Missing States — Reasons Summary

States and years excluded from the Education Achievement Scorecard due to data quality concerns, participation thresholds, or assessment changes.

Low participation
Known data anomalies
Test changes from prior year
Insufficient data
Different counts
No cutscore produced
Supervisory union data unavailable
State Years Impacted Subjects Reason for Exclusion
AK 2022, 2023, 2024, 2025 Math Reading
Low participation (reported or relative to CCD)
AR 2022, 2023, 2024, 2025 Reading
Known data anomalies (state-level)
CO 2022, 2025 Math
Low participation (reported or relative to CCD)
CO 2022, 2023, 2024, 2025 Reading
Low participation (reported or relative to CCD)
DC 2019 Math
Low participation (reported or relative to CCD)
IL 2025 Math Reading
Test changes from the prior year
KS 2025 Math Reading
Test changes from the prior year
ME 2022 Math Reading
Insufficient data at the state-level
MT 2024 Math Reading
Low participation (reported or relative to CCD)
MT 2025 Math Reading
Test changes from the prior year
ND 2025 Math Reading
Test changes from the prior year
NM 2019 Math Reading
Different counts
NY 2022, 2023, 2024, 2025 Math Reading
Low participation (reported or relative to CCD)
OK 2025 Math Reading
Test changes from the prior year
OR 2022, 2023, 2024, 2025 Math Reading
Low participation (reported or relative to CCD)
SC 2025 Reading
Test changes from the prior year
UT 2025 Reading
Test changes from the prior year
VA 2025 Math
No cutscore produced
VT 2019 Math Reading
Supervisory union data not available in EdFacts

Some states appear more than once where exclusion reasons differ by year or subject. CCD refers to the Common Core of Data published by the National Center for Education Statistics.