Wales Electoral Ward Boundaries hwm February 2021
This data shows the Local (Unitary) Authority Ward boundaries for Wales. This dataset is derived from the OS OpenData Boundary Line product: http://www.ordnancesurvey.co.uk/oswebsite/products/boundary-line/index.html
MapDataCymru
Mae MapDataCymru'n ffynhonnell ar gyfer data'r sector cyhoeddus yng Nghymru, gan ddarparu platfform data ar y cyd i aelodau'r cyhoedd ac awdurdodau cyhoeddus.
https://mapdata.llyw.cymru/