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Complete guide: Naep

Updated: October 17, 2026 What changed?
The 2026 NAEP schedule was expanded to include Grade 8 civics and U.S. history, with summer 2027 releases.
U.S. Assessment Data

U.S. NAEP Scores, Results and Trends

The National Assessment of Educational Progress measures U.S. student performance across subjects, grades, jurisdictions and student groups. The latest main NAEP results include 2024 mathematics, reading and science assessments, while the separate 2025 long-term trend assessment reports age-based reading and mathematics results.

Assessment: NAEP Latest Main Cycle: 2024 Latest Long-Term Trend: 2025 Grades: 4, 8 and 12 Administered by: NCES

Latest National NAEP Scores

The 2024 mathematics and reading assessments provide the latest main NAEP results for grades 4 and 8. Average scores below represent the nation, including eligible public and private school students in the national sample.

Grade 4 Mathematics
237
2024 average score. NCES reported a 2-point increase from 2022 using unrounded estimates, but the score remained 3 points below 2019.
Grade 8 Mathematics
274
2024 average score. The result was not statistically different from 2022 and was 8 points below 2019.
Grade 4 Reading
215
2024 average score, 2 points below 2022 and 5 points below 2019.
Grade 8 Reading
258
2024 average score, 2 points below 2022 and 5 points below 2019.

National Mathematics and Reading Score Data

2019241282220263
2022236274217260
2024237274215258

Published scale scores are rounded to whole points. NCES comparisons use unrounded estimates, so the reported change between two years can differ from subtraction of the displayed rounded scores.

2024 Results Moved Differently Across Grades and Subjects
  • Mathematics did not follow one pattern between 2022 and 2024. Grade 4 improved, while the grade 8 national average was not statistically different from 2022. Reading moved downward at both grades over the same interval.
  • The longer comparison remains less favorable across all four series. The 2024 grade 4 and grade 8 mathematics and reading averages were each below their corresponding 2019 results.
  • An unchanged average can conceal movement within the score distribution. In grade 8 mathematics, the 2024 score at the 90th percentile rose from 325 to 328 compared with 2022, while the 10th percentile fell from 224 to 219. The national mean remained 274.
  • NAEP scores should be interpreted within the same subject and grade. A grade 8 mathematics score cannot be treated as directly higher achievement than a grade 4 mathematics score, and mathematics scores cannot be compared directly with reading scores.

Achievement Levels Add a Second View of NAEP Performance

NAEP also reports the percentages of students reaching NAEP Basic, NAEP Proficient and NAEP Advanced. These standards provide distribution information that an average score alone does not show.

Comparison
Mathematics476%39%Proficient share was 3 percentage points above 2022.
Mathematics861%28%Proficient share was 2 percentage points above 2022.
Reading460%31%Proficient share was 2 percentage points below 2022.
Science862%31%Proficient share was 4 percentage points below 2019.
Mathematics1255%22%Proficient share was 2 percentage points below 2019.
Reading1268%35%Proficient share was 2 percentage points below 2019.

NAEP Proficient is not the same as grade-level proficiency on a state or district assessment. NAEP achievement levels are assessment-specific performance standards and remain designated for trial use. Achievement standards are also developed separately by subject and grade.

Average Scores and Achievement Levels Can Move Differently
  • Grade 8 mathematics illustrates why both measures matter. The 2024 mean score was not statistically different from 2022, yet the percentage at or above NAEP Proficient increased while the percentage at or above NAEP Basic decreased.
  • The achievement-level percentages therefore describe changes in different parts of the score distribution rather than serving as a substitute for the national mean.

Other 2024 National NAEP Results

The 2024 release extended beyond grade 4 and grade 8 mathematics and reading. National results were also reported for grade 8 science and for grade 12 mathematics and reading.

AssessmentLatest National ResultComparison Year
Grade 8 ScienceAverage score was 4 points below 2019; 31% were at or above NAEP Proficient.2019
Grade 12 MathematicsAverage score was 3 points below 2019; 22% were at or above NAEP Proficient.2019
Grade 12 ReadingAverage score was 3 points below 2019; 35% were at or above NAEP Proficient.2019

2025 NAEP Long-Term Trend Results

The NAEP long-term trend assessment is a separate age-based series designed to preserve comparisons extending back to the 1970s. It should not be combined with main NAEP grade-based scores as if the two assessments used the same test or population.

Change From Previous AssessmentCompared With 2020
9Reading4 points above 2022Not statistically different
9Mathematics4 points above 20224 points below 2020
13ReadingNot statistically different from 2023Below 2020
13MathematicsNot statistically different from 2023Below 2020
The 2025 Age-9 Gains Did Not Fully Erase Earlier Mathematics Losses
  • Age-9 reading and mathematics both increased from the special 2022 long-term trend administration. Reading returned to a level that was not statistically different from 2020, while mathematics remained below its 2020 result.
  • Age-13 results followed a different pattern. Neither reading nor mathematics changed statistically from 2023, and both remained below their 2020 pre-pandemic averages.
  • These age-based results extend the long historical NAEP series but should remain separate from grade 4, grade 8 and grade 12 main NAEP trends.

Data Sources, Measurement and Comparability

Official Assessment

NAEP is administered by the National Center for Education Statistics within the U.S. Department of Education. National results are based on representative samples rather than a census of every U.S. student.

Main NAEP Reporting

Mathematics and reading at grades 4 and 8 use 0–500 scales. Reading scales are separate by grade, and mathematics scales are separate by grade. Grade 12 mathematics uses a 0–300 scale. Science results use a 0–300 scale. Scores from different subjects or separately scaled grades should not be compared as though they share one achievement scale.

Nation and National Public

National reports can represent the full national student population covered by the assessment, including public and eligible private schools. State comparison tools generally use National public as the benchmark because state results represent public school students. These reporting universes should not be substituted for one another without identifying the population.

Statistical Comparisons

NAEP estimates are based on samples and have sampling error. Apparent differences between rounded scores are not automatically statistical differences. NCES comparisons use unrounded estimates and formal statistical tests, including adjustments where required for multiple comparisons.

Achievement Levels

NAEP Basic, NAEP Proficient and NAEP Advanced describe performance on NAEP. NAEP Proficient does not mean the same thing as meeting a state-defined grade-level proficiency standard. NAEP achievement levels remain designated for trial use.

Long-Term Trend

The long-term trend assessment uses age-based samples and instruments maintained for historical comparison. Its reading and mathematics results are distinct from main NAEP grade-based results and should be analyzed as separate series.

2026 NAEP Collection and Estimated Release Schedule

NCES lists four reporting assessments in the 2026 NAEP program. Data collection took place in winter 2026. Mathematics and reading results are scheduled for an estimated winter 2027 release, while national civics and U.S. history results are scheduled for summer 2027. The schedule is current as of May 15, 2026 and remains subject to change.

SubjectGradeData CollectionEstimated ReleaseReported Results
Reading4 and 8Winter 2026Winter 2027National, states and TUDA districts
Mathematics4 and 8Winter 2026Winter 2027National, states and TUDA districts
Civics8Winter 2026Summer 2027National
U.S. History8Winter 2026Summer 2027National

NCES NAEP Assessment Calendar

Official NAEP Resources