Collection

Road network size and condition

Information and statistics on road network size and condition.

Department for Transport produces statistics relating to Great Britain’s road network on:

  • road length
  • road condition

Road length statistics

Road length statistics provide estimates of the length of all roads maintained at public expense in Great Britain, by road category and region.

Road condition statistics

Road condition statistics provides information on the condition of local authority road, motorways and trunk roads in England.

Technical information

Guide to road network size and condition statistics

National statistics

Road length statistics was assessed by the UK Statistics Authority and confirmed as National Statistics in February 2013.

All road condition statistics published by the department are official statistics. The department’s view is that these statistics are robust and have been produced to a suitable standard.

Pre-release access list

The post holders given access to these statistics up to 24 hours prior to release are available in the pre-release access list.

See all statistics published by DfT

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Road condition statistics

Road length statistics

Road length publications

  1. Road lengths in Great Britain: 2015

    • National Statistics
  2. Road lengths in Great Britain: 2014

    • National Statistics
  3. Road lengths in Great Britain: 2013

    • National Statistics
  4. Road lengths in Great Britain: 2012

    • National Statistics
  5. Road lengths in Great Britain: 2011

    • National Statistics
  6. Road lengths in Great Britain: 2010

    • National Statistics

Road condition publications

  1. Road conditions in England: 2015

    • Official Statistics
  2. Road conditions in England: 2014

    • Official Statistics
  3. Road conditions in England: 2013

    • National Statistics
  4. Road conditions in England: 2012

    • National Statistics
  5. Road conditions in England: 2011

    • National Statistics

Data tables

  1. The condition of local authority managed roads (RDC01)

    • Statistical data set
  2. The condition of trunk roads (RDC02)

    • Statistical data set
  3. Road conditions: Contextual information (RDC03)

    • Statistical data set
  4. Road construction and taxation (RDE01)

    • Statistical data set
  5. Road lengths (miles) (RDL01)

    • Statistical data set
  6. Road lengths (kilometres) (RDL02)

    • Statistical data set