Massachusetts School and District Profiles

Abby Kelley Foster Charter Public School

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2026 Official Accountability Report - Abby Kelley Foster Charter Public School

Accountability Information

Progress toward improvement targetsAccountability percentile
54% - Substantial progress toward targets82

Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage51%56%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
54%
Substantial 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)
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 achievement04-24-34----
Mathematics achievement24-24-04----
Science achievement24----34----
Achievement total41260.04867.561247.5---
GrowthEnglish language arts growth24-34-44----
Mathematics growth34-34-44----
Growth total5820.06822.58822.5---
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 total4410.0---------
Additional indicatorsChronic absenteeism34-44-44----
Advanced coursework completion------44----
Additional indicators total3410.04410.08810.0---
Weighted total4.19.6-4.57.6-7.710.7----
Percentage of possible points43%-59%-72%---
Percentage of possible points by gradespan51%
Weight of non-high school results:75%
72%
Weight of high school results:25%
2026 Annual criterion-referenced target percentage56%

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 achievement14-24-34-24-
Mathematics achievement04-34-24-24-
Science achievement04----34-24-
Achievement total11260.05867.581247.561267.5
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 total0410.0---------
Additional indicatorsChronic absenteeism44-34-44-44-
Advanced coursework completion------44----
Additional indicators total4410.03410.08810.04410.0
Weighted total2.29.6-5.07.6-8.810.7-6.310.3-
Percentage of possible points23%-66%-82%-61%-
Percentage of possible points by gradespan44%
Weight of non-high school results:75%
72%
Weight of high school results:25%
2025 Annual criterion-referenced target percentage51%

Student group percentile


Overall progress toward improvement targets

20252026
Annual criterion-referenced target percentage43%43%
Weight40%60%
Cumulative Criterion-referenced target percentage
(2025 x 40%) + (2026 x 60%)
43%
Moderate progress toward 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 achievement04-34-
Mathematics achievement24-04-
Science achievement14-34-
Achievement total31267.561247.5
GrowthEnglish language arts growth24-44-
Mathematics growth34-34-
Growth total5822.57822.5
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 total------
Additional indicatorsChronic absenteeism34-34-
Advanced coursework completion---44-
Additional indicators total3410.07810.0
Weighted total3.510.3-7.310.7-
Percentage of possible points34%-68%-
Percentage of possible points by gradespan34%
Weight of non-high school results:75%
68%
Weight of high school results:25%
2026 Annual criterion-referenced target percentage43%

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 achievement14-34-
Mathematics achievement14-34-
Science achievement04-34-
Achievement total21267.591247.5
GrowthEnglish language arts growth24-44-
Mathematics growth34-44-
Growth total5822.58822.5
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---44-
Additional indicators total4410.08810.0
Weighted total2.910.3-9.310.7-
Percentage of possible points28%-87%-
Percentage of possible points by gradespan28%
Weight of non-high school results:75%
87%
Weight of high school results:25%
2025 Annual criterion-referenced target percentage43%

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 490.3 489.1 -1.2 493.3 7240Recovery Path: Declined
Lowest Performing 464.8 467.8 3.0 469.6 1402Recovery Path: Improved Below Target
High Needs 486.5 485.0 -1.5 489.1 5460Recovery Path: Declined
English Learners and Former English Learners 483.4 481.3 -2.1 485.8 2880Path Forward: Declined
Low Income 486.4 485.3 -1.1 489.4 4280Recovery Path: Declined
Students with Disabilities 471.4 471.7 0.3 474.3 1262Path Forward: Improved Below Target
American Indian or Alaska Native---- 5--
Asian 508.4 507.0 -1.4 511.0 203Path Forward: Met Target
Black or African American 491.1 490.2 -0.9 493.7 4050Recovery Path: Declined
Hispanic or Latino 483.9 482.7 -1.2 485.8 1710Path Forward: Declined
Multi-Race, Not Hispanic or Latino 491.5 492.0 0.5 493.5 462Path Forward: Improved Below Target
Native Hawaiian or Other Pacific Islander-------
White 492.9 492.0 -0.9 494.9 770Path Forward: Declined

English language arts achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 514.5 510.7 -3.8 516.0 743Path Forward: Met Target
Lowest Performing---- 19--
High Needs 510.0 504.9 -5.1 512.6 363Path Forward: Met Target
English Learners and Former English Learners---- 8--
Low Income 511.3 507.4 -3.9 513.8 313Path Forward: Met Target
Students with Disabilities---- 10--
American Indian or Alaska Native-------
Asian---- 2--
Black or African American 512.9 510.9 -2.0 516.9 463Path Forward: Met Target
Hispanic or Latino---- 9--
Multi-Race, Not Hispanic or Latino---- 4--
Native Hawaiian or Other Pacific Islander-------
White---- 13--

Mathematics achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 489.9 491.2 1.3 492.3 7232Recovery Path: Improved Below Target
Lowest Performing 467.0 470.9 3.9 472.1 1402Recovery Path: Improved Below Target
High Needs 487.1 487.7 0.6 489.3 5452Recovery Path: Improved Below Target
English Learners and Former English Learners 485.5 485.4 -0.1 489.1 2871Path Forward: No Change
Low Income 487.1 488.3 1.2 490.0 4272Recovery Path: Improved Below Target
Students with Disabilities 473.9 475.5 1.6 477.2 1252Path Forward: Improved Below Target
American Indian or Alaska Native---- 5--
Asian 507.3 503.4 -3.9 511.0 200Path Forward: Declined
Black or African American 490.2 491.9 1.7 492.8 4052Recovery Path: Improved Below Target
Hispanic or Latino 484.9 486.1 1.2 487.7 1702Path Forward: Improved Below Target
Multi-Race, Not Hispanic or Latino 493.1 494.7 1.6 495.2 463Path Forward: Met Target
Native Hawaiian or Other Pacific Islander-------
White 490.8 493.5 2.7 492.9 774Path 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 506.1 502.2 -3.9 508.0 720Path Forward: Declined
Lowest Performing---- 19--
High Needs 500.9 496.2 -4.7 503.5 350Recovery Path: Declined
English Learners and Former English Learners---- 8--
Low Income 501.9 497.8 -4.1 505.1 300Recovery Path: Declined
Students with Disabilities---- 10--
American Indian or Alaska Native-------
Asian---- 2--
Black or African American 505.2 501.0 -4.2 510.3 463Path Forward: Met Target
Hispanic or Latino---- 9--
Multi-Race, Not Hispanic or Latino---- 3--
Native Hawaiian or Other Pacific Islander-------
White---- 12--

Science achievement - MCAS average composite scaled score - Non-high school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 490.2 490.6 0.4 492.9 2312Path Forward: Improved Below Target
Lowest Performing---- 56--
High Needs 486.6 486.5 -0.1 490.0 1741Path Forward: No Change
English Learners and Former English Learners 484.1 482.9 -1.2 487.7 800Path Forward: Declined
Low Income 485.5 488.6 3.1 488.9 1353Path Forward: Met Target
Students with Disabilities 472.4 471.8 -0.6 476.9 350Path Forward: Declined
American Indian or Alaska Native---- 2--
Asian---- 10--
Black or African American 491.6 489.5 -2.1 494.2 1290Path Forward: Declined
Hispanic or Latino 482.0 487.9 5.9 487.1 444Path Forward: Exceeded Target
Multi-Race, Not Hispanic or Latino---- 19--
Native Hawaiian or Other Pacific Islander-------
White 490.8 492.1 1.3 493.8 272Path Forward: Improved Below Target

Science achievement - MCAS average composite scaled score - High school
Group 2025 Achievement 2026 Achievement Change 2026 Target N Points Reason
All Students 511.8 509.4 -2.4 513.4 743Path Forward: Met Target
Lowest Performing---- 19--
High Needs 505.8 506.1 0.3 508.8 363Recovery Path: Met Target
English Learners and Former English Learners---- 8--
Low Income 506.5 508.7 2.2 510.5 313Recovery Path: Met Target
Students with Disabilities---- 10--
American Indian or Alaska Native-------
Asian---- 2--
Black or African American 510.3 508.7 -1.6 513.3 463Path Forward: Met Target
Hispanic or Latino---- 9--
Multi-Race, Not Hispanic or Latino---- 4--
Native Hawaiian or Other Pacific Islander-------
White---- 13--

English language arts growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 49.1 5982Typical Growth - Low
Lowest Performing 50.4 1403Typical Growth - High
High Needs 48.3 4412Typical Growth - Low
English Learners and Former English Learners 46.6 2252Typical Growth - Low
Low Income 48.6 3452Typical Growth - Low
Students with Disabilities 44.3 1032Typical Growth - Low
American Indian or Alaska Native- 4--
Asian- 18--
Black or African American 49.3 3362Typical Growth - Low
Hispanic or Latino 50.8 1303Typical Growth - High
Multi-Race, Not Hispanic or Latino 47.2 402Typical Growth - Low
Native Hawaiian or Other Pacific Islander----
White 45.9 702Typical Growth - Low

English language arts growth - High school
Group 2026 Mean SGP N Points Reason
All Students 76.8 744Exceeded Typical Growth
Lowest Performing- 19--
High Needs 76.2 364Exceeded Typical Growth
English Learners and Former English Learners- 8--
Low Income 75.2 314Exceeded Typical Growth
Students with Disabilities- 10--
American Indian or Alaska Native----
Asian- 2--
Black or African American 77.4 464Exceeded Typical Growth
Hispanic or Latino- 9--
Multi-Race, Not Hispanic or Latino- 4--
Native Hawaiian or Other Pacific Islander----
White- 13--

Mathematics growth - Non-high school
Group 2026 Mean SGP N Points Reason
All Students 53.8 5963Typical Growth - High
Lowest Performing 50.5 1403Typical Growth - High
High Needs 51.8 4403Typical Growth - High
English Learners and Former English Learners 50.3 2253Typical Growth - High
Low Income 52.1 3443Typical Growth - High
Students with Disabilities 48.2 1022Typical Growth - Low
American Indian or Alaska Native- 4--
Asian- 18--
Black or African American 54.7 3363Typical Growth - High
Hispanic or Latino 53.4 1293Typical Growth - High
Multi-Race, Not Hispanic or Latino 49.6 402Typical Growth - Low
Native Hawaiian or Other Pacific Islander----
White 52.0 693Typical Growth - High

Mathematics growth - High school
Group 2026 Mean SGP N Points Reason
All Students 64.0 724Exceeded Typical Growth
Lowest Performing- 19--
High Needs 57.9 353Typical Growth - High
English Learners and Former English Learners- 8--
Low Income 59.0 303Typical Growth - High
Students with Disabilities- 10--
American Indian or Alaska Native----
Asian- 2--
Black or African American 61.5 464Exceeded Typical Growth
Hispanic or Latino- 9--
Multi-Race, Not Hispanic or Latino- 3--
Native Hawaiian or Other Pacific Islander----
White- 12--

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 764Exceeded Target
Lowest Performing-------
High Needs 100.0 100.0 0.0 95.0 564Exceeded Target
English Learners and Former English Learners-------
Low Income 100.0 100.0 0.0 95.0 544Exceeded Target
Students with Disabilities---- 9--
American Indian or Alaska Native-------
Asian-------
Black or African American 100.0 100.0 0.0 95.0 464Exceeded Target
Hispanic or Latino---- 20--
Multi-Race, Not Hispanic or Latino-------
Native Hawaiian or Other Pacific Islander-------
White---- 10--

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 874Exceeded Target
Lowest Performing-------
High Needs 100.0 100.0 0.0 95.0 734Exceeded Target
English Learners and Former English Learners---- 1--
Low Income 100.0 100.0 0.0 95.0 704Exceeded Target
Students with Disabilities---- 10--
American Indian or Alaska Native-------
Asian---- 3--
Black or African American 100.0 100.0 0.0 95.0 554Exceeded Target
Hispanic or Latino---- 14--
Multi-Race, Not Hispanic or Latino---- 1--
Native Hawaiian or Other Pacific Islander-------
White---- 14--

Annual dropout rate - High school
Group 2024 Rate (%) 2025 Rate (%) Change Target (%) N Points Reason
All Students 0.0 0.3 0.3 1.0 3213Met Target
Lowest Performing-------
High Needs 0.0 0.6 0.6 1.0 1603Met Target
English Learners and Former English Learners---- 14--
Low Income 0.0 0.7 0.7 1.0 1433Met Target
Students with Disabilities---- 27--
American Indian or Alaska Native-------
Asian---- 8--
Black or African American 0.0 0.5 0.5 1.0 2153Met Target
Hispanic or Latino---- 53--
Multi-Race, Not Hispanic or Latino---- 7--
Native Hawaiian or Other Pacific Islander-------
White---- 38--

Progress toward attaining English language proficiency - Non-high school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 39.7 57.5 17.8 43.7 2524Exceeded Target
Lowest Performing-------
High Needs-------
English Learners and Former English Learners 39.7 57.5 17.8 43.7 2524Exceeded 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-------

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 7.4 6.1 -1.3 6.1 1,0163Met Target
Lowest Performing 12.8 7.1 -5.7 9.3 1414Exceeded Target
High Needs 7.8 7.5 -0.3 5.2 7843Met Target
English Learners and Former English Learners 6.5 6.8 0.3 3.5 4253Met Target
Low Income 9.0 8.7 -0.3 5.3 6243Met Target
Students with Disabilities 14.4 12.8 -1.6 11.1 1952Improved Below Target
American Indian or Alaska Native---- 6--
Asian 0.0 0.0 0.0 1.0 274Exceeded Target
Black or African American 2.4 2.4 0.0 1.0 5344Exceeded Target
Hispanic or Latino 13.5 12.8 -0.7 9.8 2812Improved Below Target
Multi-Race, Not Hispanic or Latino 16.4 13.3 -3.1 15.1 604Exceeded Target
Native Hawaiian or Other Pacific Islander-------
White 13.4 4.6 -8.8 12.0 1084Exceeded Target

Chronic absenteeism - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 5.0 6.2 1.2 3.7 3224Exceeded Target
Lowest Performing---- 19--
High Needs 7.6 9.6 2.0 5.3 1773Met Target
English Learners and Former English Learners---- 31--
Low Income 7.5 10.3 2.8 2.9 1553Met Target
Students with Disabilities---- 32--
American Indian or Alaska Native-------
Asian---- 10--
Black or African American 3.7 5.6 1.9 1.0 2144Exceeded Target
Hispanic or Latino---- 53--
Multi-Race, Not Hispanic or Latino---- 9--
Native Hawaiian or Other Pacific Islander-------
White---- 36--

Advanced coursework completion - High school
Group 2025 Rate (%) 2026 Rate (%) Change Target N Points Reason
All Students 100.0 100.0 0.0 95.0 1624Exceeded Target
Lowest Performing-------
High Needs 100.0 100.0 0.0 95.0 884Exceeded Target
English Learners and Former English Learners---- 12--
Low Income 100.0 100.0 0.0 95.0 794Exceeded Target
Students with Disabilities---- 9--
American Indian or Alaska Native-------
Asian---- 6--
Black or African American 100.0 100.0 0.0 95.0 1204Exceeded Target
Hispanic or Latino---- 21--
Multi-Race, Not Hispanic or Latino---- 3--
Native Hawaiian or Other Pacific Islander-------
White---- 12--

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 815 815100Yes 1 812 812100Yes 1 314 313100Yes 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 597 597 595 595 217 217 1,409 1,409100Yes1
English Learners and Former English Learners 308 308 307 307 95 95 710 710100Yes1
Low Income 472 472 470 470 171 171 1,113 1,113100Yes1
Students with Disabilities 139 139 138 138 47 47 324 324100Yes1
American Indian or Alaska Native 5 5 5 5 2 2 12----
Asian 22 22 22 22 12 12 56 56100Yes1
Black or African American 455 455 455 455 176 176 1,086 1,086100Yes1
Hispanic or Latino 189 189 188 188 58 58 435 435100Yes1
Multi-Race, Not Hispanic or Latino 51 51 50 50 23 23 124 124100Yes1
Native Hawaiian or Other Pacific Islander-----------
White 93 93 92 92 43 42 228 227100Yes1




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