395abcdd-aa4d-4690-be33-e0aae214b5d7 Senedd constituency boundaries 2026 2025-05-06 Geography & Technology 51.32336349639498 53.45880564049761 -5.813376498232251 -2.643521735043236 en Following the Senedd (Members and Elections) Act 2024 (the Act) the Democracy and Boundary Commission Cymru (DBCC) put forward recommendations from the 2026 review. 16 Senedd constituencies are formed by combining 2 contiguous UK Parliamentary constituencies. Each constituency will be represented by 6 members bringing the total number of Senedd members to 96. These decisions will take effect automatically at the 2026 Senedd election. © Democracy and Boundary Commission Cymru, [2025], licensed under the Open Government Licence 2025-05-06 WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetLegendGraphic&format=image/png&WIDTH=20&HEIGHT=20&LAYER=geonode:senedd_final_2026&STYLE=polygon&version=1.3.0&sld_version=1.1.0&legend_options=fontAntiAliasing:true;fontSize:12;forceLabels:on Senedd constituency boundaries 2026 (Legend Format) OGC:WFS https://datamap.gov.wales/geoserver/ows OGC WFS: geonode Service OGC:WMS https://datamap.gov.wales/geoserver/ows OGC WMS: geonode Service WWW:DOWNLOAD-1.0-http--download /static/geonode/img/missing_thumb.png?v=c401fef5 Senedd constituency boundaries 2026 (Thumbnail Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetLegendGraphic&format=image/png&WIDTH=20&HEIGHT=20&LAYER=geonode:senedd_final_2026&STYLE=senedd_borders___fb5491b0-cb6e-11f0-9f91-158450beec3b&version=1.3.0&sld_version=1.1.0&legend_options=fontAntiAliasing:true;fontSize:12;forceLabels:on Senedd constituency boundaries 2026 (Legend Format) WWW:LINK-1.0-http--link https://datamap.gov.wales/layers/geonode:senedd_final_2026 Web address (URL) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=json&srs=EPSG%3A27700&srsName=EPSG%3A27700 Senedd constituency boundaries 2026 (GeoJSON Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=excel&srs=EPSG%3A27700 Senedd constituency boundaries 2026 (Excel Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=csv&srs=EPSG%3A27700 Senedd constituency boundaries 2026 (CSV Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=text%2Fxml%3B+subtype%3Dgml%2F3.1.1&srs=EPSG%3A27700 Senedd constituency boundaries 2026 (GML 3.1.1 Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=gml2&srs=EPSG%3A27700 Senedd constituency boundaries 2026 (GML 2.0 Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=dxf&srs=EPSG%3A27700 Senedd constituency boundaries 2026 (DXF Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=gpkg&srs=EPSG%3A27700 Senedd constituency boundaries 2026 (OGC Geopackage Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Asenedd_final_2026&outputFormat=SHAPE-ZIP&srs=EPSG%3A27700&format_options=charset%3AUTF-8 Senedd constituency boundaries 2026 (Zipped Shapefile Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetMap&layers=geonode%3Asenedd_final_2026&format=image%2Fpng&height=550&width=495&srs=EPSG%3A27700&bbox=146597.09375%2C164538.390625%2C355308.03125%2C395994.125 Senedd constituency boundaries 2026 (PNG Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetMap&layers=geonode%3Asenedd_final_2026&format=application%2Fpdf&height=550&width=495&srs=EPSG%3A27700&bbox=146597.09375%2C164538.390625%2C355308.03125%2C395994.125 Senedd constituency boundaries 2026 (PDF Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetMap&layers=geonode%3Asenedd_final_2026&format=image%2Fjpeg&height=550&width=495&srs=EPSG%3A27700&bbox=146597.09375%2C164538.390625%2C355308.03125%2C395994.125 Senedd constituency boundaries 2026 (JPEG Format) WWW:DOWNLOAD-1.0-http--download https://datamap.gov.wales/download/7527 Senedd constituency boundaries 2026 (Original dataset Format) CEOS IDN DIF 9.7