Massachusetts School and District Profiles

Pioneer Charter School of Science (District)

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2026 Official Accountability Report - Pioneer Charter School of Science (District)

Accountability Information

Progress toward improvement targetsAccountability percentile
84% - Meeting or exceeding targets-

Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage81%85%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
84%
Meeting or exceeding targets

2026 Points awarded

2026 Progress toward improvement targets
Indicator All Students
(Non-high school grades)
Lowest Performing Students
(Non-high school grades)
All Students
(High school grades)
Lowest Performing Students
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement34-34-44-44-
Mathematics achievement44-44-44-34-
Science achievement34----34-34-
Achievement total101260.07867.5111247.5101267.5
GrowthEnglish language arts growth34-34-44-44-
Mathematics growth44-34-44-44-
Growth total7820.06822.58822.58822.5
High school completionFour-year cohort graduation rate------44----
Extended engagement rate------44----
Annual dropout rate------34----
High school completion total------111220.0---
Progress toward attaining English language proficiencyEnglish language proficiency total0410.0---------
Additional indicatorsChronic absenteeism44-44-44-44-
Advanced coursework completion------34----
Additional indicators total4410.04410.07810.04410.0
Weighted total7.89.6-6.57.6-9.910.7-9.010.3-
Percentage of possible points81%-86%-93%-87%-
Percentage of possible points by gradespan83%
Weight of non-high school results:70%
90%
Weight of high school results:30%
2026 Annual criterion-referenced target percentage85%

2025 Points awarded

2025 Progress toward improvement targets
Indicator All Students
(Non-high school grades)
Lowest Performing Students
(Non-high school grades)
All Students
(High school grades)
Lowest Performing Students
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement34-24-44-34-
Mathematics achievement44-34-44-34-
Science achievement44----34-34-
Achievement total111260.05867.5111247.591267.5
GrowthEnglish language arts growth34-34-44-44-
Mathematics growth34-34-44-44-
Growth total6820.06822.58822.58822.5
High school completionFour-year cohort graduation rate------44----
Extended engagement rate------44----
Annual dropout rate------44----
High school completion total------121220.0---
Progress toward attaining English language proficiencyEnglish language proficiency total3410.0---------
Additional indicatorsChronic absenteeism44-44-34-44-
Advanced coursework completion------44----
Additional indicators total4410.04410.07810.04410.0
Weighted total8.59.6-5.17.6-10.110.7-8.310.3-
Percentage of possible points89%-67%-94%-81%-
Percentage of possible points by gradespan78%
Weight of non-high school results:69%
88%
Weight of high school results:31%
2025 Annual criterion-referenced target percentage81%

Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage85%83%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
84%
Meeting or exceeding targets

2026 Points awarded

2026 Progress toward improvement targets
Indicator High Needs Student Group
(Non-high school grades)
High Needs Student Group
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement34-44-
Mathematics achievement34-44-
Science achievement34-34-
Achievement total91267.5111247.5
GrowthEnglish language arts growth34-44-
Mathematics growth44-44-
Growth total7822.58822.5
High school completionFour-year cohort graduation rate---44-
Extended engagement rate---44-
Annual dropout rate---44-
High school completion total---121220.0
Progress toward attaining English language proficiencyEnglish language proficiency total------
Additional indicatorsChronic absenteeism44-44-
Advanced coursework completion---24-
Additional indicators total4410.06810.0
Weighted total8.110.3-10.010.7-
Percentage of possible points79%-94%-
Percentage of possible points by gradespan79%
Weight of non-high school results:70%
94%
Weight of high school results:30%
2026 Annual criterion-referenced target percentage83%

2025 Points awarded

2025 Progress toward improvement targets
Indicator High Needs Student Group
(Non-high school grades)
High Needs Student Group
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement34-34-
Mathematics achievement34-44-
Science achievement44-34-
Achievement total101267.5101247.5
GrowthEnglish language arts growth34-44-
Mathematics growth34-44-
Growth total6822.58822.5
High school completionFour-year cohort graduation rate---44-
Extended engagement rate---44-
Annual dropout rate---44-
High school completion total---121220.0
Progress toward attaining English language proficiencyEnglish language proficiency total------
Additional indicatorsChronic absenteeism44-44-
Advanced coursework completion---24-
Additional indicators total4410.06810.0
Weighted total8.510.3-9.610.7-
Percentage of possible points83%-90%-
Percentage of possible points by gradespan83%
Weight of non-high school results:69%
90%
Weight of high school results:31%
2025 Annual criterion-referenced target percentage85%

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 505.6 504.2 -1.4 507.0 3723Path Forward: Met Target
Lowest Performing 476.2 480.9 4.7 481.3 723Path Forward: Met Target
High Needs 502.0 501.2 -0.8 504.3 2813Path Forward: Met Target
English Learners and Former English Learners 498.1 497.9 -0.2 500.5 1763Path Forward: Met Target
Low Income 504.1 503.1 -1.0 506.2 1953Path Forward: Met Target
Students with Disabilities 486.1 486.1 0.0 488.5 501Path Forward: No Change
American Indian or Alaska Native---- 1--
Asian 520.9 515.0 -5.9 523.0 284Path Forward: Exceeded Target
Black or African American 500.9 503.3 2.4 503.1 813Path Forward: Met Target
Hispanic or Latino 497.4 497.2 -0.2 500.0 953Path Forward: Met Target
Multi-Race, Not Hispanic or Latino---- 18--
Native Hawaiian or Other Pacific Islander-------
White 511.8 507.7 -4.1 513.3 1494Path Forward: Exceeded Target

English language arts achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 517.1 519.4 2.3 518.1 534Path Forward: Exceeded Target
Lowest Performing 500.5 508.4 7.9 504.1 204Path Forward: Exceeded Target
High Needs 512.8 515.4 2.6 514.7 324Path Forward: Exceeded Target
English Learners and Former English Learners---- 15--
Low Income 515.8 516.4 0.6 519.4 244Path Forward: Exceeded Target
Students with Disabilities---- 7--
American Indian or Alaska Native-------
Asian---- 3--
Black or African American---- 13--
Hispanic or Latino---- 14--
Multi-Race, Not Hispanic or Latino---- 1--
Native Hawaiian or Other Pacific Islander-------
White---- 22--

Mathematics achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 511.1 511.1 0.0 512.6 3724Path Forward: Exceeded Target
Lowest Performing 481.7 488.2 6.5 485.9 724Recovery Path: Exceeded Target
High Needs 508.6 508.1 -0.5 511.1 2813Path Forward: Met Target
English Learners and Former English Learners 504.8 504.7 -0.1 507.8 1763Path Forward: Met Target
Low Income 508.8 508.9 0.1 511.2 1953Path Forward: Met Target
Students with Disabilities 494.5 492.8 -1.7 497.7 503Path Forward: Met Target
American Indian or Alaska Native---- 1--
Asian 530.8 529.8 -1.0 533.8 284Path Forward: Exceeded Target
Black or African American 503.1 507.4 4.3 506.1 814Path Forward: Exceeded Target
Hispanic or Latino 505.6 504.7 -0.9 508.5 953Path Forward: Met Target
Multi-Race, Not Hispanic or Latino---- 18--
Native Hawaiian or Other Pacific Islander-------
White 517.3 514.4 -2.9 519.0 1494Path Forward: Exceeded Target

Mathematics achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 521.6 519.5 -2.1 522.7 534Path Forward: Exceeded Target
Lowest Performing 502.8 505.5 2.7 506.1 203Path Forward: Met Target
High Needs 516.1 517.6 1.5 518.8 324Path Forward: Exceeded Target
English Learners and Former English Learners---- 15--
Low Income 518.2 519.5 1.3 522.7 244Path Forward: Exceeded Target
Students with Disabilities---- 7--
American Indian or Alaska Native-------
Asian---- 3--
Black or African American---- 13--
Hispanic or Latino---- 14--
Multi-Race, Not Hispanic or Latino---- 1--
Native Hawaiian or Other Pacific Islander-------
White---- 22--

Science achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 508.9 509.2 0.3 511.1 1243Path Forward: Met Target
Lowest Performing---- 28--
High Needs 505.7 507.7 2.0 509.2 863Path Forward: Met Target
English Learners and Former English Learners 498.1 503.1 5.0 502.3 434Path Forward: Exceeded Target
Low Income 509.6 509.6 0.0 514.0 623Path Forward: Met Target
Students with Disabilities---- 14--
American Indian or Alaska Native-------
Asian---- 6--
Black or African American 501.4 506.4 5.0 505.4 364Path Forward: Exceeded Target
Hispanic or Latino 500.0 503.5 3.5 504.6 303Path Forward: Met Target
Multi-Race, Not Hispanic or Latino---- 7--
Native Hawaiian or Other Pacific Islander-------
White 515.3 514.6 -0.7 517.5 454Path Forward: Exceeded Target

Science achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 512.2 510.5 -1.7 514.8 533Recovery Path: Met Target
Lowest Performing 494.8 493.3 -1.5 497.4 203Path Forward: Met Target
High Needs 506.5 506.1 -0.4 508.8 323Path Forward: Met Target
English Learners and Former English Learners---- 15--
Low Income 508.8 508.0 -0.8 510.8 243Path Forward: Met Target
Students with Disabilities---- 7--
American Indian or Alaska Native-------
Asian---- 3--
Black or African American---- 13--
Hispanic or Latino---- 14--
Multi-Race, Not Hispanic or Latino---- 1--
Native Hawaiian or Other Pacific Islander-------
White---- 22--

English language arts growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 55.6 3043Typical Growth - High
Lowest Performing 57.7 693Typical Growth - High
High Needs 55.6 2223Typical Growth - High
English Learners and Former English Learners 56.7 1353Typical Growth - High
Low Income 55.0 1503Typical Growth - High
Students with Disabilities 58.2 363Typical Growth - High
American Indian or Alaska Native- 1--
Asian 52.5 203Typical Growth - High
Black or African American 59.5 663Typical Growth - High
Hispanic or Latino 58.3 743Typical Growth - High
Multi-Race, Not Hispanic or Latino- 17--
Native Hawaiian or Other Pacific Islander----
White 52.6 1263Typical Growth - High

English language arts growth - High school
Group 2026 Mean SGP N Points Reason
All Students 81.3 534Exceeded Typical Growth
Lowest Performing 88.5 204Exceeded Typical Growth
High Needs 84.7 324Exceeded Typical Growth
English Learners and Former English Learners- 15--
Low Income 83.7 244Exceeded Typical Growth
Students with Disabilities- 7--
American Indian or Alaska Native----
Asian- 3--
Black or African American- 13--
Hispanic or Latino- 14--
Multi-Race, Not Hispanic or Latino- 1--
Native Hawaiian or Other Pacific Islander----
White- 22--

Mathematics growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 62.0 3044Exceeded Typical Growth
Lowest Performing 58.5 693Typical Growth - High
High Needs 61.0 2224Exceeded Typical Growth
English Learners and Former English Learners 57.9 1353Typical Growth - High
Low Income 63.3 1504Exceeded Typical Growth
Students with Disabilities 60.8 364Exceeded Typical Growth
American Indian or Alaska Native- 1--
Asian 61.7 204Exceeded Typical Growth
Black or African American 67.9 664Exceeded Typical Growth
Hispanic or Latino 61.5 744Exceeded Typical Growth
Multi-Race, Not Hispanic or Latino- 17--
Native Hawaiian or Other Pacific Islander----
White 59.6 1263Typical Growth - High

Mathematics growth - High school
Group 2026 Mean SGP N Points Reason
All Students 82.5 534Exceeded Typical Growth
Lowest Performing 91.4 204Exceeded Typical Growth
High Needs 85.2 324Exceeded Typical Growth
English Learners and Former English Learners- 15--
Low Income 84.7 244Exceeded Typical Growth
Students with Disabilities- 7--
American Indian or Alaska Native----
Asian- 3--
Black or African American- 13--
Hispanic or Latino- 14--
Multi-Race, Not Hispanic or Latino- 1--
Native Hawaiian or Other Pacific Islander----
White- 22--

Four-year cohort graduation rate - High school
Group 2024 Rate (%) 2025 Rate (%) Change Target (%) N Points Reason
All Students 100.0 100.0 0.0 95.0 534Exceeded Target
Lowest Performing-------
High Needs 100.0 100.0 0.0 95.0 414Exceeded Target
English Learners and Former English Learners---- 5--
Low Income 100.0 100.0 0.0 95.0 384Exceeded Target
Students with Disabilities---- 2--
American Indian or Alaska Native---- 1--
Asian---- 6--
Black or African American---- 11--
Hispanic or Latino---- 15--
Multi-Race, Not Hispanic or Latino-------
Native Hawaiian or Other Pacific Islander-------
White---- 20--

Extended engagement rate - High school
Group 2023 Rate (%) 2024 Rate (%) Change Target (%) N Points Reason
All Students 100.0 100.0 0.0 95.0 434Exceeded Target
Lowest Performing-------
High Needs 100.0 100.0 0.0 95.0 364Exceeded Target
English Learners and Former English Learners---- 4--
Low Income 100.0 100.0 0.0 95.0 354Exceeded Target
Students with Disabilities---- 7--
American Indian or Alaska Native---- 1--
Asian---- 2--
Black or African American---- 6--
Hispanic or Latino---- 15--
Multi-Race, Not Hispanic or Latino---- 2--
Native Hawaiian or Other Pacific Islander-------
White---- 17--

Annual dropout rate - High school
Group 2024 Rate (%) 2025 Rate (%) Change Target (%) N Points Reason
All Students 0.0 0.4 0.4 1.0 2283Met Target
Lowest Performing-------
High Needs 0.0 0.0 0.0 1.0 1174Exceeded Target
English Learners and Former English Learners---- 10--
Low Income 0.0 0.0 0.0 1.0 974Exceeded Target
Students with Disabilities---- 15--
American Indian or Alaska Native---- 2--
Asian---- 21--
Black or African American---- 53--
Hispanic or Latino---- 64--
Multi-Race, Not Hispanic or Latino---- 1--
Native Hawaiian or Other Pacific Islander-------
White---- 87--

Progress toward attaining English language proficiency - Non-high school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 73.1 64.3 -8.8 77.1 1290Declined
Lowest Performing-------
High Needs-------
English Learners and Former English Learners 73.1 64.3 -8.8 77.1 1290Declined
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-------

Progress toward attaining English language proficiency - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students-------
Lowest Performing-------
High Needs-------
English Learners and Former English Learners-------
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 3.6 4.8 1.2 2.5 5044Exceeded Target
Lowest Performing 2.6 5.6 3.0 1.0 724Exceeded Target
High Needs 4.1 5.0 0.9 2.0 3974Exceeded Target
English Learners and Former English Learners 4.0 5.4 1.4 1.0 2804Exceeded Target
Low Income 5.1 6.2 1.1 1.0 2733Met Target
Students with Disabilities 3.3 5.6 2.3 1.0 714Exceeded Target
American Indian or Alaska Native---- 2--
Asian 2.6 6.4 3.8 1.0 473Met Target
Black or African American 3.6 3.0 -0.6 1.0 994Exceeded Target
Hispanic or Latino 2.2 4.5 2.3 1.0 1344Exceeded Target
Multi-Race, Not Hispanic or Latino---- 28--
Native Hawaiian or Other Pacific Islander-------
White 4.0 5.2 1.2 2.8 1944Exceeded Target

Chronic absenteeism - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 9.2 6.4 -2.8 8.1 2204Exceeded Target
Lowest Performing 5.0 0.0 -5.0 1.0 204Exceeded Target
High Needs 8.1 7.9 -0.2 5.0 1274Exceeded Target
English Learners and Former English Learners---- 34--
Low Income 7.5 9.4 1.9 3.3 1063Met Target
Students with Disabilities---- 20--
American Indian or Alaska Native---- 1--
Asian---- 20--
Black or African American---- 49--
Hispanic or Latino---- 62--
Multi-Race, Not Hispanic or Latino---- 2--
Native Hawaiian or Other Pacific Islander-------
White---- 86--

Advanced coursework completion - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 87.9 85.8 -2.1 90.0 1063Met Target
Lowest Performing-------
High Needs 78.4 78.9 0.5 84.4 572Improved Below Target
English Learners and Former English Learners---- 8--
Low Income 77.1 84.6 7.5 82.9 524Exceeded Target
Students with Disabilities---- 9--
American Indian or Alaska Native---- 1--
Asian---- 11--
Black or African American---- 24--
Hispanic or Latino---- 30--
Multi-Race, Not Hispanic or Latino-------
Native Hawaiian or Other Pacific Islander-------
White---- 40--

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 425 425100Yes 1 425 425100Yes 1 177 177100Yes 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 313 313 313 313 118 118 744 744100Yes1
English Learners and Former English Learners 191 191 191 191 58 58 440 440100Yes1
Low Income 219 219 219 219 86 86 524 524100Yes1
Students with Disabilities 57 57 57 57 21 21 135 135100Yes1
American Indian or Alaska Native 1 1 1 1 0 0 2----
Asian 31 31 31 31 9 9 71 71100Yes1
Black or African American 94 94 94 94 49 49 237 237100Yes1
Hispanic or Latino 109 109 109 109 44 44 262 262100Yes1
Multi-Race, Not Hispanic or Latino 19 19 19 19 8 8 46----
Native Hawaiian or Other Pacific Islander-----------
White 171 171 171 171 67 67 409 409100Yes1

School Accountability Information
School Accountability information School accountability percentile
Pioneer Charter School of ScienceNot requiring assistance or intervention 97



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