Electricity

Natural 

Gas Fuel Oil

District 

Heat

District 

Chilled 

Water Propane Other

a

All Buildings ............................................... 4,657 4,403 4,395 2,670 434 117 50 451 153

Building Floorspace

(Square Feet)

1,001 to 5,000 .............................................. 2,348 2,193 2,186 1,193 220 Q Q 215 93

5,001 to 10,000 ............................................ 1,110 1,036 1,036 684 74 Q Q 124 Q

10,001 to 25,000 .......................................... 708 689 688 448 65 24 Q 74 19

25,001 to 50,000 .......................................... 257 253 253 176 28 19 7 17 7

50,001 to 100,000 ........................................ 145 143 143 103 22 13 7 13 5

100,001 to 200,000 ...................................... 59 59 59 42 13 7 5 6 Q

200,001 to 500,000 ...................................... 23 23 23 18 9 3 2 2 Q

Over 500,000 ............................................... 7 7 7 5 4 2 1 1Q

Principal Building Activity

Education .................................................... 327 327 327 225 19 37 Q 17 7

Food Sales .................................................. 174 173 173 88 Q Q N Q Q

Food Service ............................................... 349 349 349 246 Q Q Q 78 Q

Health Care ................................................. 127 127 127 73 14 3 2 Q Q

 Inpatient ..................................................... 11 11 11 9 9 3 2 QQ

 Outpatient .................................................. 116 116 116 63 Q Q Q Q Q

Lodging ........................................................ 153 153 153 104 7 18 Q 20 Q

Mercantile .................................................... 667 667 667 439 87 Q Q 37 38

 Retail (Other Than Mall) ............................ 534 534 534 350 76 Q Q 30 Q

 Enclosed and Strip Malls ........................... 133 133 133 89 Q N Q 7 Q

Office ........................................................... 739 738 738 452 88 20 6 30 4

Public Assembly .......................................... 305 299 299 187 24 15 Q 52 Q

Public Order and Safety .............................. 72 64 64 31 20 3 Q Q Q

Religious Worship ....................................... 307 307 307 214 22 Q Q 62 Q

Service ........................................................ 478 472 472 277 80 Q Q 43 Q

Warehouse and Storage ............................. 603 496 496 226 18 Q Q 50 Q

Other ............................................................ 102 98 98 40 Q Q Q Q Q

Vacant ......................................................... 253 130 123 68 Q Q N Q Q

Year Constructed

1919 or Before ............................................. 419 364 363 291 53 20 Q Q Q

1920 to 1945 ................................................ 499 480 480 329 55 9 2 45 Q

1946 to 1959 ................................................ 763 724 716 426 109 21 5 65 36

1960 to 1969 ................................................ 665 628 628 406 65 18 7 72 12

1970 to 1979 ................................................ 774 758 758 481 37 Q Q 66 24

1980 to 1989 ................................................ 846 781 781 389 70 16 Q 89 39

1990 to 1999 ................................................ 690 669 669 349 45 15 4 94 Q

Census Region

Northeast ..................................................... 686 640 639 311 218 31 2 112 21

Midwest ....................................................... 1,188 1,113 1,113 874 48 25 14 109 37

South ........................................................... 1,762 1,689 1,689 820 138 39 Q 167 64

West ............................................................ 1,021 961 954 665 30 22 13 62 Q

Climate Zone: 45-Year Average

Under 2,000 CDD and --

 More than 7,000 HDD ................................ 525 491 491 329 73 3 Q 94 Q

 5,500-7,000 HDD ...................................... 986 924 924 652 123 22 6 91 29

 4,000-5,499 HDD ...................................... 1,085 1,029 1,029 551 185 46 Q 130 53

 Fewer than 4,000 HDD .............................. 1,134 1,077 1,070 727 19 14 7 64 16

2,000 CDD or More and --

 Fewer than 4,000 HDD .............................. 926 882 882 410 34 33 23 72 48

Table B17. Energy Sources, Number of Buildings, 1999

Energy Sources Used (more than one may apply)

Number of Buildings (thousand)

All 

Buildings 

Using Any 

Energy 

Source

All

Buildings

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 62
Electricity

Natural 

Gas Fuel Oil

District 

Heat

District 

Chilled 

Water Propane Other

a

Table B17. Energy Sources, Number of Buildings, 1999

Energy Sources Used (more than one may apply)

Number of Buildings (thousand)

All 

Buildings 

Using Any 

Energy 

Source

All

Buildings

Workers (main shift)

Fewer than 5 ................................................ 2,376 2,129 2,121 1,151 182 38 Q 215 83

5 to 9 ............................................................ 807 800 800 560 95 18 Q 71 Q

10 to 19 ........................................................ 683 683 683 424 54 15 Q 74 Q

20 to 49 ........................................................ 487 487 487 321 54 12 3 73 23

50 to 99 ........................................................ 174 174 174 118 17 19 10 11 5

100 to 249 .................................................... 90 90 90 67 18 9 4 6 Q

250 or More ................................................. 39 39 39 28 15 7 5 2 1

Weekly Operating Hours

39 or Fewer ................................................. 978 777 770 376 65 Q Q 135 Q

40 to 48 ........................................................ 1,156 1,147 1,147 673 102 41 Q 98 36

49 to 60 ........................................................ 986 980 980 651 110 18 13 55 42

61 to 84 ........................................................ 664 649 649 447 63 17 6 56 29

85 to 167 ...................................................... 474 459 459 285 29 14 4 69 Q

Open Continuously ...................................... 398 390 390 238 65 26 11 39 Q

Ownership and Occupancy

Nongovernment Owned .............................. 4,135 3,905 3,898 2,366 386 67 21 415 144

 Owner Occupied ........................................ 2,801 2,747 2,747 1,605 311 53 13 355 126

 Nonowner Occupied .................................. 1,099 1,069 1,069 719 75 Q Q 57 17

 Unoccupied ............................................... 236 89 82 43 Q N N Q Q

Government Owned .................................... 521 498 498 304 48 50 29 36 9

Vacancy Status

Completely Vacant ...................................... 140 51 44 Q N N N Q N

Mostly Vacant .............................................. 113 80 79 40 Q Q N Q Q

Partially Vacant ............................................ 697 636 636 370 51 Q Q 57 Q

Not At All Vacant ......................................... 3,707 3,636 3,636 2,232 376 94 36 390 129

Energy Sources (more than

one may apply)

Electricity ..................................................... 4,395 4,395 4,395 2,663 434 117 50 451 153

Natural Gas ................................................. 2,670 2,670 2,663 2,670 91 52 21 35 59

Fuel Oil ........................................................ 434 434 434 91 434 8 3 80 26

District Heat ................................................. 117 117 117 52 8 117 43 Q Q

District Chilled Water ................................... 50 50 50 21 3 43 50 Q Q

Propane ....................................................... 451 451 451 35 80 Q Q 451 36

Other ............................................................ 153 153 153 59 26 Q Q 36 153

Energy End Uses (more than

one may apply)

Buildings with Space Heating ...................... 4,016 4,016 4,008 2,588 432 116 49 434 149

Buildings with Cooling ................................. 3,560 3,560 3,560 2,335 302 97 50 318 107

Buildings with Water Heating ...................... 3,239 3,239 3,239 2,191 288 101 37 334 89

Buildings with Cooking ................................ 857 857 857 615 92 28 6 158 47

Buildings with Manufacturing ....................... 151 151 151 77 35 Q Q Q Q

Buildings with Electricity

 Generation .................................................. 172 172 172 118 75 15 5 27 33

Energy-Related Space Functions

(more than one may apply)

Commercial Food Preparation .................... 767 767 767 551 79 25 6 138 47

Activities with Large

 Amounts of Hot Water ................................ 698 698 698 542 77 47 20 108 29

a "Other" includes wood, coal, solar, and all other energy sources.

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.

Note: 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 1999 Commercial Buildings Energy Consumption 

Survey.

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 63