Core Cities Group Group membership Group membership

| City | County | Region | Local_authority | Type_ | Population | Urban_area | Metropolitan_area |
|---|---|---|---|---|---|---|---|
| Birmingham | West Midlands | West Midlands | Birmingham City Council | Metropolitan borough | 1073000 | 2284093 | 3683000 |
| Bristol | Bristol | South West England | Bristol City Council | Unitary authority | 428200 | 587400 | 1041000 |
| Leeds | West Yorkshire | Yorkshire and the Humber | Leeds City Council | Metropolitan borough | 751500 | 1499465 | 2302000 |
| Liverpool | Merseyside | North West England | Liverpool City Council | Metropolitan borough | 466400 | 816216 | 2241000 |
| Manchester | Greater Manchester | North West England | Manchester City Council | Metropolitan borough | 503100 | 2240230 | 2556000 |
| Newcastle | Tyne and Wear | North East England | Newcastle City Council | Metropolitan borough | 280200 | 879996 | 1599000 |
| Nottingham | Nottinghamshire | East Midlands | Nottingham City Council | Unitary authority | 305700 | 666358 | 1543000 |