- 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 Hemphill County Road Miles Chart |
|---|
| Calendar Year | Number of All Vehicle Miles | Change from Prior Year | Number of Truck Miles | Change from Prior Year |
|---|
| 2005 | 16,637.946 | N/A | 0.000 | N/A |
| 2006 | 17,728.403 | 6.6% | 7.249 | N/A |
| 2007 | 17,726.999 | 0.0% | 7.249 | 0.0% |
| 2008 | 17,725.173 | 0.0% | 7.249 | 0.0% |
| 2009 | 17,725.153 | 0.0% | 7.249 | 0.0% |
| 2010 | 19,661.420 | 10.9% | 629.165 | 8,579.6% |
| 2011 | 17,729.910 | -9.8% | 567.357 | -9.8% |
| 2012 | 19,316.165 | 8.9% | 618.117 | 8.9% |
| 2013 | 19,316.165 | 0.0% | 618.117 | 0.0% |
| 2014 | 21,964.390 | 13.7% | 702.860 | 13.7% |
| 2015 | 18,299.327 | -16.7% | 585.578 | -16.7% |
| 2016 | 18,299.327 | 0.0% | 585.578 | 0.0% |
| 2017 | 18,635.721 | 1.8% | 609.400 | 4.1% |
| 2018 | 57,236.464 | 207.1% | 1,688.723 | 177.1% |
| 2019 | 57,236.464 | 0.0% | 1,887.706 | 11.8% |
| 2020 | 11,410.500 | -80.1% | 389.982 | -79.3% |
| 2021 | 11,410.235 | 0.0% | 389.969 | 0.0% |
| 2022 | 11,507.909 | 0.9% | 154.943 | -60.3% |