:^) Little Jimmy Dickens had a song about sleeping tight. ;^)
Oldest continuously occupied home in England dates from 1148. Most places have only surviving elements from the original construction. There are however buildings that survive in some form from Roman Britain, they’re just not houses.
https://www.abroadintheyard.com/12-buildings-today-around-when-richard-iii-on-throne/
Little Jimmy Dickens was one of my mothers favorites.