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Eighth grade math achievement levels in the United States

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Why This Indicator Matters

Competence in mathematics is essential for success in the workplace, which increasingly requires higher-level technical skills. Students who take advanced math and science courses that require a strong mastery of math fundamentals are more likely to attend and complete college and have higher earnings over time.

This indicator is included in the KIDS COUNT Child Well-Being Index. Read the KIDS COUNT Data Book to learn more:
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Data Provided By

Definitions: Eighth grade public school students’ mathematics achievement levels, as measured and defined by the National Assessment of Educational Progress (NAEP).

For a more detailed description of achievement levels see: Public schools include charter schools and exclude Bureau of Indian Education schools and Department of Defense Education Activity schools.

Data Source: U.S. Department of Education, National Center for Education Statistics, National Assessment of Educational Progress (NAEP). Available online at

Footnotes: Updated April 2020.
S – NAEP reporting standards not met.
N.A. – Data not available.
A 90 percent confidence interval for each estimate can be found at Eighth grade math achievement levels.