The data shows the percentage of pre-school enrollment in the U.S. in 2017, by age group and type of program. In 2017, about 33% of the 4-year-olds were enrolled in the pre-kindergarten, while 8% of the 4-year-olds were enrolled in Head Start. Head Start is a federal program that promotes the school readiness of children ages birth to five years from low-income families.
3-year-olds | 5 | 8 | 3 | 84 |
4-year-olds | 33 | 8 | 3 | 56 |