The January 30 events at L.A.'s Kia Forum and Intuit Dome featured Billie Eilish, Red Hot Chilli Peppers and Joni Mitchell as the devastating fires were finally contained.
The $100 million estimate includes donations, ticket sales, sponsorships, merchandise, private gifts and matching donations.
The music industry came together for an ambitious Los Angeles fire relief effort the week of the Grammy Awards that is estimated to have raised more than $120 million.