Nor is it rare for a student to. However, it isnโ€™t uncommon for a student to begin 3rd grade at age 7. Webthe simple answer here is that 3rd graders are 8 to 9 years old.

Webhow old are third graders. Now, of course, there can be slight variations depending on when a childโ€™s birthday falls, but this age range is generally applicable across the united states. Webdiscover the typical age range for third graders in our comprehensive guide. Webexplore the age of a third grader, including their typical age range, developmental milestones, grade level, social interactions, and cognitive abilities. Webeach grade level has its own designation: Webon average, a 3rd grader is usually around 8 to 9 years old. Third graders are 8 years old for most of the school year, but can start the school year at 7 or finish it at age 9 depending on their.

Webeach grade level has its own designation: Webon average, a 3rd grader is usually around 8 to 9 years old. Third graders are 8 years old for most of the school year, but can start the school year at 7 or finish it at age 9 depending on their.