Adele arrives at the Brit Awards on February 21, 2012 in London. Credit: Dave M. Benett/Getty

Adele is rolling in the dough!

The six-time Grammy winning British singer/songwriter, 23, has been declared the United Kingdom's richest young musician, according to a report to be released in the U.K.'s Sunday Times April 29.

Earning $9.5 million in 2011 -- when her smash second album, 21, was released -- Adele saw her net worth skyrocket to more than $31.8 million in the 12 months that followed.

Adele's earnings far exceed that of second-place earner, Girls Aloud singer Cheryl Cole, 28, who has an estimated worth of $19.1 million.

Also making the list of England's most marketable young music stars under 30? Florence and the Machine's Florence Welch, 25, ($11.1 million) and newbie soul singer Jessie J, 24, ($7.9 million).

Making the Sunday Times Young Entertainers Rich List for their acting talents were first-place finisher Daniel Radcliffe, 22, ($86.1 million), Robert Pattinson, 25, ($63.6 million) and Keira Knightley, 27, who settled into third place after earning $47.7 million), among others.