Release date: February 2015

Revised date: May 2016

All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Building floorspace (square feet)

1,001 to 5,000 8,041 1,520 1,127 1,031 730 572 391 498

5,001 to 10,000 8,900 1,663 1,329 1,051 1,052 790 353 536

10,001 to 25,000 14,105 2,012 2,331 1,253 1,821 1,443 1,212 1,108

25,001 to 50,000 11,917 2,333 1,814 607 1,648 926 1,492 861

50,001 to 100,000 13,918 2,203 1,632 Q 1,909 585 3,363 627

100,001 to 200,000 12,415 2,054 1,946 Q 2,178 Q 3,020 553

200,001 to 500,000 10,724 1,946 1,827 Q 1,264 Q 2,358 748

Over 500,000 7,074 2,221 1,071 Q 726 N Q 627

Year constructed

Before 1920 3,983 1,014 680 Q 339 319 260 380

1920 to 1945 6,025 1,491 473 489 300 385 1,122 640

1946 to 1959 7,381 1,254 740 330 657 612 1,447 521

1960 to 1969 10,362 1,427 1,386 520 1,029 704 2,180 866

1970 to 1979 10,846 2,125 1,467 629 1,573 378 1,178 586

1980 to 1989 15,230 3,969 2,294 877 2,275 547 1,268 599

1990 to 1999 13,803 2,108 2,204 775 2,085 651 1,655 890

2000 to 2003 7,215 1,040 1,316 263 1,085 477 1,427 360

2004 to 2007 6,524 874 1,437 321 1,083 Q 900 359

2008 to 2012 5,723 649 1,081 245 902 Q 802 360

Census region and division

Northeast 15,534 3,703 1,761 823 1,653 897 2,056 953

New England 4,302 738 521 255 463 Q 642 350

Middle Atlantic 11,232 2,965 1,240 568 1,190 613 1,414 603

Midwest 18,919 3,334 2,530 1,472 2,132 925 3,173 1,585

East North Central 12,742 2,430 1,570 847 1,488 547 2,205 1,196

West North Central 6,178 904 960 625 644 378 968 390

South 34,279 5,501 5,257 1,642 4,729 2,011 5,162 2,003

South Atlantic 17,981 3,183 2,832 741 2,746 857 2,840 904

East South Central 4,904 694 Q 318 736 614 469 330

West South Central 11,394 1,625 1,919 583 1,247 540 1,853 769

West 18,360 3,414 3,529 694 2,815 725 1,848 1,018

Mountain 4,981 852 591 Q 727 214 783 321

Pacific 13,379 2,562 2,938 578 2,088 511 1,065 697

Climate region1

Very cold/Cold 31,898 6,033 4,121 1,957 3,920 1,623 4,739 2,351

Mixed-humid 27,873 5,496 3,740 1,503 3,444 1,698 4,426 1,479

Mixed-dry/Hot-dry 12,037 1,873 2,932 582 1,652 461 1,075 834

Hot-humid 12,831 1,776 2,066 512 1,979 674 1,878 622

Marine 2,454 774 Q Q 335 Q Q Q

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Number of floors

One 39,809 3,644 9,153 2,996 8,616 1,916 4,419 2,097

Two 20,206 3,577 2,925 1,157 1,986 2,030 3,765 1,209

Three 8,140 1,877 683 236 349 426 1,967 594

Four to nine 13,535 3,949 Q Q Q Q 1,987 1,605

Ten or more 5,404 2,904 N Q Q N Q Q

Elevators and escalators 

(more than one may apply)

Any elevators 32,120 9,940 1,841 Q 947 796 6,057 2,513

Number of elevators

One 11,158 2,722 1,029 Q 358 480 3,694 657

Two to five 12,817 4,116 813 Q Q Q 2,309 1,036

Six or more 8,145 3,101 N Q Q Q Q 820

Any escalators 3,654 1,387 N Q 476 Q N 668

Number of workers (main shift)

Fewer than 5 17,751 1,003 4,003 1,671 1,236 2,397 504 1,695

5 to 9 8,973 1,206 1,496 780 1,291 751 544 941

10 to 19 9,623 1,276 2,201 794 1,232 595 774 540

20 to 49 14,514 2,134 2,028 778 2,590 560 3,156 635

50 to 99 13,476 2,556 1,330 Q 2,333 Q 3,829 537

100 to 249 10,941 2,059 1,473 Q 1,789 Q 2,899 596

250 or more 11,815 5,718 547 Q 859 N 533 614

Weekly operating hours

Fewer than 40 8,220 227 800 288 228 2,208 855 690

40 to 48 15,828 4,530 3,221 1,109 710 651 3,420 666

49 to 60 20,529 5,981 3,798 1,612 1,968 705 3,867 811

61 to 84 15,867 2,198 1,541 1,001 5,272 556 2,303 1,380

85 to 167 9,395 788 1,867 254 2,047 Q 1,454 1,206

Open continuously 17,253 2,228 1,850 Q 1,105 Q 340 806

Ownership and occupancy

Nongovernment owned 67,550 12,815 12,316 3,800 11,298 4,542 3,084 3,178

Owner occupied 30,637 3,169 5,098 1,803 3,189 4,097 2,471 2,049

Leased to tenant(s) 26,115 7,118 5,989 1,629 6,566 224 327 508

Owner occupied and leased 8,873 2,528 1,229 368 1,543 Q Q 620

Unoccupied 1,925 N N N N N N N

Government owned 19,543 3,136 761 830 Q Q 9,154 2,381

Federal 1,573 600 Q Q Q N Q Q

State 5,539 1,203 Q Q Q N 2,408 514

Local 12,431 1,333 Q 375 Q Q 6,689 1,736
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Party responsible for operation

and maintenance of energy

systems

Building owner 73,702 14,126 9,847 3,593 7,195 4,471 11,988 5,009

Business owner or tenant 11,309 1,261 2,924 905 4,011 Q Q 372

Property management 1,250 474 Q Q Q N Q Q

Other 832 Q Q Q Q Q Q Q

Provider of direct input on energyrelated equipment purchases

Building owner 76,271 14,481 10,526 3,801 8,046 4,479 12,011 5,078

Business owner or tenant 8,256 921 2,071 695 2,808 Q Q Q

Property management 880 294 Q Q Q N Q Q

Other 1,686 255 Q Q 368 Q Q Q

Number of establishments

One 54,994 7,318 9,157 3,396 3,827 3,864 11,241 3,850

2 to 5 17,756 3,988 3,128 957 2,483 694 998 1,307

6 to 10 4,425 1,693 325 Q 1,613 N N Q

11 to 20 3,704 1,234 Q Q 1,775 N N Q

More than 20 3,821 1,719 Q N 1,632 N N Q

Currently unoccupied 2,393 N N N N N N N

Campus or complex activity

Not part of a campus or complex 52,275 10,225 8,220 3,021 7,219 3,178 5,692 2,977

Primary or secondary school 4,616 Q Q Q N Q 4,060 241

College or university 4,068 521 Q Q N N 1,879 696

Office complex 3,456 2,904 Q Q Q N Q Q

Retail complex 5,159 Q Q 273 3,909 N N Q

Storage complex 3,212 Q 2,774 Q Q N N N

Religious campus or complex 1,932 Q N N Q 1,371 244 Q

Health care complex 3,362 Q Q N N N Q Q

Lodging or resort complex 1,295 Q Q Q Q N Q Q

Transportation complex 554 Q Q Q N N N 240

Government complex 2,107 967 Q Q N N Q Q

Other 5,057 577 1,568 754 Q N 232 668

Predominant exterior wall material

Brick, stone, or stucco 40,463 7,746 2,526 1,300 4,385 3,066 8,615 2,397

Concrete (block or poured) 20,726 2,887 3,576 1,454 4,661 475 2,267 1,221

Concrete panels 8,693 2,306 2,786 Q 606 Q 437 302

Siding or shingles 5,750 977 652 276 550 527 374 759

Metal panels 8,673 738 3,086 1,389 977 292 439 617

Window glass 1,340 884 Q N Q Q Q Q

Other 856 240 Q Q Q Q Q Q

No one major type 592 Q Q Q Q Q Q Q
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Predominant roof material

Metal surfacing 15,916 1,662 4,177 2,019 1,973 809 1,512 1,292

Synthetic or rubber 25,817 5,633 3,234 1,192 3,696 475 3,980 1,747

Built-up 21,835 4,721 3,020 478 3,196 445 4,427 965

Slate or tile shingles 4,306 667 Q Q 143 800 848 Q

Wooden materials (including

shingles) 1,139 178 Q Q Q Q Q Q

Asphalt, fiberglass, or 

other shingles 15,104 2,608 1,626 522 1,660 1,923 1,166 788

Concrete 1,642 385 Q Q Q N Q Q

Other 678 Q Q Q Q Q Q Q

No one major type 657 Q Q Q Q Q Q Q

Roof characteristics

Roof tilt

Flat 49,623 11,075 6,462 2,044 6,860 780 8,079 2,388

Shallow pitch 23,853 2,845 5,720 1,847 3,591 763 2,944 2,082

Steeper pitch 13,617 2,031 896 739 879 3,015 1,215 1,088

Cool roof 19,630 3,914 2,889 820 3,023 582 3,350 1,013

Renovations in buildings

constructed before 2008

(more than one may apply)

Any type of renovation 42,216 9,372 4,758 1,580 4,837 2,413 6,293 3,044

Addition or annex 13,022 1,613 1,267 485 1,075 931 3,335 775

Reduction in floorspace 1,753 599 Q Q Q Q Q Q

Roof replacement 20,917 4,716 1,836 814 2,133 1,542 3,714 1,472

Exterior wall replacement 4,230 767 512 Q 494 Q 855 Q

Interior wall reconfiguration 21,340 6,558 2,021 647 2,310 699 2,643 1,636

Window replacement 12,265 2,882 938 499 972 764 2,418 1,133

HVAC equipment upgrade 26,779 6,326 2,307 975 3,201 1,359 4,485 1,919

Lighting upgrade 25,503 6,019 2,448 820 3,025 982 4,268 2,047

Electrical upgrade 16,160 3,743 1,527 441 1,909 773 2,588 1,255

Plumbing system upgrade 13,828 3,544 1,089 347 1,303 625 2,139 1,098

Insulation upgrade 7,607 1,662 750 373 639 439 1,243 642

Fire, safety, or security upgrade 17,196 4,610 1,460 390 1,325 748 3,183 1,169

Structural upgrade 3,913 735 Q Q Q Q 574 400

Other 848 Q Q N Q Q Q Q

No renovations 39,154 5,931 7,238 2,805 5,590 1,948 5,143 2,155

Buildings constructed 2008 or later 5,723 649 1,081 245 902 Q 802 360
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Energy sources

(more than one may apply)

Electricity 84,869 15,952 12,568 4,512 11,320 4,557 12,239 5,559

Natural gas 58,725 10,290 7,007 2,790 8,493 3,016 9,520 3,888

Fuel oil 20,200 5,328 1,773 733 1,119 391 2,185 1,663

District heat 5,964 1,794 Q Q Q N 1,155 888

District chilled water 4,608 1,096 N N N Q 1,292 880

Propane 7,706 358 1,516 555 839 487 877 858

Other 3,826 757 549 383 482 Q 806 288

Space-heating energy sources

(more than one may apply)

Electricity 49,030 10,281 6,476 2,193 8,132 2,656 6,254 2,645

Natural gas 49,511 8,555 6,499 2,758 7,435 2,671 7,967 3,337

Fuel oil 4,351 560 Q 393 306 Q 1,074 Q

District heat 5,925 1,794 Q Q Q N 1,155 888

Propane 3,067 209 293 432 386 366 307 306

Other 1,010 Q Q 370 Q Q Q Q

Primary space-heating 

energy source

Electricity 26,205 6,053 3,556 981 3,901 1,472 2,972 1,184

Natural gas 42,988 7,445 5,855 2,247 6,337 2,482 7,188 2,820

Fuel oil 2,542 296 Q 254 Q Q 649 Q

District heat 5,797 1,772 Q Q Q N 1,096 883

Propane 1,948 166 Q 253 Q 313 Q 270

Other 598 Q Q 249 Q Q Q Q

Cooling energy sources

(more than one may apply)

Electricity 76,034 15,179 10,059 3,758 11,121 4,271 10,673 4,629

Natural gas 732 Q Q N Q N Q N

District chilled water 4,608 1,096 N N N Q 1,292 880

Water-heating energy sources

(more than one may apply)

Electricity 42,755 9,572 7,195 2,303 8,922 2,481 4,160 2,094

Natural gas 39,523 6,015 3,545 1,416 5,490 1,962 7,712 2,813

Fuel oil 1,911 Q Q Q Q Q 638 Q

District heat 4,551 1,368 N Q Q N 842 742

Propane 1,575 Q Q Q Q Q Q Q

Cooking energy sources

(more than one may apply)

Electricity 25,151 3,637 669 447 4,107 1,966 5,876 1,980

Natural gas 24,770 2,799 Q Q 4,886 1,799 5,686 1,484

Propane 2,001 Q Q Q Q Q 420 241
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Energy end uses

(more than one may apply)

Buildings with space heating 80,078 15,753 9,987 4,157 10,794 4,511 12,099 5,323

Buildings with cooling 79,294 15,882 10,120 3,773 11,121 4,271 11,811 5,235

Buildings with water heating 79,015 15,663 10,041 3,763 10,960 4,337 11,905 5,318

Buildings with cooking 38,546 5,230 922 517 6,396 3,394 8,479 2,751

Buildings with manufacturing 5,078 684 1,996 465 529 Q Q Q

Buildings with electricity

generation 25,642 6,027 2,326 422 2,281 Q 4,126 1,878

Percent of floorspace heated

Not heated 7,015 198 3,091 474 536 Q Q 236

1 to 50 10,130 758 4,737 767 914 496 Q 544

51 to 99 14,650 3,558 843 747 3,302 710 1,699 996

100 55,298 11,437 4,407 2,643 6,577 3,305 10,178 3,783

Percent of floorspace cooled

Not cooled 7,799 Q 2,958 857 209 286 428 324

1 to 50 18,891 1,305 7,911 2,446 1,480 633 1,810 981

51 to 99 22,728 5,750 722 514 4,324 1,024 3,532 1,589

100 37,676 8,828 1,487 813 5,317 2,614 6,469 2,665

Percent lit when open

Zero 322 N 223 Q N N N Q

1 to 50 12,628 1,732 3,750 813 695 1,665 530 728

51 to 99 34,814 6,723 3,431 1,240 6,509 1,654 5,777 2,699

100 35,726 7,497 4,881 2,304 4,116 1,236 5,932 2,093

Building never open/electricity

not used 3,603 N 793 Q Q Q N Q

Percent lit during off hours

Zero 24,746 4,290 5,462 2,074 1,415 2,515 3,764 2,114

1 to 50 50,753 10,621 6,116 2,157 8,677 2,034 8,106 2,704

51 to 100 6,926 827 519 Q 603 Q 354 644

Building always open with 

no "off hours" 2,443 Q Q Q Q N Q Q

Electricity not used 2,225 N 509 Q Q N N N

Heating equipment 

(more than one may apply)

Heat pumps 11,846 2,667 1,138 356 1,419 581 2,209 727

Furnaces 8,654 1,691 1,294 497 1,423 927 564 582

Individual space heaters 20,766 3,727 3,480 1,919 2,568 859 1,750 1,560

District heat 5,925 1,794 Q Q Q N 1,155 888

Boilers 22,443 4,650 841 433 1,138 1,359 6,637 1,621

Packaged heating units 49,188 8,407 7,297 2,498 9,434 2,801 6,107 3,016

Other 1,574 Q Q Q 872 Q Q Q
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Cooling equipment 

(more than one may apply)

Residential-type central air

conditioners 14,765 2,270 2,567 1,143 2,510 1,632 912 948

Heat pumps 12,538 2,913 1,216 414 1,716 714 2,304 661

Individual air conditioners 12,420 2,184 1,566 701 763 712 2,074 628

District chilled water 4,608 1,096 N N N Q 1,292 880

Central chillers 17,041 5,050 465 Q 419 Q 4,127 1,038

Packaged air conditioning units 45,153 7,993 6,472 1,854 9,094 2,229 5,934 2,672

Swamp coolers 1,918 Q Q Q 415 Q Q Q

Other 328 Q Q Q N Q Q Q

Main equipment replaced since 

1990 (more than one may apply)

Heating 27,558 5,774 3,135 1,499 4,000 1,518 4,341 1,609

Cooling 30,702 6,682 3,284 1,433 4,343 1,627 4,677 1,748

Water-heating equipment

Centralized system 47,534 8,724 5,204 2,695 4,705 2,850 7,580 3,389

Distributed system 12,688 2,934 3,449 669 1,492 711 1,269 514

Combination of centralized and

distributed system 18,793 4,006 1,388 Q 4,763 776 3,057 1,415

Lighting equipment types

(more than one may apply)

Incandescent 38,406 7,541 3,094 1,026 6,646 3,015 5,004 3,035

Standard fluorescent 80,081 15,547 11,280 4,142 10,714 4,293 12,180 5,208

Compact fluorescent 53,816 11,438 4,040 1,569 8,053 3,187 8,559 4,125

High-intensity discharge (HID) 23,396 3,858 2,934 980 3,959 839 4,376 1,922

Halogen 28,059 5,598 2,438 1,024 5,925 1,540 3,069 2,172

LED 22,071 5,034 998 Q 5,118 902 2,135 1,955

Other 446 Q N N Q N Q Q

Refrigeration equipment

(more than one may apply)

Any refrigeration 73,645 13,979 8,584 3,626 10,328 4,243 11,319 4,956

Walk-in units 28,361 3,419 848 Q 6,088 Q 7,060 1,545

Cases or cabinets 28,719 3,969 1,027 Q 6,876 837 5,760 1,758

Large cold storage areas 4,171 Q 883 N 1,200 Q Q Q

Commercial ice makers 32,734 5,458 1,695 Q 5,554 1,064 6,152 2,189

Residential-type or compact units 62,381 12,888 7,545 3,145 8,831 3,789 8,956 4,309

Vending machines 43,936 8,853 4,998 1,710 7,074 449 7,666 2,714

No refrigeration 13,448 1,973 4,493 1,005 1,002 314 920 603
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Office equipment

(more than one may apply)

Desktop computers 77,063 15,652 10,176 3,812 10,959 3,531 12,078 4,978

With flat screen monitors 76,160 15,617 10,042 3,750 10,841 3,366 12,060 4,847

With multiple monitors 30,946 10,183 3,981 749 4,226 900 3,608 1,787

Laptop computers 63,486 14,372 7,930 2,437 8,418 2,790 11,055 4,035

Dedicated servers 53,369 13,118 6,637 1,794 8,029 1,476 8,774 2,986

Laser printers 54,256 12,832 7,291 2,352 7,249 1,583 8,664 3,167

Inkjet printers 36,235 6,190 4,679 2,010 5,283 2,380 5,518 2,721

FAX machines 66,682 14,084 8,917 3,376 10,377 2,473 10,318 3,802

Photocopiers 59,277 13,626 7,276 1,883 7,938 3,097 10,526 3,557

Number of desktop computers

None 10,030 299 2,902 818 370 1,027 161 581

1 to 4 15,669 1,170 2,550 1,727 1,755 2,040 587 1,557

5 to 9 9,422 1,471 1,648 841 1,731 529 623 588

10 to 19 9,388 1,385 2,003 531 2,293 Q 563 424

20 to 49 13,094 2,303 2,320 Q 3,252 Q 1,389 800

50 to 99 8,284 2,073 918 Q 1,078 Q 2,364 358

100 to 249 9,728 2,276 648 Q 609 Q 3,487 599

250 or more 11,478 4,973 Q N Q N 3,065 652

Number of laptop computers

None 23,607 1,580 5,147 2,193 2,912 1,767 1,184 1,524

1 to 4 21,161 2,871 3,943 1,711 3,386 1,870 1,228 1,861

5 to 9 8,345 1,510 1,429 Q 1,896 549 951 434

10 to 19 8,343 1,578 1,136 Q 1,872 Q 1,110 509

20 to 49 9,643 2,458 1,070 Q 919 Q 2,705 385

50 to 99 5,234 1,416 Q Q Q Q 1,906 Q

100 to 249 5,217 1,723 Q Q Q N 1,907 Q

250 or more 5,542 2,817 Q N Q N 1,248 Q

Number of dedicated servers

None 33,724 2,834 6,441 2,836 3,300 3,081 3,465 2,573

1 to 4 34,097 5,745 5,189 1,703 5,539 1,414 6,085 1,845

5 to 9 6,241 1,712 879 Q 1,401 Q 995 Q

10 to 19 5,711 2,126 Q Q 924 N 975 Q

20 to 49 3,758 1,756 Q Q Q N 513 332

50 or more 3,562 1,778 Q N N N Q Q

Number of photocopiers

None 27,816 2,325 5,801 2,748 3,392 1,460 1,712 2,002

One 17,080 1,756 2,819 979 3,252 1,850 1,590 1,201

2 to 4 20,312 3,873 3,099 573 2,752 1,146 5,157 939

5 to 9 8,863 2,242 967 Q 1,483 Q 2,446 486

10 or more 13,022 5,755 Q Q 451 Q 1,333 931
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Number of TVs or video displays

None 24,339 3,231 7,446 1,890 1,733 1,241 2,280 1,087

One 9,990 1,871 1,866 1,157 1,311 1,001 746 506

2 to 4 16,465 3,294 2,680 1,129 2,152 1,384 1,922 1,515

5 to 9 8,148 2,389 622 Q 1,203 515 1,211 605

10 to 19 8,168 2,084 Q Q 1,609 Q 1,909 417

20 to 49 8,058 1,404 Q N 2,512 Q 2,261 553

50 to 99 4,378 659 Q N 657 N 1,409 Q

100 or more 7,547 1,019 Q N Q N Q 535

Food preparation or serving areas 

in non-food service buildings

(more than one may apply)

Snack bar or concession stand 9,884 1,298 Q Q 1,715 Q 2,528 1,421

Fast food or small restaurant 9,787 1,447 Q Q 4,977 N Q 754

Cafeteria or large restaurant 15,222 2,575 Q N 1,245 Q 6,511 533

Commercial kitchen/

food preparation area 16,150 1,197 Q Q 2,021 1,103 4,816 1,074

Small kitchen area 14,054 1,994 490 295 1,592 2,345 2,077 1,576

Separate computer areas

(more than one may apply)

Data center or server farm 11,105 4,531 919 Q Q Q 1,900 691

Computer-based training room 17,723 3,988 869 Q 2,527 Q 5,956 899

Student or public computer center 14,341 693 Q Q 1,230 Q 8,374 904

HVAC conservation features 

(more than one may apply)

Economizer cycle 30,749 7,386 2,278 536 4,679 560 6,261 2,322

Regular HVAC maintenance 69,244 14,341 8,172 2,895 9,752 3,195 11,572 4,621

Building automation system (BAS)2 37,051 8,284 1,637 602 6,262 1,063 8,736 2,643

Window and interior lighting 

features (more than one may

apply)

Multipaned windows 60,362 11,693 7,350 2,517 8,908 3,023 9,139 3,653

Tinted window glass 45,025 9,863 5,313 1,903 7,446 1,880 6,064 2,745

Reflective window glass 15,908 3,795 1,606 653 3,214 658 1,826 885

External overhangs or awnings 32,188 5,382 3,470 1,158 7,794 1,350 3,860 2,380

Skylights or atriums 22,261 3,725 3,776 593 3,592 728 3,914 1,690

Light scheduling 30,263 6,665 2,373 760 7,976 709 3,731 2,154

Occupancy sensors 35,871 8,606 4,273 837 6,082 639 6,278 2,381

Multi-level lighting or dimming 14,534 2,686 435 Q 3,971 859 1,934 1,222

Daylight harvesting 6,114 1,385 602 Q 1,806 Q 631 431

Demand responsive lighting 4,738 432 551 Q 2,389 Q 318 Q

Building automation system (BAS) for 

lighting2 12,068 2,643 561 Q 4,744 Q 1,505 812
All

buildings Office

Warehouse

and

storage Service Mercantile

Religious 

worship Education

Public 

assembly

All buildings 87,093 15,952 13,077 4,630 11,330 4,557 12,239 5,559

Table B12. Selected principal building activity: part 1, floorspace, 2012

Total floorspace (million square feet)

Principal building activity

Equipment usage reduced when 

building not in full use 

(more than one may apply)

Heating 63,167 13,273 7,047 3,228 9,624 4,082 11,092 4,175

Cooling 62,516 13,422 7,012 3,019 10,129 3,843 10,556 4,053

Lighting 78,594 15,543 11,140 4,234 10,566 4,482 12,124 5,327

 1These climate regions were created by the Building America program, sponsored by the U.S. Department of Energy’s Office of Energy Efficiency and Renewable 

Energy (EERE). 

 2

In earlier CBECS publications, BAS was referred to as Energy Management and Control System (EMCS) .

 Q = Data withheld either because the Relative Standard Error (RSE) was greater than 50 percent or fewer than 20 buildings were sampled.

 N = No cases in reporting sample.

 Notes: ● Because of rounding, data may not sum to totals. ● See Guide to the 2012 CBECS Detailed Tables or CBECS Terminology for definition of terms used in 

these tables and/or comparison of differences with prior CBECS tables. Both references can be accessed from 

http://www.eia.gov/consumption/commercial/data/2012/

 Source: U.S. Energy Information Administration, Office of Energy Consumption and Efficiency Statistics, Form EIA-871A of the 2012 Commercial Buildings Energy 

Consumption Survey.