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* Certified Data provided for On-System Daily Vehicle Miles, Centerline Miles and Lane Miles are based on calendar year 2022, provided by TPP-Data Management. These mileage statistics are On-System only (under the jurisdiction of TxDOT).
| County | Value * |
|---|---|
| Bastrop | 2,790,802.146 |
| Blanco | 752,227.130 |
| Burnet | 1,923,895.718 |
| Caldwell | 1,458,366.368 |
| Gillespie | 851,162.000 |
| Hays | 5,951,420.562 |
| Lee | 780,530.168 |
| Llano | 624,836.300 |
| Mason | 232,291.680 |
| Travis | 21,024,462.595 |
| Williamson | 9,965,521.517 |