| TRANSPORT | Houston | Philadelphia | United States |
| Commute Time | 30.4 | 35.4 | 28.1 |
| COMMUTE MODE | | | |
| Auto (alone) | 73.17% | 50.64% | 75.83% |
| Carpool | 14.20% | 9.29% | 10.67% |
| Mass Transit | 4.81% | 27.22% | 4.78% |
| Work at Home | 3.18% | 2.49% | 4.07% |
| COMMUTE TIME TO WORK | | | |
| Commute Less Than 15 min. | 20.46% | 16.43% | 28.58% |
| Commute 15 to 29 min. | 38.49% | 31.97% | 36.13% |
| Commute 30 to 44 min. | 25.42% | 27.48% | 19.69% |
| Commute 45 to 59 min. | 7.51% | 11.66% | 7.50% |
| Commute greater than 60 min. | 8.13% | 12.46% | 8.10% |
