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​​​​​​​​​NAEP Technical DocumentationEligibility Status of Schools Sampled for the 2024 Fourth- and Eighth-Grade Private School National Assessment in Mathematics and Reading

The following table shows the unweighted counts and percentages of sampled schools that were eligible and ineligible, by reason for ineligibility, for the fourth- and eighth-grade private school national mathematics and reading samples.

Sampled private schools, national assessment, by grade and eligibility status: 2024
Grade and eligibility statusUnweighted count of schoolsUnweighted percentage
  All fourth-grade sampled private schools390100.00
Eligible34088.11
Ineligible4611.89​
Has sampled grade, but no eligible students20.52
Does not have sampled grade102.58
Closed133.36
Not a regular school215.43
Duplicate on sampling frame00.00
Other ineligible school00.00
  ​All eighth-grade sampled private schools380100.00
Eligible33086.88
​Ineligible50​13.12
Has sampled grade, but no eligible students61.57
Does not have sampled grade133.41
Closed102.62
Not a regular school184.72
Duplicate on sampling frame30.79​
​​Other ineligible school00.00
NOTE: Numbers of schools are rounded to nearest ten, except those pertaining to ineligible schools. Detail may not sum to totals due to rounding. Percentages are based on unrounded counts.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2024 National Mathematics and Reading Assessments.
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Last updated 04 December 2025 (ML)