The singer has won the last 3 years in a row.
Adele has been crowned the richest British celebrity aged 30 and under, for a third year in a row.
The 30-year-old is reportedly worth £147.5 million, according to Heat magazine’s 2018 Rich List.
Ed Sheeran came in second place on the list at £94 million.
One Direction star Harry Styles claimed 4th with his fortune of £58 million.
Harry Potter alumni Daniel Radcliffe and Emma Watson completed the top 5; Radcliffe in third spot with £87 million and Emma in fifth place with an estimated fortune of £55 million.