Mean Travel Time to Work for Those Who Did Not Work at Home (in Minutes)
| A r e a | 1980 | 1990 | 2000 | 2010 |
| North Dakota | 13.2 | 13.0 | 15.8 | 16.0 |
| Region I | 14.6 | 12.6 | 15.8 | 15.9 |
| Region II | 13.4 | 12.8 | 15.6 | 16.0 |
| Region III | 12.0 | 12.5 | 15.2 | 13.7 |
| Region IV | 12.8 | 12.6 | 15.3 | 14.2 |
| Region V | 13.5 | 14.0 | 16.2 | 16.4 |
| Region VI | 10.7 | 11.3 | 14.9 | 14.0 |
| Region VII | 13.9 | 13.3 | 16.7 | 17.6 |
| Region VIII | 14.4 | 12.9 | 14.7 | 16.6 |
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