The most likely candidates are places like Bradford and Birmingham, which are still - according to wikipedia - 60%+ white british, that's without even considering british asian or other people born in and native to the UK.
Again, sorry, I can't find any sources to support your facts here, maybe I looked in a different place to you, so perhaps you could share your sources?
Again, sorry, I can't find any sources to support your facts here, maybe I looked in a different place to you, so perhaps you could share your sources?