| TRANSPORT | Seattle | Philadelphia | United States |
| Commute Time | 28.1 | 35.4 | 28.1 |
| COMMUTE MODE | | | |
| Auto (alone) | 51.76% | 50.64% | 75.83% |
| Carpool | 10.37% | 9.29% | 10.67% |
| Mass Transit | 19.35% | 27.22% | 4.78% |
| Work at Home | 5.35% | 2.49% | 4.07% |
| COMMUTE TIME TO WORK | | | |
| Commute Less Than 15 min. | 21.85% | 16.43% | 28.58% |
| Commute 15 to 29 min. | 42.11% | 31.97% | 36.13% |
| Commute 30 to 44 min. | 23.72% | 27.48% | 19.69% |
| Commute 45 to 59 min. | 6.50% | 11.66% | 7.50% |
| Commute greater than 60 min. | 5.82% | 12.46% | 8.10% |
