Prevalence of autism in U.S. children aged 4 years in selected states 2020, by race
The prevalence rate of autism spectrum disorder among white, non-Hispanic four-year-old children in California was 31 per 1,000 in 2020. Autism spectrum disorder is a developmental disability characterized by deficits in social communication and interaction as well as repetitive behavior, interest, or activity patterns.This statistic displays the estimated prevalence of autism spectrum disorder among children aged four years in selected U.S. states in 2020, by race/ethnicity.