| Troy - Means of Transportation to Work | FIPS Code=19085 |
| 1970 | 1980 | 1990 | |
| Per Cent of Working Population that Drove Alone to Work | 50.84 | 45.40 | 63.79 |
| Per Cent of Working Population that Carpooled to Work | 13.43 | 32.65 | 23.04 |
| Per Cent of Working Population that Used Public Transportation | 1.68 | 0.00 | 0.00 |
| Per Cent of Working Population that Walked to Work | 32.37 | 12.01 | 2.35 |
| Per Cent of Working Population that Used Other Means to Get to Work | 0.00 | 2.06 | 3.92 |
| Per Cent of Working Population that Worked at Home | 1.68 | 7.88 | 6.90 |