| Ira - Means of Transportation to Work | FIPS Code=21045 |
| 1970 | 1980 | 1990 | |
| Per Cent of Working Population that Drove Alone to Work | 71.70 | 64.02 | 73.76 |
| Per Cent of Working Population that Carpooled to Work | 13.21 | 25.61 | 14.03 |
| Per Cent of Working Population that Used Public Transportation | 0.00 | 0.00 | 0.00 |
| Per Cent of Working Population that Walked to Work | 0.00 | 4.88 | 2.26 |
| Per Cent of Working Population that Used Other Means to Get to Work | 0.00 | 3.05 | 0.00 |
| Per Cent of Working Population that Worked at Home | 15.09 | 2.44 | 9.95 |