Middlesbrough is an English Unitary Authority.
| Year | All Motor Vehicles | Cars and Taxis | Road Network Total Length |
|---|---|---|---|
| 2000 | 751,100,000 | 635,900,000 | 312.0 miles (502.1 km) |
| 2001 | 756,200,000 | 640,200,000 | 312.8 miles (503.4 km) |
| 2002 | 756,600,000 | 639,300,000 | 313.7 miles (504.8 km) |
| 2003 | 750,500,000 | 627,600,000 | 313.6 miles (504.7 km) |
| 2004 | 750,600,000 | 625,100,000 | 313.7 miles (504.9 km) |
| 2005 | 736,000,000 | 611,100,000 | 317.7 miles (511.3 km) |
| 2006 | 725,000,000 | 601,100,000 | 311.4 miles (501.2 km) |
| 2007 | 718,700,000 | 590,400,000 | 313.3 miles (504.2 km) |
| 2008 | 699,300,000 | 574,700,000 | 313.4 miles (504.4 km) |
| 2009 | 686,400,000 | 568,800,000 | 315.8 miles (508.2 km) |
| 2010 | 667,800,000 | 549,600,000 | 315.7 miles (508.0 km) |
| 2011 | 666,600,000 | 549,800,000 | 317.2 miles (510.5 km) |
| 2012 | 677,400,000 | 560,500,000 | 317.9 miles (511.7 km) |
| 2013 | 666,300,000 | 552,400,000 | 318.5 miles (512.6 km) |
| 2014 | 686,300,000 | 565,400,000 | 319.3 miles (513.8 km) |
| 2015 | 699,900,000 | 576,300,000 | 321.7 miles (517.7 km) |
| 2016 | 700,700,000 | 573,100,000 | 319.8 miles (514.7 km) |
| 2017 | 721,700,000 | 584,500,000 | 322.6 miles (519.2 km) |
| 2018 | 742,100,000 | 601,900,000 | 329.1 miles (529.7 km) |
| 2019 | 764,000,000 | 625,500,000 | 331.0 miles (532.6 km) |
| 2020 | 599,400,000 | 472,600,000 | 335.2 miles (539.5 km) |
| 2021 | 673,000,000 | 534,600,000 | 335.9 miles (540.5 km) |
| 2022 | 787,600,000 | 635,300,000 | 351.2 miles (565.3 km) |
| 2023 | 806,300,000 | 655,200,000 | 351.9 miles (566.3 km) |