| | Piedmont, CA | Lafayette, CA | United States |
| Commute Time | 30 | 31 | 27 |
| space | | | |
| Commute Mode | | | |
| | Piedmont, CA | Lafayette, CA | United States |
| Auto (alone) | 47.9% | 49.0% | 73.2% |
| Carpool | 10.5% | 4.2% | 8.6% |
| Mass Transit | 10.2% | 13.3% | 4.2% |
| Bicycle | 0.4% | 0.2% | 0.5% |
| Walk | 1.5% | 0.7% | 2.5% |
| Work at Home | 28.1% | 32.1% | 9.7% |
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| Commute Time To Work | | | |
| | Piedmont, CA | Lafayette, CA | United States |
| Commute Less Than 5 min. | 1.6% | 3.5% | 2.9% |
| Commute 6 to 9 min. | 6.0% | 7.4% | 9.5% |
| Commute 10 to 14 min. | 13.8% | 14.4% | 13.2% |
| Commute 15 to 19 min. | 14.0% | 11.5% | 15.2% |
| Commute 20 to 24 min. | 10.6% | 13.1% | 14.3% |
| Commute 25 to 29 min. | 7.9% | 4.3% | 6.7% |
| Commute 30 to 34 min. | 14.5% | 8.1% | 13.7% |
| Commute 35 to 39 min. | 4.0% | 2.4% | 3.1% |
| Commute 40 to 44 min. | 4.9% | 6.2% | 4.0% |
| Commute 45 to 59 min. | 9.4% | 12.7% | 8.2% |
| Commute 60 to 89 min. | 11.2% | 12.4% | 6.2% |
| Commute greater than 90 min. | 2.1% | 4.0% | 2.9% |