The Norfolk highways centre line network data is a digital representation of the centre lines of all the roads in Norfolk that are maintainable at public expense by Norfolk County Council.
Download our Norfolk Highways Centre Line Network data in KMZ (Keyhole Markup Language Zipped) format, from related downloads on this page.
The KMZ file format is suitable for use in mapping applications such as:
Google Earth
Other GIS platforms that support KMZ files
Please note this data does not include Trunk roads. It contains OS data, under Crown copyright and database rights 2025. This Norfolk Highways Centre Line Network data is licensed under the Open Government Licence 3.0, except where otherwise stated.