Release date: 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

Table PBA1. Summary table: total and means of floorspace, number of workers, and hours of operation 

by building activity subcategories, 2012
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

Table PBA1. Summary table: total and means of floorspace, number of workers, and hours of operation 

by building activity subcategories, 2012

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. 

 2

Includes 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.