Massachusetts School and District Profiles

Arthur M Longsjo Middle School

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2026 Official Accountability Report - Arthur M Longsjo Middle School

Accountability Information

Progress toward improvement targetsAccountability percentile
41% - Moderate progress toward targets2

Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage28%50%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
41%
Moderate progress toward targets

2026 Points awarded

2026 Progress toward improvement targets
Indicator All Students
(Non-high school grades)
Lowest Performing Students
(Non-high school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement04-44-
Mathematics achievement04-34-
Science achievement24----
Achievement total21260.07867.5
GrowthEnglish language arts growth24-24-
Mathematics growth14-14-
Growth total3820.03822.5
High school completionFour-year cohort graduation rate------
Extended engagement rate------
Annual dropout rate------
High school completion total------
Progress toward attaining English language proficiencyEnglish language proficiency total3410.0---
Additional indicatorsChronic absenteeism44-24-
Advanced coursework completion------
Additional indicators total4410.02410.0
Weighted total2.59.6-5.67.6-
Percentage of possible points 26%-74%-
2026 Annual criterion-referenced target percentage50%

2025 Points awarded

2025 Progress toward improvement targets
Indicator All Students
(Non-high school grades)
Lowest Performing Students
(Non-high school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement04-24-
Mathematics achievement04-24-
Science achievement04----
Achievement total01260.04867.5
GrowthEnglish language arts growth24-14-
Mathematics growth24-24-
Growth total4820.03822.5
High school completionFour-year cohort graduation rate------
Extended engagement rate------
Annual dropout rate------
High school completion total------
Progress toward attaining English language proficiencyEnglish language proficiency total3410.0---
Additional indicatorsChronic absenteeism04-04-
Advanced coursework completion------
Additional indicators total0410.00410.0
Weighted total1.19.6-3.47.6-
Percentage of possible points 12%-45%-
2025 Annual criterion-referenced target percentage28%

Student group percentile


Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage9%23%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
18%
Limited or no progress toward targets

2026 Points awarded

2026 Progress toward improvement targets
Indicator High Needs Student Group
(Non-high school grades)
Points earned Total possible points Weight %
AchievementEnglish language arts achievement04-
Mathematics achievement04-
Science achievement24-
Achievement total21267.5
GrowthEnglish language arts growth24-
Mathematics growth14-
Growth total3822.5
High school completionFour-year cohort graduation rate---
Extended engagement rate---
Annual dropout rate---
High school completion total---
Progress toward attaining English language proficiencyEnglish language proficiency total---
Additional indicatorsChronic absenteeism44-
Advanced coursework completion---
Additional indicators total4410.0
Weighted total2.410.3-
Percentage of possible points 23%-
2026 Annual criterion-referenced target percentage23%

2025 Points awarded

2025 Progress toward improvement targets
Indicator High Needs Student Group
(Non-high school grades)
Points earned Total possible points Weight %
AchievementEnglish language arts achievement04-
Mathematics achievement04-
Science achievement04-
Achievement total01267.5
GrowthEnglish language arts growth24-
Mathematics growth24-
Growth total4822.5
High school completionFour-year cohort graduation rate---
Extended engagement rate---
Annual dropout rate---
High school completion total---
Progress toward attaining English language proficiencyEnglish language proficiency total---
Additional indicatorsChronic absenteeism04-
Advanced coursework completion---
Additional indicators total0410.0
Weighted total0.910.3-
Percentage of possible points 9%-
2025 Annual criterion-referenced target percentage9%

Detailed data for each indicator

English language arts achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 475.9 474.5 -1.4 479.0 5190Recovery Path: Declined
Lowest Performing 446.0 453.2 7.2 451.1 684Path Forward: Exceeded Target
High Needs 473.0 471.3 -1.7 475.6 4360Recovery Path: Declined
English Learners and Former English Learners 464.5 462.5 -2.0 468.5 1910Recovery Path: Declined
Low Income 472.9 471.2 -1.7 475.5 3950Recovery Path: Declined
Students with Disabilities 461.5 463.1 1.6 464.6 1232Recovery Path: Improved Below Target
American Indian or Alaska Native---- 2--
Asian---- 20--
Black or African American 476.4 472.3 -4.1 479.5 580Recovery Path: Declined
Hispanic or Latino 473.5 470.9 -2.6 476.6 3180Recovery Path: Declined
Multi-Race, Not Hispanic or Latino 482.2 484.2 2.0 485.3 282Recovery Path: Improved Below Target
Native Hawaiian or Other Pacific Islander---- 1--
White 479.6 483.2 3.6 482.3 924Recovery Path: Exceeded Target

Mathematics achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 478.7 477.2 -1.5 481.0 5190Recovery Path: Declined
Lowest Performing 455.3 458.8 3.5 459.2 683Recovery Path: Met Target
High Needs 476.5 474.1 -2.4 479.8 4360Path Forward: Declined
English Learners and Former English Learners 471.6 469.4 -2.2 474.6 1950Recovery Path: Declined
Low Income 476.6 474.2 -2.4 478.8 3950Recovery Path: Declined
Students with Disabilities 467.2 467.9 0.7 470.9 1232Path Forward: Improved Below Target
American Indian or Alaska Native---- 2--
Asian---- 20--
Black or African American 478.2 474.2 -4.0 480.6 600Recovery Path: Declined
Hispanic or Latino 476.7 474.3 -2.4 479.9 3160Recovery Path: Declined
Multi-Race, Not Hispanic or Latino 485.5 481.4 -4.1 487.7 280Recovery Path: Declined
Native Hawaiian or Other Pacific Islander---- 1--
White 480.8 484.6 3.8 483.1 924Recovery Path: Exceeded Target

Science achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 476.1 477.8 1.7 478.6 1612Recovery Path: Improved Below Target
Lowest Performing---- 35--
High Needs 473.5 474.1 0.6 477.8 1332Path Forward: Improved Below Target
English Learners and Former English Learners 462.2 463.2 1.0 465.4 492Recovery Path: Improved Below Target
Low Income 473.0 474.0 1.0 477.1 1242Path Forward: Improved Below Target
Students with Disabilities 467.0 465.8 -1.2 471.0 380Path Forward: Declined
American Indian or Alaska Native-------
Asian---- 7--
Black or African American---- 18--
Hispanic or Latino 473.4 475.1 1.7 476.0 932Recovery Path: Improved Below Target
Multi-Race, Not Hispanic or Latino---- 10--
Native Hawaiian or Other Pacific Islander-------
White 481.8 482.8 1.0 486.7 332Path Forward: Improved Below Target

English language arts growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 43.2 4722Typical Growth - Low
Lowest Performing 46.2 682Typical Growth - Low
High Needs 43.6 3912Typical Growth - Low
English Learners and Former English Learners 41.1 1652Typical Growth - Low
Low Income 43.6 3542Typical Growth - Low
Students with Disabilities 44.5 1052Typical Growth - Low
American Indian or Alaska Native- 2--
Asian- 18--
Black or African American 45.4 482Typical Growth - Low
Hispanic or Latino 41.2 2952Typical Growth - Low
Multi-Race, Not Hispanic or Latino 52.8 273Typical Growth - High
Native Hawaiian or Other Pacific Islander- 0--
White 46.2 822Typical Growth - Low

Mathematics growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 33.3 4741Low Growth
Lowest Performing 36.9 681Low Growth
High Needs 33.4 3941Low Growth
English Learners and Former English Learners 34.2 1721Low Growth
Low Income 34.2 3571Low Growth
Students with Disabilities 36.1 1051Low Growth
American Indian or Alaska Native- 2--
Asian- 18--
Black or African American 32.7 511Low Growth
Hispanic or Latino 34.3 2931Low Growth
Multi-Race, Not Hispanic or Latino 31.4 271Low Growth
Native Hawaiian or Other Pacific Islander- 0--
White 29.8 830Very Low Growth

Progress toward attaining English language proficiency - Non-high school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 17.4 19.7 2.3 22.6 1323Met Target
Lowest Performing-------
High Needs-------
English Learners and Former English Learners 17.4 19.7 2.3 22.6 1323Met Target
Low Income-------
Students with Disabilities-------
American Indian or Alaska Native-------
Asian-------
Black or African American-------
Hispanic or Latino-------
Multi-Race, Not Hispanic or Latino-------
Native Hawaiian or Other Pacific Islander-------
White-------

Chronic absenteeism - Non-high school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 41.4 35.8 -5.6 39.2 6034Exceeded Target
Lowest Performing 47.9 46.4 -1.5 43.0 692Improved Below Target
High Needs 44.6 39.7 -4.9 42.1 5144Exceeded Target
English Learners and Former English Learners 44.0 42.0 -2.0 40.7 2312Improved Below Target
Low Income 45.7 42.0 -3.7 43.0 4674Exceeded Target
Students with Disabilities 43.4 42.0 -1.4 39.1 1312Improved Below Target
American Indian or Alaska Native---- 3--
Asian---- 21--
Black or African American 20.9 18.6 -2.3 17.3 702Improved Below Target
Hispanic or Latino 46.4 43.0 -3.4 42.6 3743Met Target
Multi-Race, Not Hispanic or Latino 40.0 37.5 -2.5 37.8 323Met Target
Native Hawaiian or Other Pacific Islander---- 1--
White 38.3 25.5 -12.8 35.4 1024Exceeded Target

Assessment participation - All students
Group English language arts Mathematics Science
Enrolled Assessed % Met Target? Years in Rate Enrolled Assessed % Met Target? Years in Rate Enrolled Assessed % Met Target? Years in Rate
All Students 567 55898Yes 1 568 56099Yes 1 181 17798Yes 1

Assessment participation - Student Group
Group English language arts Mathematics Science Overall
Enrolled Assessed Enrolled Assessed Enrolled Assessed Total Enrolled Total Assessed % Met Target? Years in Rate
High Needs 482 473 483 475 151 148 1,116 1,09698Yes1
English Learners and Former English Learners 218 212 219 218 57 57 494 48799Yes1
Low Income 436 428 436 428 139 136 1,011 99298Yes1
Students with Disabilities 139 138 139 138 42 42 320 31899Yes1
American Indian or Alaska Native 2 2 2 2 0 0 4----
Asian 21 21 21 21 8 8 50 50100Yes1
Black or African American 65 63 65 65 21 21 151 14999Yes1
Hispanic or Latino 350 345 351 345 103 102 804 79299Yes1
Multi-Race, Not Hispanic or Latino 31 30 31 30 12 11 74 7196Yes1
Native Hawaiian or Other Pacific Islander 1 1 1 1 0 0 2----
White 97 96 97 96 37 35 231 22798Yes1




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