- 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 Callahan County Road Miles Chart |
|---|
| Calendar Year | Number of All Vehicle Miles | Change from Prior Year | Number of Truck Miles | Change from Prior Year |
|---|
| 2005 | 31,840.225 | N/A | 0.000 | N/A |
| 2006 | 31,840.225 | 0.0% | 0.000 | N/A |
| 2007 | 31,833.250 | 0.0% | 0.000 | N/A |
| 2008 | 31,861.625 | 0.1% | 0.000 | N/A |
| 2009 | 31,680.975 | -0.6% | 0.000 | N/A |
| 2010 | 20,440.220 | -35.5% | 654.087 | N/A |
| 2011 | 20,440.630 | 0.0% | 653.856 | 0.0% |
| 2012 | 20,439.970 | 0.0% | 653.856 | 0.0% |
| 2013 | 20,440.010 | 0.0% | 654.080 | 0.0% |
| 2014 | 20,799.682 | 1.8% | 682.670 | 4.4% |
| 2015 | 20,873.401 | 0.4% | 700.673 | 2.6% |
| 2016 | 20,970.795 | 0.5% | 754.337 | 7.7% |
| 2017 | 20,990.699 | 0.1% | 493.478 | -34.6% |
| 2018 | 41,890.522 | 99.6% | 1,450.746 | 194.0% |
| 2019 | 41,886.855 | 0.0% | 1,357.128 | -6.5% |
| 2020 | 30,977.871 | -26.0% | 1,146.087 | -15.6% |
| 2021 | 31,190.790 | 0.7% | 1,153.764 | 0.7% |
| 2022 | 31,090.344 | -0.3% | 1,291.194 | 11.9% |