The Federal Highway Administration, a division of the U.S. Department of Transportation, has released the newest numbers for miles driven in January 2015. They show an increase of 4.9 percent, or 11.1 billion vehicle miles, compared to January 2014.
Travel for the month is estimated to be 237.3 billion vehicle miles. Cumulative travel for 2015 is up 4.9 percent, or 11.1 billion vehicle miles. The cumulative estimate for the year is 237.3 billion vehicle miles.
Comparing month-over-month figures, the Northeast showed the largest decline, down 19.2 percent, followed by the West, down 12.4 percent. The South Gulf showed the slightest decline, down 0.4 percent.
Looking at year-over-year figures, the largest increase was in the North Central region, up 7.4 percent, followed by the South Atlantic, up 5.8 percent.
Month-over-month figures:
| Region | January 2015 (Preliminary) | December 2014 (Revised) | Percent Change |
| Northeast | 31,510 | 37,548 | -19.2 |
| South Atlantic | 51,729 | 52,629 | -1.7 |
| North Central | 53,989 | 56,552 | -4.8 |
| South Gulf | 48,869 | 49,052 | -0.4 |
| West | 51,243 | 57,619 | -12.4 |
| Total | 237,338 | 253,399 | -6.8 |
Year-over-year figures:
| Region | January 2015 (in millions) | January 2014 (in millions) | Percent Change |
| Northeast | 31,510 | 31,309 | 0.6 |
| South Atlantic | 51,729 | 48,877 | 5.8 |
| North Central | 53,989 | 50,249 | 7.4 |
| South Gulf | 48,869 | 46,724 | 4.6 |
| West | 51,243 | 49,119 | 4.3 |
| Total | 237,338 | 226,279 | 4.9 |
