The 5 largest ethnic groups in Desert Hot Springs, CA are White (Hispanic) (39.5%), White (Non-Hispanic) (30.4%), Other (Hispanic) (12.1%), Black or African...
I have visited Indian casinos near Desert Hot Springs...One of them being Morongo Casino...
My theory is that many whites, who live in that area, do not have school-age kids...But, Hispanics, who work in service sector, have school-age kids...