Medway is an English Unitary Authority.
| Year | All Motor Vehicles | Cars and Taxis | Road Network Total Length |
|---|---|---|---|
| 2000 | 774,600,000 | 630,600,000 | 505.9 miles (814.1 km) |
| 2001 | 778,700,000 | 631,100,000 | 507.1 miles (816.1 km) |
| 2002 | 794,500,000 | 645,600,000 | 508.2 miles (817.8 km) |
| 2003 | 790,100,000 | 636,800,000 | 509.4 miles (819.8 km) |
| 2004 | 804,300,000 | 646,400,000 | 511.2 miles (822.7 km) |
| 2005 | 798,100,000 | 638,700,000 | 510.5 miles (821.5 km) |
| 2006 | 818,100,000 | 655,200,000 | 515.4 miles (829.4 km) |
| 2007 | 813,400,000 | 644,400,000 | 516.2 miles (830.7 km) |
| 2008 | 808,600,000 | 640,200,000 | 518.0 miles (833.6 km) |
| 2009 | 795,500,000 | 637,800,000 | 518.8 miles (835.0 km) |
| 2010 | 803,800,000 | 646,400,000 | 524.6 miles (844.2 km) |
| 2011 | 808,200,000 | 653,800,000 | 526.0 miles (846.5 km) |
| 2012 | 800,200,000 | 643,500,000 | 527.4 miles (848.8 km) |
| 2013 | 821,400,000 | 663,400,000 | 531.3 miles (855.0 km) |
| 2014 | 844,900,000 | 678,600,000 | 531.5 miles (855.3 km) |
| 2015 | 856,100,000 | 682,800,000 | 530.7 miles (854.1 km) |
| 2016 | 866,900,000 | 687,000,000 | 530.5 miles (853.7 km) |
| 2017 | 873,900,000 | 690,300,000 | 532.0 miles (856.2 km) |
| 2018 | 868,400,000 | 685,800,000 | 530.3 miles (853.5 km) |
| 2019 | 878,800,000 | 692,900,000 | 532.0 miles (856.2 km) |
| 2020 | 727,800,000 | 552,000,000 | 534.4 miles (860.0 km) |
| 2021 | 781,600,000 | 597,800,000 | 536.3 miles (863.0 km) |
| 2022 | 838,800,000 | 648,800,000 | 533.6 miles (858.8 km) |
| 2023 | 851,200,000 | 662,300,000 | 534.3 miles (859.8 km) |