| Mall of America | Pentagon |
| Mall opened August 11, 1992 | Construction completed 15 January 1943 |
| Gross building area (sq. ft.) 4.2 million | Gross floor area (sq. ft.) 6,636,360 |
| Gross leasable retail space (sq. ft.) 2.5 million | Net space for offices, concessions and storage (sq. ft.) 3,705,793 |
| Parking spaces on-site 13,000 | Parking Capacity (vehicles) 8,770 |
| Walking distance around one level 0.57 miles | Total length of corridors (miles) 17.5 |
| employees 13,000 (during summers and holidays) | Approximately 23,000 employees, both military and civilian |
| More than 45 miles of US West phone lines | 100,000 miles of telephone cable |
| source: Mall of America.com | source: Defenselink.com |