Per Forbes:-
"The band members are said to own a good chunk of Dublin real estate--by one estimate, their net worth may reach nearly $700 million. In September, Bono and his wife, Ali, received permission to add a three-floor extension to their new home, and bassist Adam Clayton has plans for an equally extravagant renovation, according to The Irish Times. Also, Bono and guitarist the Edge have bought and restored a Victorian hotel, the Clarence.
Last year, Forbes ranked U2 No. 5 on its 100 Top Celebrities list. The band's most recent tour grossed $130 million, and they took home $69 million."