Arlington County’s office buildings include several buildings with a combination of offices and other functional space, including theater space, trades worker shops and extensive telecommunications equipment. However, we used the ENERGY STAR guidelines and classify each as an office building if more than half of the space is used for offices.
Offices: Site Energy Use Intensity (kBTU/ft²), 2007 and 2017
| Facility | 2007 | 2017 |
| Court Square West | 83.8 | 71.1 |
| Courthouse Plaza | 87.3 | 152.3 |
| DHS Facility - 1810 Edison | 90.3 | |
| Drewry Health Center | 104.4 | |
| Fire Training Academy | 65.7 | 41.3 |
| Justice Center (Courts/Police) | 67.4 | 59.3 |
| Parks Cultural Affairs | 102.4 | |
| Parks Operations | 113.4 | 101.5 |
| Stambaugh Human Services Center (Sequoia 1) | 85.3 | |
| Solid Waste/Traffic Engineering | 105.5 | 100.7 |
| Thomas Building | ||
| Water Control Center | 85.3 | 72.8 |
| Water, Sewer, Streets Administration | 107.6 | 88.0 |
See this page for an explanation of the building and energy details provided.