The Federal Highway Administration, a division of the U.S. Department of Transportation, has released the newest numbers for miles driven in September, showing an overall increase of 1.5 percent, or 3.7 billion vehicle miles, compared with September 2012.
When compared with August 2013, miles driven were down. Overall, miles driven for the month is estimated to be 241.7 billion, compared to 267.0 billion in August.
Cumulative travel for 2013 grew slightly by 0.4 percent, or 9.8 billion vehicle miles. The cumulative estimate for the year is 2,233.9 billion vehicle miles.
All regions showed a decline in vehicle miles driven from August 2013. The steepest decline was in the West, down 1.16 percent. All regions dropped an average of 1 percent in miles driven month over month.
This reverses the trend saw in August when miles driven climbed over July.
Comparing September 2013 to September 2012, the South Atlantic and South Gulf tied for the highest increase, up 2.4 percent. Only the West showed a decline, down 0.2 percent.
| Region | September 2013 | August 2013 (revised) | Percent Change |
| Northeast | 36,368 | 39,167 | -1.07 |
| South Atlantic | 50,117 | 54,496 | -1.09 |
| North Central | 55,872 | 60,443 | -1.08 |
| South Gulf | 48,821 | 53,930 | -1.1 |
| West | 50,481 | 58,963 | -1.16 |
| Total | 241,656 | 266,999 | -1.1 |
| Region | September 2013 | September 2012 | Percent Change |
| Northeast | 36,368 | 36,022 | +1.0 |
| South Atlantic | 50,117 | 48,924 | +2.4 |
| North Central | 55,872 | 54,776 | +2.0 |
| South Gulf | 48,821 | 47,685 | +2.4 |
| West | 50,481 | 50,560 | -0.2 |
| Total | 241,656 | 237,970 | +1.5 |
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