Listed below are counties with the largest average student size (2025-26).
The county with largest average private school student size is Lynchburg City, VA with 679 students.
The county with smallest average private school student size is Siskiyou County, CA with 21 students.
Student Size Range: 67
314
Avg. Student Size: 179
Average Private School Student Size By County (2025-26)
County
Average School Size
Largest Schools
Rank: #11.
679 students
Rank: #22.
578 students
Rank: #33.
512 students
Rank: #44.
495 students
Rank: #55.
463 students
Rank: #66.
414 students
Rank: #77.
407 students
Rank: #88.
403 students
Rank: #99.
401 students
Rank: #1010.
391 students
Rank: #1111.
380 students
Rank: #1212.
360 students
Rank: #13-1413-14.
359 students
Rank: #13-1413-14.
359 students
Rank: #1515.
355 students
Rank: #1616.
352 students
Rank: #1717.
350 students
Rank: #1818.
349 students
Rank: #1919.
347 students
Frequently Asked Questions
What counties have the private schools with the largest student size?
The counties with the largest student size are Lynchburg City, VA (679 students average student size), Orange, NY (578 students average student size) and Sumner, TN (512 students average student size).
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