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Commercial Buildings Energy Consumption Survey (CBECS)

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Table PBA1. Summary table: total and means of floorspace, number of workers, and hours of operation by building activity subcategories, 2012

Released: December 2016

  Number of buildings (thousand) Total
floorspace
(million
square feet)
Total
workers
(thousand)
Mean
square feet
per building (thousand)
Mean
square
feet per
worker1
Mean operating hours per week
All buildings 5,557 87,093 88,182 15.7 936 62
Principal building activity
(expanded)
           
Education  389 12,239 10,885 31.5 1,124 53
College or university  27 1,883 1,502 69.2 1,254 84
K-12  232 9,175 8,149 39.6 1,126 51
Elementary or middle school  189 6,118 5,286 32.4 1,157 50
High school  43 3,056 2,863 71.6 1,068 55
Preschool or daycare  68 431 749 6.4 575 57
Other classroom education  62 750 485 12.1 1,546 46
Food sales  177 1,252 1,172 7.1 1,067 121
Convenience store2 131 470 441 3.6 1,068 127
Grocery store or food market  45 763 719 17.1 1,061 103
Other food sales  Q Q Q Q Q Q
Food service  380 1,819 3,431 4.8 530 82
Fast food  92 302 793 3.3 381 103
Restaurant or cafeteria  179 1,039 1,934 5.8 537 76
Bar, pub, or lounge 71 350 455 4.9 768 79
Other food service  37 128 248 3.4 516 67
Health care  157 4,155 7,613 26.5 546 60
Inpatient  10 2,374 4,281 247.8 555 168
Outpatient  147 1,781 3,333 12.1 535 53
Office (diagnostic)  60 510 1,008 8.5 506 48
Clinic or other outpatient  87 1,271 2,325 14.6 547 56
Lodging  158 5,826 3,066 36.9 1,894 165
Hotel  30 2,717 1,103 90.6 2,463 168
Motel or inn  61 602 254 9.9 2,328 163
Dormitory, fraternity, or sorority  25 805 137 32.7 5,831 166
Nursing home or assisted living 30 1,275 1,355 43.2 941 168
Other lodging  13 426 217 33.2 1,959 164
Mercantile  602 11,330 9,117 18.8 1,243 64
Retail (other than mall) 438 5,439 4,023 12.4 1,352 62
Retail store  336 4,504 3,146 13.4 1,432 62
Vehicle dealership  43 559 549 13.0 1,018 63
Other retail  59 376 328 6.4 1,147 63
Enclosed and strip malls 164 5,890 5,094 35.9 1,156 69
Strip shopping center  163 5,087 4,470 31.3 1,138 69
Enclosed mall  1 803 624 582.8 1,288 70
Office  1,012 15,952 33,756 15.8 473 55
Administrative or professional 558 8,937 19,634 16.0 455 55
Bank or other financial  91 920 1,891 10.1 486 50
Government  113 2,655 5,434 23.4 489 55
Medical (non-diagnostic)  50 302 429 6.0 705 45
Mixed-use  125 2,656 5,166 21.2 514 60
Other office  74 482 1,202 6.5 401 55
Public assembly  352 5,559 3,108 15.8 1,716 56
Library  24 761 477 32.0 1,592 52
Entertainment or culture 51 1,266 593 24.7 2,062 54
Recreation  100 1,898 702 18.9 2,638 68
Social or meeting  135 948 665 7.0 1,227 42
Other assembly  41 685 670 16.6 1,017 78
Public order and safety  84 1,440 1,854 17.2 756 113
Fire or police station  69 572 788 8.3 678 112
Courthouse or probation office 6 436 741 69.4 589 53
Other public order  9 432 326 49.9 1,324 168
Religious worship  412 4,557 1,940 11.1 2,295 31
Service  619 4,630 4,031 7.5 1,086 56
Post office or postal center  30 446 553 14.7 807 73
Repair shop  84 535 502 6.3 1,066 50
Vehicle service or repair  214 1,653 1,514 7.7 1,092 55
Vehicle storage or maintenance 176 1,311 904 7.4 1,171 54
Other service  114 685 558 6.0 1,224 59
Warehouse and storage  796 13,077 6,362 16.4 1,843 67
Nonrefrigerated 787 12,635 6,108 16.1 1,847 67
Warehouse 427 5,377 3,018 12.6 1,572 52
Distribution or shipping center 151 5,688 2,991 37.6 1,886 56
Self storage units  209 1,571 99 7.5 9,054 106
Refrigerated  8 443 254 52.1 1,743 81
Other  125 2,002 1,611 16.0 1,193 61
Laboratory  16 467 713 30.1 655 61
Other  109 1,535 898 14.0 1,621 61
Vacant  296 3,256 236 11.0 3,309 8
     1Buildings with zero workers are excluded from this column. 
2Includes Convenience stores and Convenience stores with gas stations.
Q = Data withheld either because the Relative Standard Error (RSE) was greater than 50 percent or fewer than 20 buildings were sampled.
Notes: • Because of rounding, data may not sum to totals.  • See the
Guide to the 2012 CBECS Detailed Tables or CBECS Terminology for definitions 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.