Monthly Vehicle Miles of Travel

The Traffic Data Branch produces a Monthly Vehicle Miles of Travel (MVMT) report (often called the "Trend" report). This report estimates the number of vehicle miles that motorists traveled on California State Highways using a sampling of up to 20 traffic monitoring sites. Various roadway types are used to calculate VMT.


Monthly Vehicle Miles of Travel:

The Monthly Vehicle Miles of Travel (VMT) report for the California State Highway System gives the estimated vehicle miles driven and the resulting percentage changes in travel. The "Percentage of Change in Travel" charts are for driven over a three year period.

2017, Months 1-12 (January-December)

2017 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8

2017 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8

2017 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8

2016, Months 1-12 (January-December)

2016 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2016 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2016 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2015, Months 1-12 (January-December)

2015 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2015 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2015 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2014, Months 1-12 (January-December)

2014 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2014 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2014 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2013, Months 1-12 (January-December)

2013 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2013 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2013 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2012, Months 1-12 (January-December)

2012 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2012 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2012 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2011, Months 1-12 (January-December)

2011 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2011 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2011 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2010, Months 1-12 (January-December)

2010 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2010 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2010 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2009, Months 1-12 (January-December)

2009 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2009 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2009 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2008, Months 1-12 (January-December)

2008 Travel on State Highways:
1 | 2 | 3 | 4 | 5 | 6
7
| 8 | 9 | 10 | 11 | 12

2008 Percentage of Change in Travel:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12

2008 Monthly Traffic Trend Computations:
1 | 2 | 3 | 4 | 5 | 6
7 | 8 | 9 | 10 | 11 | 12


Historical Monthly VMT- Lists monthly/annual statewide Vehicle Miles Traveled (VMT) on State Highways for the past 43 years. 1972-2015.

Historical Monthly VMT

For information regarding the monthly trend reports, please contact: cindy.pribyl@dot.ca.gov


For travel reports, surveys, and forecast documents, especially related to fuel consumption, Commercial Truck VMT, and VMT data per capita, please contact another area of Caltrans: Caltrans Division of Research, Innovation, & System Information Data Library