- 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 Hays County Road Miles Chart |
|---|
| Calendar Year | Number of All Vehicle Miles | Change from Prior Year | Number of Truck Miles | Change from Prior Year |
|---|
| 2005 | 333,794.195 | N/A | 1.643 | N/A |
| 2006 | 321,841.615 | -3.6% | 1.643 | 0.0% |
| 2007 | 299,693.225 | -6.9% | 1.643 | 0.0% |
| 2008 | 257,192.560 | -14.2% | 172.341 | 10,389.4% |
| 2009 | 253,417.085 | -1.5% | 176.676 | 2.5% |
| 2010 | 341,462.410 | 34.7% | 10,926.797 | 6,084.7% |
| 2011 | 341,124.325 | -0.1% | 10,915.978 | -0.1% |
| 2012 | 340,510.885 | -0.2% | 10,896.348 | -0.2% |
| 2013 | 340,292.515 | -0.1% | 10,889.360 | -0.1% |
| 2014 | 343,890.170 | 1.1% | 11,004.485 | 1.1% |
| 2015 | 413,721.038 | 20.3% | 13,776.824 | 25.2% |
| 2016 | 413,567.005 | 0.0% | 13,782.873 | 0.0% |
| 2017 | 444,926.259 | 7.6% | 16,771.768 | 21.7% |
| 2018 | 466,133.084 | 4.8% | 18,279.108 | 9.0% |
| 2019 | 463,940.871 | -0.5% | 18,542.175 | 1.4% |
| 2020 | 403,130.305 | -13.1% | 18,151.009 | -2.1% |
| 2021 | 415,813.434 | 3.1% | 17,380.268 | -4.2% |
| 2022 | 419,794.469 | 1.0% | 17,348.227 | -0.2% |