| City | 2026 Pop. ↓ |
|---|---|
| Wiltshire | 531,890 |
| Wakefield | 375,620 |
| Wigan | 350,509 |
| Wandsworth | 341,081 |
| Wirral | 330,714 |
| Walsall | 300,361 |
| Wolverhampton | 287,161 |
| Waltham Forest | 280,896 |
| Warrington | 216,705 |
| Westminster | 208,711 |
| Wokingham | 193,372 |
| West Lothian | 188,591 |
| Wealden | 169,588 |
| West Berkshire | 166,526 |
| Windsor and Maidenhead | 160,991 |
| Warwick | 158,150 |
| Wychavon | 141,855 |
| Winchester | 139,004 |
| Wrexham | 138,848 |
| Waverley | 136,576 |
| Welwyn Hatfield | 124,876 |
| West Lancashire | 123,959 |
| West Oxfordshire | 123,677 |
| Wyre | 121,157 |
| Worthing | 115,132 |
| Watford | 108,967 |
| Worcester | 107,483 |
| Woking | 106,218 |
| Wyre Forest | 104,791 |
| West Lindsey | 100,839 |
| West Dunbartonshire | 88,941 |
| West Devon | 59,924 |