| Grand Isle - Means of Transportation to Work | FIPS Code=13010 |
| 1970 | 1980 | 1990 | |
| Per Cent of Working Population that Drove Alone to Work | 58.36 | 46.93 | 76.04 |
| Per Cent of Working Population that Carpooled to Work | 16.73 | 43.56 | 16.90 |
| Per Cent of Working Population that Used Public Transportation | 1.78 | 0.40 | 0.00 |
| Per Cent of Working Population that Walked to Work | 0.00 | 1.98 | 2.31 |
| Per Cent of Working Population that Used Other Means to Get to Work | 6.05 | 1.58 | 1.50 |
| Per Cent of Working Population that Worked at Home | 17.08 | 5.54 | 3.24 |