ResidentialType 

Central 

Air 

ConditionersHeat

Pumps

Individual

Air

Conditioners

District 

Chilled 

Water

Central 

Chillers

Packaged

Air

Conditioning

Units

Swamp

Coolers Other

All Buildings* .................................. 64,783 56,940 11,035 9,041 12,558 2,853 11,636 29,969 1,561 1,232

Building Floorspace

(Square Feet)

1,001 to 5,000 ................................... 6,789 5,007 1,568 675 972 Q Q 1,957 179 Q

5,001 to 10,000 ................................. 6,585 5,408 1,523 563 1,012 Q Q 2,741 207 Q

10,001 to 25,000 ............................... 11,535 9,922 2,173 1,441 1,740 Q 456 5,260 378 Q

25,001 to 50,000 ............................... 8,668 7,776 1,683 1,155 2,301 240 729 4,264 Q Q

50,001 to 100,000 ............................. 9,057 8,331 1,388 1,440 1,958 332 1,722 4,732 Q Q

100,001 to 200,000 ........................... 9,064 8,339 993 1,158 2,259 793 2,366 4,504 Q Q

200,001 to 500,000 ........................... 7,176 6,565 1,136 1,273 1,223 495 3,023 3,834 Q Q

Over 500,000 .................................... 5,908 5,591 569 1,334 1,095 822 3,278 2,678 Q Q

Principal Building Activity

Education .......................................... 9,874 9,200 1,263 1,674 2,607 768 2,714 4,318 Q Q

Food Sales ....................................... 1,255 1,198 173 Q Q N N 784 Q Q

Food Service ..................................... 1,654 1,583 468 217 234 Q Q 988 Q Q

Health Care ....................................... 3,163 3,157 704 625 694 297 1,524 1,694 Q Q

 Inpatient .......................................... 1,905 1,899 321 412 607 279 1,348 1,108 Q Q

 Outpatient ....................................... 1,258 1,258 384 213 Q Q 176 585 N N

Lodging ............................................. 5,096 4,841 1,102 1,172 2,306 Q 1,401 2,003 Q Q

Retail (Other Than Mall)..................... 4,317 4,079 624 471 564 Q Q 2,723 Q Q

Office ................................................ 12,208 12,032 1,669 1,854 1,201 730 3,839 6,171 Q 439

Public Assembly ............................... 3,939 3,477 532 473 951 458 423 1,684 Q Q

Public Order and Safety .................... 1,090 1,043 Q Q 372 Q Q 438 Q N

Religious Worship ............................. 3,754 3,301 946 612 847 Q Q 1,849 Q Q

Service .............................................. 4,050 3,261 1,071 496 802 N Q 1,466 Q N

Warehouse and Storage ................... 10,078 7,295 1,861 981 1,440 Q Q 4,453 Q Q

Other ................................................ 1,738 1,636 Q Q Q Q 505 881 Q Q

Vacant .............................................. 2,567 836 Q Q Q Q Q 517 Q N

Year Constructed

Before 1920 ...................................... 3,769 2,891 722 Q 1,278 Q 392 1,198 Q Q

1920 to 1945 ..................................... 6,871 4,919 1,573 653 1,534 Q 1,063 2,847 Q Q

1946 to 1959 ..................................... 7,045 6,045 1,175 888 2,594 359 891 3,023 Q Q

1960 to 1969 ..................................... 8,101 7,125 1,421 794 1,888 446 1,776 3,596 Q Q

1970 to 1979 ..................................... 10,772 9,973 1,961 1,392 2,065 456 2,323 5,400 483 Q

1980 to 1989 ..................................... 10,332 9,836 1,397 2,055 1,342 531 2,801 4,855 324 Q

1990 to 1999 ..................................... 12,360 11,304 2,066 2,038 1,366 804 1,426 6,264 252 Q

2000 to 2003 ..................................... 5,533 4,848 720 1,064 492 Q 963 2,787 Q Q

Census Region

Northeast .......................................... 12,905 10,954 2,391 1,270 3,687 620 1,852 6,000 Q Q

Midwest ............................................ 17,080 14,484 3,609 1,063 3,488 596 2,842 8,086 Q 330

South ................................................ 23,489 21,553 3,854 4,923 3,635 1,150 4,854 10,401 Q 430

West ................................................. 11,310 9,950 1,181 1,785 1,749 487 2,088 5,482 1,342 Q

Climate Zone: 30-Year Average

Under 2,000 CDD and --

 More than 7,000 HDD ..................... 10,622 8,550 1,971 739 2,321 350 1,604 4,565 515 Q

 5,500-7,000 HDD ............................ 17,335 14,524 3,078 1,542 3,633 698 2,658 7,740 468 336

 4,000-5,499 HDD ............................ 11,504 10,946 2,207 1,998 2,786 514 2,473 6,076 Q Q

 Fewer than 4,000 HDD ................... 15,739 13,977 2,056 3,398 2,565 659 2,695 7,703 346 Q

2,000 CDD or More and --

 Fewer than 4,000 HDD ................... 9,584 8,943 1,723 1,365 1,253 633 2,205 3,884 Q Q

Table B41. Cooling Equipment, Floorspace for Non-Mall Buildings, 2003

Total Floorspace (million square feet)

All 

Buildings*

Cooled 

Buildings

Cooling Equipment (more than one may apply)

Energy Information Administration

2003 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables

Revised June 2006 207

Released: Dec 2006

Next CBECS will be conducted in 2007
ResidentialType 

Central 

Air 

ConditionersHeat

Pumps

Individual

Air

Conditioners

District 

Chilled 

Water

Central 

Chillers

Packaged

Air

Conditioning

Units

Swamp

Coolers Other

All Buildings* .................................. 64,783 56,940 11,035 9,041 12,558 2,853 11,636 29,969 1,561 1,232

Table B41. Cooling Equipment, Floorspace for Non-Mall Buildings, 2003

Total Floorspace (million square feet)

All 

Buildings*

Cooled 

Buildings

Cooling Equipment (more than one may apply)

Number of Floors

One ................................................... 25,981 21,419 4,674 3,598 3,899 259 864 12,208 733 Q

Two ................................................... 16,270 14,544 3,178 2,160 3,035 302 2,017 8,436 474 330

Three ................................................ 7,501 6,437 1,190 1,118 2,004 262 1,433 3,189 Q Q

Four to Nine ...................................... 10,085 9,673 1,656 1,122 2,735 1,458 3,874 4,208 Q Q

Ten or More ...................................... 4,947 4,867 338 1,043 885 571 3,447 1,927 Q Q

Number of Workers (main shift)

Fewer than 5 ..................................... 15,492 9,591 2,630 1,303 2,342 Q Q 3,964 349 Q

5 to 9 ................................................ 6,166 5,726 1,461 696 1,144 Q Q 3,025 Q Q

10 to 19 ............................................. 7,803 7,304 2,035 862 1,608 Q 294 4,059 Q Q

20 to 49 ............................................. 10,989 10,566 2,129 1,485 2,680 327 1,243 5,941 410 Q

50 to 99 ............................................. 7,934 7,428 1,097 1,339 1,710 505 1,736 4,517 Q Q

100 to 249 ......................................... 6,871 6,806 776 1,427 1,328 583 2,436 3,939 Q Q

250 or More ...................................... 9,528 9,519 906 1,929 1,746 1,219 5,590 4,524 Q 250

Weekly Operating Hours

Fewer than 40 ................................... 6,863 3,998 1,046 639 854 Q 267 1,758 Q Q

40 to 48 ............................................. 11,622 10,508 2,414 1,542 2,362 Q 1,427 5,342 219 Q

49 to 60 ............................................. 15,723 13,757 2,603 1,971 2,723 658 2,636 7,124 319 Q

61 to 84 ............................................. 10,334 9,691 1,757 1,572 1,649 347 1,800 5,226 Q Q

85 to 167 ........................................... 7,092 6,708 1,104 797 1,072 604 983 4,101 Q Q

Open Continuously ........................... 13,149 12,277 2,110 2,519 3,897 753 4,523 6,417 418 357

Multibuilding Facility

Not Part of a Multibuilding

 Facility ............................................. 40,048 35,976 7,374 5,294 7,718 Q 6,043 20,580 1,009 542

College or University ......................... 3,480 3,277 Q 329 492 1,221 1,310 590 Q Q

Primary or Secondary School ........... 3,947 3,560 402 828 887 Q 1,077 1,687 Q Q

Office Complex ................................. 2,712 2,591 336 451 Q Q 502 1,473 Q Q

Retail Complex ................................. 1,238 919 Q Q Q N Q 603 Q Q

Religious Campus or Complex .......... 2,347 2,089 806 340 487 Q Q 1,267 Q Q

Health Care Complex ........................ 2,303 2,295 435 537 686 297 1,316 1,129 Q Q

Lodging or Resort Complex .............. 912 907 Q 251 548 Q Q 264 Q Q

Government Complex ....................... 2,014 1,509 Q Q 436 Q 405 682 Q Q

Other ................................................ 5,783 3,816 953 689 895 Q 570 1,693 Q Q

Energy Information Administration

2003 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables

Revised June 2006 208

CONTINUED
ResidentialType 

Central 

Air 

ConditionersHeat

Pumps

Individual

Air

Conditioners

District 

Chilled 

Water

Central 

Chillers

Packaged

Air

Conditioning

Units

Swamp

Coolers Other

All Buildings* .................................. 64,783 56,940 11,035 9,041 12,558 2,853 11,636 29,969 1,561 1,232

Table B41. Cooling Equipment, Floorspace for Non-Mall Buildings, 2003

Total Floorspace (million square feet)

All 

Buildings*

Cooled 

Buildings

Cooling Equipment (more than one may apply)

Renovations in Buildings

Constructed Before 1980

(more than one may apply)

Any Type of Renovation

 Since 1980 ....................................... 17,844 16,221 3,225 2,431 5,220 705 4,243 9,203 555 441

 Addition or Annex ........................... 6,551 6,173 1,367 1,257 2,236 339 1,696 3,971 Q Q

 Reduction In Floorspace ................ 1,012 1,012 Q Q Q Q 428 664 Q Q

 Cosmetic Improvements ................ 13,119 12,360 2,479 1,646 4,194 476 3,474 7,255 335 252

 Wall or Roof Replacement ............. 8,070 7,607 1,257 1,160 2,540 298 2,385 4,590 Q Q

 Interior Wall

 Re-Configuration ........................... 8,518 8,096 1,452 1,147 2,460 445 2,607 5,263 Q Q

 HVAC Equipment Upgrade ............ 10,768 10,341 1,968 1,815 3,196 537 3,417 6,158 393 Q

 Lighting Upgrade ............................ 10,275 9,718 1,914 1,452 3,133 527 3,052 5,762 353 Q

 Window Replacement .................... 6,354 5,875 1,162 782 2,521 Q 1,541 3,678 Q Q

 Plumbing System Upgrade ............ 7,144 6,728 1,164 1,056 2,442 299 2,165 4,170 Q Q

 Insulation Upgrade ......................... 4,015 3,801 966 547 995 Q 983 2,326 Q Q

 Other Renovation ........................... 523 444 Q Q Q N Q Q Q N

No Renovations Since 1980 .............. 18,714 14,732 3,626 1,452 4,138 707 2,202 6,861 414 Q

Building Newer than 1980 ................. 28,225 25,987 4,184 5,157 3,200 1,441 5,191 13,905 592 454

Energy Sources (more than

one may apply)

Electricity .......................................... 63,307 56,925 11,035 9,041 12,558 2,853 11,636 29,969 1,561 1,217

Natural Gas ...................................... 43,468 41,023 7,982 5,832 9,114 1,765 9,100 23,806 1,265 808

Fuel Oil ............................................. 15,157 13,890 2,323 2,520 4,220 986 6,049 6,860 354 505

District Heat ...................................... 5,443 4,653 Q 404 900 2,311 1,837 1,162 Q Q

District Chilled Water ........................ 2,853 2,853 Q 251 439 2,853 Q 511 Q Q

Propane ............................................ 7,076 5,713 1,299 1,072 2,111 Q 754 3,083 299 Q

Other ................................................ 1,401 1,225 255 Q 370 Q 361 602 Q Q

Cooling Energy Sources

(more than one may apply)

Electricity .......................................... 54,321 54,321 10,946 9,030 12,558 924 11,054 29,756 1,561 1,091

Natural Gas ...................................... 1,018 1,018 Q 325 Q Q 782 554 Q Q

District Chilled Water ........................ 2,853 2,853 Q 251 439 2,853 Q 511 Q Q

Energy End Uses (more than

one may apply)

Buildings with Space Heating ............ 60,028 55,188 10,617 8,921 12,167 2,734 11,440 29,007 1,451 1,203

Buildings with Cooling ....................... 56,940 56,940 11,035 9,041 12,558 2,853 11,636 29,969 1,561 1,232

Buildings with Water Heating ............ 56,478 53,232 10,156 8,586 11,642 2,655 11,589 28,255 1,526 1,198

Buildings with Cooking ...................... 22,237 21,451 4,013 4,239 6,186 1,274 7,320 11,986 678 584

Buildings with Manufacturing ............ 3,138 2,655 690 286 596 Q Q 1,701 Q Q

Buildings with Electricity

 Generation ....................................... 12,821 12,746 1,704 2,608 2,656 1,272 6,047 6,587 304 529

Percent of Floorspace Cooled

Not Cooled ........................................ 7,843 N N N N N N N N N

1 to 50 .............................................. 16,598 16,598 4,453 1,573 5,424 Q 462 8,900 489 Q

51 to 99 ............................................. 13,211 13,211 2,332 2,334 3,170 829 4,304 7,331 522 261

100 ................................................... 27,132 27,132 4,250 5,134 3,964 1,985 6,870 13,738 550 766

Energy Information Administration

2003 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables

Revised June 2006 209

CONTINUED
ResidentialType 

Central 

Air 

ConditionersHeat

Pumps

Individual

Air

Conditioners

District 

Chilled 

Water

Central 

Chillers

Packaged

Air

Conditioning

Units

Swamp

Coolers Other

All Buildings* .................................. 64,783 56,940 11,035 9,041 12,558 2,853 11,636 29,969 1,561 1,232

Table B41. Cooling Equipment, Floorspace for Non-Mall Buildings, 2003

Total Floorspace (million square feet)

All 

Buildings*

Cooled 

Buildings

Cooling Equipment (more than one may apply)

Heating Equipment (more

than one may apply)

Heat Pumps ...................................... 8,814 8,780 1,356 8,366 2,049 Q 1,992 3,446 Q Q

 Packaged Heat Pumps ................... 5,442 5,430 800 5,174 1,373 Q 1,310 2,526 Q Q

 Split-System Heat Pumps ............... 2,581 2,559 901 2,452 589 Q 592 783 Q Q

 Individual Room Heat Pumps .......... 2,691 2,691 478 2,610 963 Q 917 1,346 Q Q

Furnaces ........................................... 19,615 17,494 6,251 2,111 4,077 Q 1,352 9,995 718 Q

Individual Space Heaters .................. 12,545 11,526 2,933 1,774 4,558 Q 2,175 6,288 611 Q

District Heat ...................................... 5,166 4,376 Q 404 758 2,231 1,737 1,023 Q Q

Boilers .............................................. 20,423 19,051 3,352 2,919 5,926 391 7,857 9,946 620 596

Packaged Heating Units ................... 18,021 17,745 2,812 3,065 3,722 370 2,703 14,747 347 Q

Other ................................................ 3,262 2,961 495 381 579 Q 979 1,255 Q Q

Cooling Equipment (more

than one may apply)

Residential-Type Central

 Air Conditioners ............................... 11,035 11,035 11,035 1,319 2,195 Q 1,342 3,057 211 Q

Heat Pumps ...................................... 9,041 9,041 1,319 9,041 2,139 251 2,050 3,472 Q Q

 Packaged Heat Pumps ................... 5,426 5,426 772 5,426 1,301 Q 1,258 2,442 Q Q

 Split-System Heat Pumps ............... 2,606 2,606 914 2,606 632 Q 648 799 Q Q

 Individual Room Heat Pumps .......... 2,940 2,940 471 2,940 1,052 Q 1,018 1,456 Q Q

Individual Air Conditioners ................ 12,558 12,558 2,195 2,139 12,558 439 1,896 5,678 436 Q

District Chilled Water ........................ 2,853 2,853 Q 251 439 2,853 Q 511 Q Q

Central Chillers ................................. 11,636 11,636 1,342 2,050 1,896 Q 11,636 3,759 Q Q

Packaged Air Conditioning

 Units ................................................ 29,969 29,969 3,057 3,472 5,678 511 3,759 29,969 627 407

Swamp Coolers ................................ 1,561 1,561 211 Q 436 Q Q 627 1,561 Q

Other ................................................ 1,232 1,232 Q Q Q Q Q 407 Q 1,232

Main Equipment Replaced Since

1990 (more than one may apply)

Heating ............................................. 16,403 15,190 3,284 2,370 4,138 Q 2,388 8,431 488 Q

Cooling ............................................. 20,995 20,995 4,305 3,352 6,419 Q 4,495 10,995 716 Q

Lighting Equipment Types

(more than one may apply)

Incandescent .................................... 38,528 36,075 7,231 6,153 9,229 1,768 9,518 18,592 1,019 798

Standard Fluorescent ........................ 59,688 55,117 10,670 8,862 12,036 2,784 11,452 29,192 1,528 1,199

Compact Fluorescent ........................ 27,571 26,790 4,684 5,151 6,158 1,909 9,374 13,867 622 781

High Intensity Discharge ................... 20,643 19,054 3,627 4,048 4,427 1,040 6,081 10,844 583 490

Halogen ............................................ 17,703 17,115 3,026 3,522 4,280 725 5,888 9,955 508 556

Other ................................................ 269 269 Q Q Q Q Q Q N N

HVAC Conservation Features

(more than one may apply)

Variable Air-Volume System ............. 19,597 19,255 2,264 2,885 3,081 1,923 8,288 9,973 322 569

Economizer Cycle ............................. 21,108 21,108 2,559 3,708 3,267 1,930 8,488 12,414 528 438

HVAC Maintenance .......................... 51,163 47,935 8,670 7,946 9,884 2,795 11,430 26,294 1,323 1,167

Energy Management and

 Control System (EMCS) ................... 15,630 15,358 1,632 2,852 2,191 1,771 7,114 7,308 238 418

Energy Information Administration

2003 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables

Revised June 2006 210

CONTINUED
ResidentialType 

Central 

Air 

ConditionersHeat

Pumps

Individual

Air

Conditioners

District 

Chilled 

Water

Central 

Chillers

Packaged

Air

Conditioning

Units

Swamp

Coolers Other

All Buildings* .................................. 64,783 56,940 11,035 9,041 12,558 2,853 11,636 29,969 1,561 1,232

Table B41. Cooling Equipment, Floorspace for Non-Mall Buildings, 2003

Total Floorspace (million square feet)

All 

Buildings*

Cooled 

Buildings

Cooling Equipment (more than one may apply)

Equipment Usage Reduced

When Building Not In Full Use

(more than one may apply)

a

Heating ............................................. 42,722 39,864 7,513 6,400 8,005 1,924 8,425 21,316 1,062 739

Cooling ............................................. 43,205 43,205 8,376 6,789 8,952 2,264 8,619 22,962 1,148 748

Lighting ............................................. 46,987 42,589 8,500 6,285 8,293 1,976 6,814 22,584 1,111 790

Office Equipment .............................. 19,397 17,749 3,912 2,441 4,170 751 2,242 9,069 289 Q

Notes: ● HVAC = Heating, Ventilation, and Air Conditioning. ● Due to rounding, data may not sum to totals.

Source: Energy Information Administration, Office of Energy Markets and End Use, Form EIA-871A of the 2003 Commercial Buildings Energy 

Consumption Survey. 

See "Guide to the Tables" or "Glossary" for further explanations of the terms used in this table. Both can be accessed from the CBECS web site - 

http://www.eia.doe.gov/emeu/cbecs.

 * Figures in this table do not include enclosed malls and strip malls. Mall buildings add an estimated 213 thousand buildings comprising 6.9 billion 

square feet.

a

 The definition for one or more of these row items has changed and may not be directly comparable with past CBECS estimates. See "Guide to 

the Tables" for discussion of the differences.

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

N=No responding cases in sample.

Energy Information Administration

2003 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables

Revised June 2006 211

CONTINUED