| TRANSPORT | Rockville | San Mateo | United States |
| Commute Time | 35.3 | 26.8 | 28.1 |
| COMMUTE MODE | | | |
| Auto (alone) | 63.56% | 74.37% | 75.83% |
| Carpool | 10.36% | 9.58% | 10.67% |
| Mass Transit | 16.74% | 6.20% | 4.78% |
| Work at Home | 5.35% | 4.20% | 4.07% |
| COMMUTE TIME TO WORK | | | |
| Commute Less Than 15 min. | 18.48% | 30.57% | 28.58% |
| Commute 15 to 29 min. | 31.13% | 36.67% | 36.13% |
| Commute 30 to 44 min. | 24.70% | 19.70% | 19.69% |
| Commute 45 to 59 min. | 13.37% | 6.78% | 7.50% |
| Commute greater than 60 min. | 12.33% | 6.27% | 8.10% |
