For the first time, his multiracial identity will be reflected in the next census. He is, after all, 23. Asian kids, Hispanic kids, white kids, black kids. And, most of all, multiracial kids. Well, probably most of all.
Nobody knows for sure.
Turtle Rock, like most private schools, doesn't ask parents about race or ethnicity. Even if it did, the school probably wouldn't track multiracial kids. In the United States, hardly anybody does. But that will change. Instead of picking a single race, as previous censuses have required, Americans will be allowed to check off all the race boxes that apply to them.