 In September 2010, Santa Cruz Derby Girls was accepted as a full member of the Women's Flat Track Derby Association., and in 2011, the league earned 501(c)(3) classification.The league moved into the newly inaugurated Kaiser Permanente Arena in 2013, with a then-record (for the league) crowd of 2,178 who saw Santa Cruz defeat Las Vegas' Sin City Rollergirls 153-124.In 2015, SCDG returned to the Santa Cruz Civic Auditorium, where they had previously played in 2010.