- Data only includes miles travelled on county roads. It does not include miles travelled on city, state or federal roads and highways.
- Lack of a visible bar can occur when the number is so small the result is a bar less than one pixel in height.
| Data for the Smith County Road Miles Chart |
|---|
| Calendar Year | Number of All Vehicle Miles | Change from Prior Year | Number of Truck Miles | Change from Prior Year |
|---|
| 2005 | 382,351.806 | N/A | 12,235.158 | N/A |
| 2006 | 382,351.806 | 0.0% | 12,235.158 | 0.0% |
| 2007 | 480,132.091 | 25.6% | 15,364.203 | 25.6% |
| 2008 | 470,334.891 | -2.0% | 15,050.703 | -2.0% |
| 2009 | 466,999.747 | -0.7% | 14,943.992 | -0.7% |
| 2010 | 466,584.248 | -0.1% | 14,930.696 | -0.1% |
| 2011 | 464,177.707 | -0.5% | 14,853.687 | -0.5% |
| 2012 | 464,355.409 | 0.0% | 14,859.373 | 0.0% |
| 2013 | 391,884.533 | -15.6% | 12,540.305 | -15.6% |
| 2014 | 462,606.604 | 18.0% | 14,803.411 | 18.0% |
| 2015 | 471,289.512 | 1.9% | 15,085.290 | 1.9% |
| 2016 | 472,659.778 | 0.3% | 15,129.139 | 0.3% |
| 2017 | 483,479.938 | 2.3% | 15,634.789 | 3.3% |
| 2018 | 405,677.196 | -16.1% | 15,618.987 | -0.1% |
| 2019 | 403,710.368 | -0.5% | 16,027.819 | 2.6% |
| 2020 | 405,858.697 | 0.5% | 17,197.197 | 7.3% |
| 2021 | 411,295.283 | 1.3% | 17,131.065 | -0.4% |
| 2022 | 373,496.922 | -9.2% | 16,038.956 | -6.4% |