| TRANSPORT | South Houston | Castle Rock | United States |
| Commute Time | 29.3 | 30.1 | 28.1 |
| COMMUTE MODE | | | |
| Auto (alone) | 68.96% | 76.57% | 75.83% |
| Carpool | 23.97% | 8.90% | 10.67% |
| Mass Transit | 1.28% | 1.19% | 4.78% |
| Work at Home | 0.59% | 9.94% | 4.07% |
| COMMUTE TIME TO WORK | | | |
| Commute Less Than 15 min. | 27.13% | 32.59% | 28.58% |
| Commute 15 to 29 min. | 32.22% | 25.81% | 36.13% |
| Commute 30 to 44 min. | 24.05% | 20.54% | 19.69% |
| Commute 45 to 59 min. | 8.56% | 13.28% | 7.50% |
| Commute greater than 60 min. | 8.04% | 7.78% | 8.10% |
