MCAS-Alt: Massachusetts Alternate Assessment Results by School and Subject, 2017+

Results from 2017 onward for the MCAS Alternate Assessment (MCAS-Alt), which evaluates students with significant cognitive disabilities in Massachusetts. The dataset, published by the Massachusetts Department of Elementary and Secondary Education, reports the percentage of students at each achievement level by grade, subject, and school district. It contains 16 columns detailing student counts, achievement percentages, and organizational identifiers.

Use Cases

• Analyze trends in achievement levels (AWR_PCT, EMRG_PCT, PROG_PCT) over school years (SY) for specific subjects (SUBJ).
• Compare district-level performance (DIST_NAME, DIST_CODE) by aggregating student counts (TOT_STU_CNT, PROG_CNT).
• Identify schools (ORG_NAME, ORG_CODE) with high or low rates of incomplete assessments (INCOMPLT_PCT) across different organization types (ORG_TYPE).

Strengths

• Contains data from 2017 onward, providing a multi-year time series for analysis.
• Includes 16 distinct columns covering student counts, achievement percentages, and detailed organizational metadata.
• Published by the authoritative state education department (DESE) and mirrored on their official profiles site.

Limitations

• Row count is unknown, which may limit suitability assessment.
• Last updated 2026-03-03 23:04:10; freshness should be verified.

Provenance

Source

Massachusetts Department of Elementary and Secondary Education (DESE)

Collection Method

Statewide standardized assessment administration.

Time Range

2017 onward

Freshness

Last updated 2026-03-03 23:04:10.

Geography

Massachusetts, United States