Pew Research Center also says that 63% of Asian Americans speak a language other than English at home:
https://www.pewresearch.org/short-reads/2025/05/01/key-facts...
More data is needed here.
FWIW, until 2024, the US treated the state of being Hispanic differently from race, which seems like it could be a confounding factor. (Not that I believe that it explains any of the educational outcome data, but it’s still bizarre and IMO messy.) Here’s the updated guidance:
https://www.federalregister.gov/documents/2024/03/29/2024-06...