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Average Public School Student Size

The national average public school student size is approximately 511 students (2025-26).
The state with largest average public school student size is Georgia with 752 students. The state with smallest average public school student size is Montana with 183 students.
Student Size Range: 183 752 Avg. Student Size: 511

Average Public School Student Size By State (2025-26)

State
Average School Size
Largest Schools (# of Students)

Frequently Asked Questions

What is the national average public school student size?
The national average public school student size is 511 for 2025-26.
What are public schools with the largest average student size in the United States?
The public schools with the largest average student size in the United States include Georgia Cyber Academy (Virtual), Highlands Community Charter and Idaho Home Learning Academy.
What is the state with the largest average public school student size?
The state with the largest average public school student size is Georgia.

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Did You Know?

The state with largest average public school student size is Georgia , with 752 students. The county with the largest average public school student size is Oneida County, ID with 1,451 students.