,365

 
35
 
1989

( C )
219,777

3800 Kilroy Airport Way, Long Beach, CA
 



 
19,408

 
20,838

 

 
40,246

 
40,246

 
23,575

 
35
 
2000

( C )
192,476

3840 Kilroy Airport Way, Long Beach, CA
 



 
13,586

 
10,364

 

 
23,950

 
23,950

 
15,417

 
35
 
1999

( C )
136,026

3880 Kilroy Airport Way, Long Beach, CA
 



 
9,704

 
11,277

 

 
20,981

 
20,981

 
3,820

 
35
 
1997

( A )
96,035

3900 Kilroy Airport Way, Long Beach, CA
 



 
12,615

 
11,983

 

 
24,598

 
24,598

 
17,147

 
35
 
1997

( A )
129,893

Kilroy Airport Center, Phase IV, Long Beach, CA (7)
 



 

 
4,997

 

 
4,997

 
4,997

 
4,997

 
35
 


8560 W. Sunset Blvd, West Hollywood, CA
 


9,720

 
50,956

 
600

 
9,720

 
51,556

 
61,276

 
4,209

 
35
 
2016

( A )
71,875

8570 W. Sunset Blvd, West Hollywood, CA
 


31,693

 
27,974

 
925

 
31,693

 
28,899

 
60,592

 
2,085

 
35
 
2016

( A )
43,603

8580 W. Sunset Blvd, West Hollywood, CA
 


10,013

 
3,695

 
135

 
10,013

 
3,830

 
13,843

 
264

 
35
 
2016

( A )
7,126

8590 W. Sunset Blvd, West Hollywood, CA
 


39,954

 
27,884

 
1,092

 
39,954

 
28,976

 
68,930

 
2,267

 
35
 
2016

( A )
56,095

12100 W. Olympic Blvd., Los Angeles, CA
 
170,000

(8)
352

 
45,611

 
18,518

 
9,633

 
54,848

 
64,481

 
27,316

 
35
 
2003

( C )
152,048

12200 W. Olympic Blvd., Los Angeles, CA
 

(8)
4,329

 
35,488

 
23,707

 
3,977

 
59,547

 
63,524

 
37,257

 
35
 
2000

( C )
150,832

12233 W. Olympic Blvd., Los Angeles, CA
 


22,100

 
53,170

 
3,986

 
22,100

 
57,156

 
79,256

 
11,832

 
35
 
2012

( A )
151,029

12312 W. Olympic Blvd., Los Angeles, CA
 

(8)
3,325

 
12,202

 
11,341

 
3,399

 
23,469

 
26,868

 
12,017

 
35
 
1997

( A )
76,644

1633 26th St., Santa Monica, CA
 


2,080

 
6,672

 
3,139

 
2,040

 
9,851

 
11,891

 
6,908

 
35
 
1997

( A )
43,857

2100/2110 Colorado Ave., Santa Monica, CA
 
91,332

(9)
5,474

 
26,087

 
14,620

 
5,476

 
40,705

 
46,181

 
24,031

 
35
 
1997

( A )
102,864

3130 Wilshire Blvd., Santa Monica, CA
 


8,921

 
6,579

 
15,992

 
9,188

 
22,304

 
31,492

 
14,674

 
35
 
1997

( A )
90,074

501 Santa Monica Blvd., Santa Monica, CA
 
 
(4)
4,547

 
12,044

 
14,129

 
4,551

 
26,169

 
30,720

 
15,614

 
35
 
1998

( A )
76,803

2211 Michelson, Irvine, CA
 
 
(9)
9,319

 
82,836

 
6,629

 
9,319

 
89,465

 
98,784

 
27,097

 
35
 
2010

( A )
271,556

12225 El Camino Real, Del Mar, CA
 
 
 
1,700

 
9,633

 
3,493

 
1,673

 
13,153

 
14,826

 
8,905

 
35
 
1998

( A )
58,401

KILROY REALTY CORPORATION AND KILROY REALTY, L.P.
SCHEDULE III – REAL ESTATE AND ACCUMULATED DEPRECIATION – (Continued)
December 31, 2018
 
 
Initial Cost
 
 
 
Gross Amounts at Which
Carried at Close of Period
 
 
 
 
 
 
 
 
Property Location
 
Encumb-
rances
 
Land and improve-
ments
 
Buildings
and
Improve-
ments
 
Costs
Capitalized
Subsequent 
to
Acquisition/
Improvement
 
Land and improve-
ments
 
Buildings
and
Improve-
ments
 
Total
 
Accumulated
Depreciation
 
Depreci-
ation
Life (1)
 
Date of
Acquisition
(A)/
Construction
(C) (2)
 
Rentable
Square
Feet (3)
(unaudited)
 
 
($ in thousands)
12235 El Camino Real, Del Mar, CA
 
 
 
1,507

 
8,543

 
8,965

 
1,540

 
17,475

 
19,015

 
9,681

 
35
 
1998
( A )
53,751

12340 El Camino Real, Del Mar, CA
 
 
 
4,201

 
13,896

 
9,858

 
4,201

 
23,754

 
27,955

 
11,257

 
35
 
2002
( C )
89,272

12390 El Camino Real, Del Mar, CA
 
 
 
3,453

 
11,981

 
3,896

 
3,453

 
15,877

 
19,330

 
8,995

 
35
 
2000
( C )
70,140

12348 High Bluff Dr., Del Mar, CA
 
 
 
1,629

 
3,096

 
6,141

 
1,629

 
9,237

 
10,866

 
6,206

 
35
 
1999
( C )
38,806

12400 High Bluff Dr., Del Mar, CA
 
 
(4)
15,167

 
40,497

 
14,337

 
15,167

 
54,834

 
70,001

 
27,243

 
35
 
2004
( C )
209,220

3579 Valley Centre Dr., Del Mar, CA
 
 
 
2,167

 
6,897

 
7,449

 
2,858

 
13,655

 
16,513

 
9,512

 
35
 
1999
( C )
52,418

3611 Valley Centre Dr., Del Mar, CA
 
 
 
4,184

 
19,352

 
18,881

 
5,259

 
37,158

 
42,417

 
24,251

 
35
 
2000
( C )
129,656

3661 Valley Centre Dr., Del Mar, CA
 
 
 
4,038

 
21,144

 
16,178

 
4,725

 
36,635

 
41,360

 
20,619

 
35
 
2001
( C )
128,364

3721 Valley Centre Dr., Del Mar, CA
 
 
 
4,297

 
18,967

 
14,569

 
4,254

 
33,579

 
37,833

 
15,893

 
35
 
2003
( C )
115,193

3811 Valley Centre Dr., Del Mar, CA
 
 
 
3,452

 
16,152

 
20,105

 
4,457

 
35,252

 
39,709

 
21,545

 
35
 
2000
( C )
112,067

12770 El Camino Real, Del Mar, CA
 
 
 
9,360

 

 
33,628

 
9,360

 
33,628

 
42,988

 
1,950

 
35
 
2015
( C )
73,032

12780 El Camino Real, Del Mar, CA
 
 
 
18,398

 
54,954

 
14,775

 
18,398

 
69,729

 
88,127

 
11,995

 
35
 
2013
( A )
140,591

12790 El Camino Real, Del Mar, CA
 
 
 
10,252

 
21,236

 
1,426

 
10,252

 
22,662

 
32,914

 
4,794

 
35
 
2013
( A )
78,836

13280 Evening Creek Dr. South, I-15 Corridor, CA
 
 
 
3,701

 
8,398

 
4,730

 
3,701

 
13,128

 
16,829

 
5,167

 
35
 
2008
( C )
41,196

13290 Evening Creek Dr. South, I-15 Corridor, CA
 
 
 
5,229

 
11,871

 
5,919

 
5,229

 
17,790

 
23,019

 
5,950

 
35
 
2008
( C )
61,180

13480 Evening Creek Dr. North, I-15 Corridor, CA
 
 
 
7,997

 

 
52,143

 
7,997

 
52,143

 
60,140

 
18,660

 
35
 
2008
( C )
154,157

13500 Evening Creek Dr. North, I-15 Corridor, CA
 
 
 
7,581

 
35,903

 
15,331

 
7,580

 
51,235

 
58,815

 
20,471

 
35
 
2004
( A )
137,658

13520 Evening Creek Dr. North, I-15 Corridor, CA
 
 
 
7,581

 
35,903

 
15,427

 
7,580

 
51,331

 
58,911

 
22,819

 
35
 
2004
( A )
146,701

2305 Historic Decatur Rd., Point Loma, CA
 
 
 
5,240

 
22,220

 
7,309

 
5,240

 
29,529

 
34,769

 
9,248

 
35
 
2010
( A )
107,456

4690 Executive Dr., University Towne Centre, CA
 
 
 
1,623

 
7,926

 
3,668

 
1,623

 
11,594

 
13,217

 
7,324

 
35
 
1999
( A )
47,846

4100 Bohannon Dr., Menlo Park, CA
 
 
(4)
4,835

 
15,526

 
525

 
4,860

 
16,026

 
20,886

 
3,954

 
35
 
2012
( A )
47,379

4200 Bohannon Dr., Menlo Park, CA
 
 
(4)
4,798

 
15,406

 
3,222

 
4,662

 
18,764

 
23,426

 
4,915

 
35
 
2012
( A )
45,451

4300 Bohannon Dr., Menlo Park, CA
 
 
(4)
6,527

 
20,958

 
2,955

 
6,470

 
23,970

 
30,440

 
6,996

 
35
 
2012
( A )
63,079

4400 Bohannon Dr., Menlo Park, CA
 
 
(4)
4,798

 
15,406

 
2,943

 
4,939

 
18,208

 
23,147

 
5,066

 
35
 
2012
( A )
48,146

4500 Bohannon Dr., Menlo Park, CA
 
 
(4)
6,527

 
20,957

 
2,025

 
6,470

 
23,039

 
29,509

 
5,665

 
35
 
2012
( A )
63,078

4600 Bohannon Dr., Menlo Park, CA
 
 
(4)
4,798

 
15,406

 
3,326

 
4,939

 
18,591

 
23,530

 
4,924

 
35
 
2012
( A )
48,147

4700 Bohannon Dr., Menlo Park, CA
 
 
(4)
6,527

 
20,958

 
1,422

 
6,470

 
22,437

 
28,907

 
5,492

 
35
 
2012
( A )
63,078

1290 - 1300 Terra Bella Ave., Mountain View, CA
 
 
 
28,730

 
27,555

 
29

 
28,730

 
27,584

 
56,314

 
3,589

 
35
 
2016
( A )
114,175

331 Fairchild Dr., Mountain View, CA
 
 
(4)
18,396

 
17,712

 
7,955

 
18,396

 
25,667

 
44,063

 
4,674

 
35
 
2013
( C )
87,147

680 E. Middlefield Rd., Mountain View, CA
 
 
 
34,605

 

 
56,464

 
34,605

 
56,464

 
91,069

 
7,908

 
35
 
2014
( C )
170,090

690 E. Middlefield Rd., Mountain View, CA
 
 
 
34,755

 

 
56,707

 
34,755

 
56,707

 
91,462

 
7,942

 
35
 
2014
( C )
170,823

1701 Page Mill Rd, Palo Alto, CA
 
 
 

 
99,522

 
25

 

 
99,547

 
99,547

 
6,000

 
35
 
2016
( A )
128,688

3150 Porter Drive, Palo Alto, CA
 
 
 

 
21,715

 
4

 

 
21,719

 
21,719

 
1,591

 
35
 
2016
( A )
36,897

900 Jefferson Ave., Redwood City, CA (10)
 
 
 
16,668

 

 
109,313

 
18,063

 
107,918

 
125,981

 
11,977

 
35
 
2015
( C )
228,505

900 Middlefield Rd., Redwood City, CA (10)
 
 
 
7,959

 

 
49,862

 
8,626

 
49,195

 
57,821

 
5,204

 
35
 
2015
( C )
118,764

303 Second St., San Francisco, CA (11)
 
 
 
63,550

 
154,153

 
70,133

 
63,550

 
224,286

 
287,836

 
71,553

 
35
 
2010
( A )
740,047

KILROY REALTY CORPORATION AND KILROY REALTY, L.P.
SCHEDULE III – REAL ESTATE AND ACCUMULATED DEPRECIATION – (Continued)
December 31, 2018
 
 
Initial Cost
 
 
 
Gross Amounts at Which
Carried at Close of Period
 
 
 
 
 
 
 
 
Property Location
 
Encumb-
rances
 
Land and improve-
ments
 
Buildings
and
Improve-
ments
 
Costs
Capitalized
Subsequent 
to
Acquisition/
Improvement
 
Land and improve-
ments
 
Buildings
and
Improve-
ments
 
Total
 
Accumulated
Depreciation
 
Depreci-
ation
Life (1)
 
Date of
Acquisition
(A)/
Construction
(C) (2)
 
Rentable
Square
Feet (3)
(unaudited)
 
 
($ in thousands)
100 First St., San Francisco, CA (12)
 
 
 
49,150

 
131,238

 
63,503

 
49,150

 
194,741

 
243,891

 
53,081

 
35
 
2010
( A )
467,095

250 Brannan St., San Francisco, CA
 
 
 
7,630

 
22,770

 
4,466

 
7,630

 
27,236

 
34,866

 
9,786

 
35
 
2011
( A )
100,850

201 Third St., San Francisco, CA
 
 
 
19,260

 
84,018

 
66,543

 
19,260

 
150,561

 
169,821

 
46,541

 
35
 
2011
( A )
346,538

301 Brannan St., San Francisco, CA
 
 
 
5,910

 
22,450

 
5,109

 
5,910

 
27,559

 
33,469

 
8,375

 
35
 
2011
( A )
82,834

360 Third St., San Francisco, CA
 
 
 

 
88,235

 
112,885

 
28,504

 
172,616

 
201,120

 
39,931

 
35
 
2011
( A )
429,796

333 Brannan St., San Francisco, CA
 
 
 
18,645

 

 
78,426

 
18,645

 
78,426

 
97,071

 
6,451

 
35
 
2016
( C )
185,602

350 Mission Street, San Francisco, CA
 
 
 
52,815

 

 
213,459

 
52,815

 
213,459

 
266,274

 
17,818

 
35
 
2016
( C )
455,340

100 Hooper Street, San Francisco, CA (15)
 
 

78,564

 

 
179,739

 
78,564

 
179,739

 
258,303

 
1,043

1,043

35
0.035

2018
( C )

345 Brannan St., San Francisco, CA
 
 
 
29,405

 
113,179

 

 
29,405

 
113,179

 
142,584

 


35
0.035

2018
( A )
110,030

345 Oyster Point Blvd., South San Francisco, CA
 
 
 
13,745

 
18,575

 
2

 
13,745

 
18,577

 
32,322

 
611

 
35
 
2018
( A )
40,410

347 Oyster Point Blvd, South San Francisco, CA
 
 
 
14,071

 
18,289

 
8

 
14,071

 
18,297

 
32,368

 
602

 
35
 
2018
( A )
39,780

349 Oyster Point Blvd., South San Francisco, CA
 
 
 
23,112

 
22,601

 
771

 
23,112

 
23,372

 
46,484

 
919

 
35
 
2018
( A )
65,340

505 Mathilda Ave., Sunnyvale, CA
 
 
 
37,843

 
1,163

 
50,450

 
37,943

 
51,513

 
89,456

 
6,388

 
35
 
2014
( C )
212,322

555 Mathilda Ave., Sunnyvale, CA
 
 
 
37,843

 
1,163

 
50,447

 
37,943

 
51,510

 
89,453

 
6,387

 
35
 
2014
( C )
212,322

605 Mathilda Ave., Sunnyvale, CA
 
 
 
29,014

 
891

 
77,281

 
29,090

 
78,096

 
107,186

 
14,036

 
35
 
2014
( C )
162,785

599 Mathilda Ave., Sunnyvale, CA
 
 
 
13,538

 
12,559

 
58

 
13,538

 
12,617

 
26,155

 
3,568

 
35
 
2012
( A )
76,031

601 108th Ave., Bellevue, WA
 
 
 

 
214,095

 
33,860

 

 
247,955

 
247,955

 
70,018

 
35
 
2011
( A )
488,470

10900 NE 4th St., Bellevue, WA
 
 
 
25,080

 
150,877

 
36,619

 
25,080

 
187,496

 
212,576

 
46,105

 
35
 
2012
( A )
428,557

837 N. 34th St., Lake Union, WA
 
 
 

 
37,404

 
3,817

 

 
41,221

 
41,221

 
9,697

 
35
 
2012
( A )
111,580

701 N. 34th St., Lake Union, WA
 
 
 

 
48,027

 
7,989

 

 
56,016

 
56,016

 
13,785

 
35
 
2012
( A )
138,994

801 N. 34th St., Lake Union, WA
 
 
 

 
58,537

 
1,657

 

 
60,194

 
60,194

 
14,159

 
35
 
2012
( A )
169,412

320 Westlake Avenue North, WA
 
74,479

(13)
14,710

 
82,018

 
5,063

 
14,710

 
87,081

 
101,791

 
16,693

 
35
 
2013
( A )
184,644

321 Terry Avenue North, Lake Union, WA
 
 
(13)
10,430

 
60,003

 
9,987

 
10,430

 
69,990

 
80,420

 
13,046

 
35
 
2013
( A )
135,755

401 Terry Avenue North, Lake Union, WA
 
 
 
22,500

 
77,046

 

 
22,500

 
77,046

 
99,546

 
12,888

 
35
 
2014
( A )
140,605

TOTAL OPERATING PROPERTIES
 
335,811

 
1,117,915

 
2,777,476

 
2,472,731

 
1,160,138

 
5,207,984

 
6,368,122

 
1,391,368

 
 
 
 
 
13,232,580

Undeveloped land and construction in progress
 

 
940,092

 

 
1,118,418

 
940,092

 
1,118,418

 
2,058,510

 

 
 
 
 
 

TOTAL ALL PROPERTIES
 
$
335,811

(14)
$
2,058,007

 
$
2,777,476

 
$
3,591,149

 
$
2,100,230

 
$
6,326,402

 
$
8,426,632

 
$
1,391,368

 
 
 
 
 
13,232,580


KILROY REALTY CORPORATION AND KILROY REALTY, L.P.
SCHEDULE III – REAL ESTATE AND ACCUMULATED DEPRECIATION – (Continued)
December 31, 2018
__________________
(1)
The initial costs of buildings and improvements are depreciated over 35 years using a straight-line method of accounting; improvements capitalized subsequent to acquisition are depreciated over the shorter of the lease term or useful life, generally ranging from one to 20 years.
(2)
Represents our date of construction or acquisition, or of our predecessor, the Kilroy Group.
(3)
Includes square footage from our stabilized portfolio.
(4)
These properties secure intercompany promissory notes between KRLP and consolidated property partnerships.
(5)
These properties include the costs of a shared parking structure for a complex comprised of five office buildings and one residential tower. The costs of the parking structure are allocated amongst the six buildings.
(6)
This property represents the 200-unit Columbia Square - Residential tower that stabilized in 2016.
(7)
These costs represent infrastructure costs incurred in 1989. During the third quarter of 2009, we exercised our option to terminate the ground lease at Kilroy Airport Center, Phase IV in Long Beach, California. We had previously leased this land, which is adjacent to our Office Properties at Kilroy Airport Center, Long Beach, for potential future development opportunities.
(8)
These properties secure a $170.0 million mortgage note.
(9)
These properties secure a $91.3 million mortgage note
(10)
These properties are owned by Redwood City Partners LLC, a consolidated property partnership.
(11)
This property is owned by 303 Second Street Member LLC, a consolidated property partnership.
(12)
This property is owned by 100 First Street Member LLC, a consolidated property partnership.
(13)
These properties secure a $74.5 million mortgage note, which was repaid at par in February 2019.
(14)
Represents gross aggregate principal amount before the effect of the unamortized premium of approximately $0.8 million and deferred financing costs of $1.0 million as of December 31, 2018.
(15)
This property is currently in the tenant improvement phase of our in-process development projects and not yet in the stabilized portfolio. The estimated rentable square feet for this property is 400,000 rentable square feet.

The following table reconciles the historical cost of total real estate held for investment from January 1, 2016 to December 31, 2018:

 
Year Ended December 31,
 
2018
 
2017
 
2016
 
(in thousands)
Total real estate held for investment, beginning of year
$
7,417,777

 
$
7,060,754

 
$
6,328,146

Additions during period:

 
 
 
 
Acquisitions
581,671

 
19,829

 
460,957

Improvements, etc.  
991,008

 
533,939

 
386,836

Total additions during period
1,572,679

 
553,768

 
847,793

Deductions during period:
 
 
 
 
 
Cost of real estate sold
(286,623
)
 
(191,610
)
 
(68,200
)
Properties held for sale

 

 
(13,193
)
Other
(277,201
)
 
(5,135
)
 
(33,792
)
Total deductions during period
(563,824
)
 
(196,745
)
 
(115,185
)
Total real estate held for investment, end of year
$
8,426,632

 
$
7,417,777

 
$
7,060,754



The following table reconciles the accumulated depreciation from January 1, 2016 to December 31, 2018:

 
Year Ended December 31,
 
2018
 
2017
 
2016
 
(in thousands)
Accumulated depreciation, beginning of year
$
1,264,162

 
$
1,139,853

 
$
994,241

Additions during period:

 
 
 
 
Depreciation of real estate
198,578

 
190,515

 
171,983

Total additions during period
198,578

 
190,515

 
171,983

Deductions during period:
 
 
 
 
 
Write-offs due to sale
(71,372
)
 
(66,206
)
 
(22,471
)
Properties held for sale

 

 
(3,900
)
Other

 

 

Total deductions during period
(71,372
)
 
(66,206
)
 
(26,371
)
Accumulated depreciation, end of year
$
1,391,368

 
$
1,264,162

 
$
1,139,853