It's becoming even rarer. I still hear 'thou' from older speakers. It might be they don't use it with socially superior people (I'm not one) but it has an intimate, friendly tone. The plural up here in West Cumbria is 'yous' while the general singular is 'you'

Author, Psychiatric Nurse, Narrator. I also produce the Classic Ghost Stories Podcast. Link Tree: https://linktr.ee/classicghostpod

Author, Psychiatric Nurse, Narrator. I also produce the Classic Ghost Stories Podcast. Link Tree: https://linktr.ee/classicghostpod