Schooling, like many other things in the US, varies from state to state, and things are not “one size fits all” when enrolling your children in school.
For the most part, every state’s public school begins with kindergarten at the age of five. Prior to kindergarten, there is preschool, but preschool is privately operated and therefore not free.
In most school districts, there are three levels of education, broken up by grades.
It is required to enroll your children in school, and in most states it is mandatory until they graduate. Every local school district is different. In some smaller communities, there may be just one school for each level of education (elementary, middle, and high). However, in larger cities, you might find there are multiple elementary schools and middle schools in the district and one high school that they feed into. Regardless of community make up, where your children will attend school is based on where you live.
Each school district will have specific documents to submit for a student to enroll, but most will require:
Typically, showing up to the school in your district and visiting the front desk to ask for help in enrolling your child in their school is the easiest way to get it done!
https://www.greatschools.org/school-district-boundaries-map/