Massachusetts School and District Profiles

Arlington

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2019 Official Accountability Report - Arlington

Accountability Information

Progress toward improvement targetsAccountability percentile
71% - Substantial progress toward targets-

Overall progress toward improvement targets

20182019
Annual criterion-referenced target percentage68%73%
Weight40%60%
Cumulative criterion-referenced target percentage
(2018 x 40%) + (2019 x 60%)
71%
Substantial progress toward targets

2019 Points awarded

2019 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 achievement34-24-44-44-
Mathematics achievement44-44-34-24-
Science achievement34----24----
Achievement total101260.06867.591247.56867.5
GrowthEnglish language arts growth34-24-34-14-
Mathematics growth34-34-34-24-
Growth total6820.05822.56822.53822.5
High school completionFour-year cohort graduation rate------04----
Extended engagement rate------34----
Annual dropout rate------44----
High school completion total------71220.0---
Progress toward attaining English language proficiencyEnglish language proficiency total4410.0---------
Additional indicatorsChronic absenteeism04-04-44-44-
Advanced coursework completion------44----
Additional indicators total0410.00410.08810.04410.0
Weighted total7.69.6-5.27.6-7.810.7-5.17.6-
Percentage of possible points79%-68%-73%-67%-
Percentage of possible points by gradespan74%
Weight of non-high school results:74%
70%
Weight of high school results:26%
2019 Annual criterion-referenced target percentage73%

2018 Points awarded

2018 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 achievement34-34-44-14-
Mathematics achievement34-44-14-04-
Science achievement34----14----
Achievement total91260.07867.561247.51867.5
GrowthEnglish language arts growth34-34-34-24-
Mathematics growth34-34-34-14-
Growth total6820.06822.56822.53822.5
High school completionFour-year cohort graduation rate------34----
Extended engagement rate------44----
Annual dropout rate------34----
High school completion total------101220.0---
Progress toward attaining English language proficiencyEnglish language proficiency total3410.0---------
Additional indicatorsChronic absenteeism34-44-34-04-
Advanced coursework completion------04----
Additional indicators total3410.04410.03810.00410.0
Weighted total7.29.6-6.57.6-6.510.7-1.47.6-
Percentage of possible points75%-86%-61%-18%-
Percentage of possible points by gradespan81%
Weight of non-high school results:70%
40%
Weight of high school results:30%
2018 Annual criterion-referenced target percentage68%

Overall progress toward improvement targets

20182019
Annual criterion-referenced target percentage46%67%
Weight40%60%
Cumulative criterion-referenced target percentage
(2018 x 40%) + (2019 x 60%)
59%
Substantial progress toward targets

2019 Points awarded

2019 Progress toward improvement targets
Indicator High needs Subgroup
(Non-high school grades)
High needs Subgroup
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement24-44-
Mathematics achievement44-34-
Science achievement24-44-
Achievement total81267.5111247.5
GrowthEnglish language arts growth24-34-
Mathematics growth34-24-
Growth total5822.55822.5
High school completionFour-year cohort graduation rate---04-
Extended engagement rate---34-
Annual dropout rate---44-
High school completion total---71220.0
Progress toward attaining English language proficiencyEnglish language proficiency total------
Additional indicatorsChronic absenteeism04-44-
Advanced coursework completion---24-
Additional indicators total0410.06810.0
Weighted total6.510.3-8.410.7-
Percentage of possible points63%-79%-
Percentage of possible points by gradespan63%
Weight of non-high school results:74%
79%
Weight of high school results:26%
2019 Annual criterion-referenced target percentage67%

2018 Points awarded

2018 Progress toward improvement targets
Indicator High needs Subgroup
(Non-high school grades)
High needs Subgroup
(High school grades)
Points earned Total possible points Weight % Points earned Total possible points Weight %
AchievementEnglish language arts achievement34-14-
Mathematics achievement34-14-
Science achievement04-14-
Achievement total61267.531247.5
GrowthEnglish language arts growth24-24-
Mathematics growth34-24-
Growth total5822.54822.5
High school completionFour-year cohort graduation rate---04-
Extended engagement rate---44-
Annual dropout rate---04-
High school completion total---41220.0
Progress toward attaining English language proficiencyEnglish language proficiency total------
Additional indicatorsChronic absenteeism14-44-
Advanced coursework completion---24-
Additional indicators total1410.06810.0
Weighted total5.310.3-3.710.7-
Percentage of possible points51%-35%-
Percentage of possible points by gradespan51%
Weight of non-high school results:70%
35%
Weight of high school results:30%
2018 Annual criterion-referenced target percentage46%

Detailed data for each indicator

English language arts achievement - MCAS average composite scaled score - Non-high school
Group 2018 Achievement 2019 Achievement Change 2019 Target N Points Reason
All Students 511.0 511.4 0.4 512.2 2,7913Met Target
Lowest Performing 488.2 490.1 1.9 491.9 5342Improved Below Target
High needs 495.4 495.9 0.5 496.5 8332Improved Below Target
Econ. Disadvantaged 494.3 495.1 0.8 495.3 2893Met Target
EL and Former EL---- 241--
Students w/ disabilities 490.3 491.7 1.4 491.6 5163Met Target
Amer. Ind. or Alaska Nat.---- 3--
Asian 513.4 514.2 0.8 514.4 3114Exceeded Target
Afr. Amer./Black---- 103--
Hispanic/Latino---- 179--
Multi-race, Non-Hisp./Lat.---- 176--
Nat. Haw. or Pacif. Isl.---- 7--
White 512.1 512.4 0.3 513.4 2,0123Met Target

English language arts achievement - MCAS Composite Performance Index (CPI) - High school
Group 2018 Achievement 2019 Achievement Change 2019 Target N Points Reason
All Students 97.6 99.1 1.5 99.1 3514Exceeded Target
Lowest Performing 96.4 99.1 2.7 98.5 794Exceeded Target
High needs 91.5 97.6 6.1 93.5 834Exceeded Target
Econ. Disadvantaged 87.5 98.4 10.9 89.4 314Exceeded Target
EL and Former EL---- 11--
Students w/ disabilities 90.2 96.4 6.2 92.4 554Exceeded Target
Amer. Ind. or Alaska Nat.-------
Asian 97.7 98.6 0.9 99.5 364Exceeded Target
Afr. Amer./Black---- 13--
Hispanic/Latino---- 25--
Multi-race, Non-Hisp./Lat.---- 14--
Nat. Haw. or Pacif. Isl.-------
White 98.3 99.2 0.9 99.9 2634Exceeded Target

Mathematics achievement - MCAS average composite scaled score - Non-high school
Group 2018 Achievement 2019 Achievement Change 2019 Target N Points Reason
All Students 507.4 509.8 2.4 508.7 2,7994Exceeded Target
Lowest Performing 485.2 489.3 4.1 487.9 5354Exceeded Target
High needs 494.1 495.9 1.8 495.1 8384Exceeded Target
Econ. Disadvantaged 489.3 492.4 3.1 490.5 2904Exceeded Target
EL and Former EL---- 242--
Students w/ disabilities 489.2 491.1 1.9 490.8 5193Met Target
Amer. Ind. or Alaska Nat.---- 3--
Asian 513.4 516.5 3.1 515.3 3124Exceeded Target
Afr. Amer./Black---- 104--
Hispanic/Latino---- 179--
Multi-race, Non-Hisp./Lat.---- 180--
Nat. Haw. or Pacif. Isl.---- 7--
White 508.2 510.4 2.2 509.3 2,0144Exceeded Target

Mathematics achievement - MCAS Composite Performance Index (CPI) - High school
Group 2018 Achievement 2019 Achievement Change 2019 Target N Points Reason
All Students 94.8 96.1 1.3 96.6 3503Met Target
Lowest Performing 89.5 91.0 1.5 92.3 782Improved Below Target
High needs 82.6 84.5 1.9 84.9 843Met Target
Econ. Disadvantaged 84.9 80.5 -4.4 87.6 320Declined
EL and Former EL---- 11--
Students w/ disabilities 78.5 79.0 0.5 81.1 562Improved Below Target
Amer. Ind. or Alaska Nat.-------
Asian 99.2 96.5 -2.7 100.0 360Declined
Afr. Amer./Black---- 13--
Hispanic/Latino---- 24--
Multi-race, Non-Hisp./Lat.---- 14--
Nat. Haw. or Pacif. Isl.-------
White 96.6 96.9 0.3 98.4 2633Met Target

Science achievement - MCAS Composite Performance Index (CPI) - Non-high school
Group 2018 Achievement 2019 Achievement Change 2019 Target N Points Reason
All Students 84.8 85.6 0.8 86.6 9033Met Target
Lowest Performing-------
High needs 68.3 69.3 1.0 70.6 2742Improved Below Target
Econ. Disadvantaged 61.2 66.0 4.8 63.5 1034Exceeded Target
EL and Former EL---- 63--
Students w/ disabilities 65.4 65.4 0.0 67.7 1771No Change
Amer. Ind. or Alaska Nat.-------
Asian 86.6 87.0 0.4 89.1 794Exceeded Target
Afr. Amer./Black---- 42--
Hispanic/Latino---- 61--
Multi-race, Non-Hisp./Lat.---- 62--
Nat. Haw. or Pacif. Isl.-------
White 86.9 87.7 0.8 88.8 6594Exceeded Target

Science achievement - MCAS Composite Performance Index (CPI) - High school
Group 2018 Achievement 2019 Achievement Change 2019 Target N Points Reason
All Students 94.2 94.5 0.3 96.0 3302Improved Below Target
Lowest Performing-------
High needs 80.8 84.6 3.8 83.1 734Exceeded Target
Econ. Disadvantaged 81.1 87.0 5.9 83.4 274Exceeded Target
EL and Former EL---- 10--
Students w/ disabilities 77.2 82.0 4.8 79.5 504Exceeded Target
Amer. Ind. or Alaska Nat.-------
Asian 95.2 97.0 1.8 97.7 333Met Target
Afr. Amer./Black---- 12--
Hispanic/Latino---- 21--
Multi-race, Non-Hisp./Lat.---- 14--
Nat. Haw. or Pacif. Isl.-------
White 96.0 95.0 -1.0 97.9 2501No Change

English language arts growth - Non-high school
Group 2019 Mean SGP N Points Reason
All Students 53.0 2,1733Typical Growth - High
Lowest Performing 49.8 5312Typical Growth - Low
High needs 48.4 6032Typical Growth - Low
Econ. Disadvantaged 48.7 2162Typical Growth - Low
EL and Former EL- 157--
Students w/ disabilities 46.9 3842Typical Growth - Low
Amer. Ind. or Alaska Nat.- 3--
Asian 54.9 2343Typical Growth - High
Afr. Amer./Black- 76--
Hispanic/Latino- 142--
Multi-race, Non-Hisp./Lat.- 133--
Nat. Haw. or Pacif. Isl.- 4--
White 52.8 1,5813Typical Growth - High

English language arts growth - High school
Group 2019 Mean SGP N Points Reason
All Students 53.4 3103Typical Growth - High
Lowest Performing 35.6 721Low Growth
High needs 58.2 673Typical Growth - High
Econ. Disadvantaged 53.4 263Typical Growth - High
EL and Former EL- 8--
Students w/ disabilities 58.4 473Typical Growth - High
Amer. Ind. or Alaska Nat.----
Asian 56.9 303Typical Growth - High
Afr. Amer./Black- 12--
Hispanic/Latino- 20--
Multi-race, Non-Hisp./Lat.- 12--
Nat. Haw. or Pacif. Isl.----
White 54.3 2363Typical Growth - High

Mathematics growth - Non-high school
Group 2019 Mean SGP N Points Reason
All Students 57.9 2,1783Typical Growth - High
Lowest Performing 56.0 5323Typical Growth - High
High needs 53.5 6053Typical Growth - High
Econ. Disadvantaged 51.6 2173Typical Growth - High
EL and Former EL- 159--
Students w/ disabilities 51.7 3843Typical Growth - High
Amer. Ind. or Alaska Nat.- 3--
Asian 60.6 2354Exceeded Typical Growth
Afr. Amer./Black- 77--
Hispanic/Latino- 144--
Multi-race, Non-Hisp./Lat.- 136--
Nat. Haw. or Pacif. Isl.- 4--
White 58.1 1,5793Typical Growth - High

Mathematics growth - High school
Group 2019 Mean SGP N Points Reason
All Students 55.9 3083Typical Growth - High
Lowest Performing 43.8 712Typical Growth - Low
High needs 47.2 672Typical Growth - Low
Econ. Disadvantaged 46.0 272Typical Growth - Low
EL and Former EL- 8--
Students w/ disabilities 43.7 462Typical Growth - Low
Amer. Ind. or Alaska Nat.----
Asian 59.0 303Typical Growth - High
Afr. Amer./Black- 12--
Hispanic/Latino- 19--
Multi-race, Non-Hisp./Lat.- 12--
Nat. Haw. or Pacif. Isl.----
White 57.1 2353Typical Growth - High

Four-year cohort graduation rate - High school
Group 2017 Rate (%) 2018 Rate (%) Change Target (%) N Points Reason
All Students 95.4 93.0 -2.4 97.2 3300Declined
Lowest Performing-------
High needs 85.3 81.1 -4.2 89.3 1060Declined
Econ. Disadvantaged 82.7 82.1 -0.6 86.8 670Declined
EL and Former EL---- 9--
Students w/ disabilities 77.5 77.2 -0.3 82.9 571No Change
Amer. Ind. or Alaska Nat.-------
Asian 97.4 100.0 2.6 100.0 244Exceeded Target
Afr. Amer./Black---- 16--
Hispanic/Latino---- 16--
Multi-race, Non-Hisp./Lat.---- 6--
Nat. Haw. or Pacif. Isl.---- 1--
White 95.3 94.0 -1.3 97.2 2670Declined

Extended engagement rate - High school
Group 2016 Rate (%) 2017 Rate (%) Change Target (%) N Points Reason
All Students 97.6 98.0 0.4 99.2 3053Met Target
Lowest Performing-------
High needs 93.6 96.0 2.4 97.0 753Met Target
Econ. Disadvantaged 93.5 94.2 0.7 97.1 522Improved Below Target
EL and Former EL---- 5--
Students w/ disabilities 93.4 97.5 4.1 98.1 403Met Target
Amer. Ind. or Alaska Nat.-------
Asian 100.0 97.4 -2.6 100.0 393Met Target
Afr. Amer./Black---- 9--
Hispanic/Latino---- 12--
Multi-race, Non-Hisp./Lat.---- 12--
Nat. Haw. or Pacif. Isl.-------
White 98.4 98.7 0.3 100.0 2333Met Target

Annual dropout rate - High school
Group 2017 Rate (%) 2018 Rate (%) Change Target (%) N Points Reason
All Students 0.7 0.5 -0.2 1.0 1,3254Exceeded Target
Lowest Performing-------
High needs 3.0 2.2 -0.8 2.7 2724Exceeded Target
Econ. Disadvantaged 3.8 2.4 -1.4 3.4 1274Exceeded Target
EL and Former EL---- 19--
Students w/ disabilities 2.1 2.0 -0.1 1.9 1501No Change
Amer. Ind. or Alaska Nat.-------
Asian 0.0 0.0 0.0 1.0 1414Exceeded Target
Afr. Amer./Black---- 58--
Hispanic/Latino---- 85--
Multi-race, Non-Hisp./Lat.---- 50--
Nat. Haw. or Pacif. Isl.---- 2--
White 0.5 0.4 -0.1 1.0 9894Exceeded Target

Progress toward attaining English language proficiency - Non-high school
Group 2018 Rate (%) 2019 Rate (%) Change Target N Points Reason
All Students 77.8 86.1 8.3 82.7 1514Exceeded Target
Lowest Performing-------
High needs-------
Econ. Disadvantaged-------
EL and Former EL---- 151--
Students w/ disabilities-------
Amer. Ind. or Alaska Nat.-------
Asian-------
Afr. Amer./Black-------
Hispanic/Latino-------
Multi-race, Non-Hisp./Lat.-------
Nat. Haw. or Pacif. Isl.-------
White-------

Progress toward attaining English language proficiency - High school
Group 2018 Rate (%) 2019 Rate (%) Change Target N Points Reason
All Students-------
Lowest Performing-------
High needs-------
Econ. Disadvantaged-------
EL and Former EL-------
Students w/ disabilities-------
Amer. Ind. or Alaska Nat.-------
Asian-------
Afr. Amer./Black-------
Hispanic/Latino-------
Multi-race, Non-Hisp./Lat.-------
Nat. Haw. or Pacif. Isl.-------
White-------

Chronic absenteeism - Non-high school
Group 2018 Rate (%) 2019 Rate (%) Change Target N Points Reason
All Students 4.0 5.6 1.6 3.0 3,9780Declined
Lowest Performing 3.2 9.5 6.3 1.1 5360Declined
High needs 7.3 9.6 2.3 5.5 1,1810Declined
Econ. Disadvantaged 13.6 14.3 0.7 11.2 3360Declined
EL and Former EL---- 398--
Students w/ disabilities 6.2 8.6 2.4 3.8 6780Declined
Amer. Ind. or Alaska Nat.---- 4--
Asian 4.5 7.7 3.2 2.4 5220Declined
Afr. Amer./Black---- 140--
Hispanic/Latino---- 247--
Multi-race, Non-Hisp./Lat.---- 249--
Nat. Haw. or Pacif. Isl.---- 8--
White 3.3 5.1 1.8 2.1 2,8080Declined

Chronic absenteeism - High school
Group 2018 Rate (%) 2019 Rate (%) Change Target N Points Reason
All Students 19.3 12.9 -6.4 17.7 1,4374Exceeded Target
Lowest Performing 32.9 12.7 -20.2 27.6 794Exceeded Target
High needs 30.7 20.8 -9.9 27.8 3424Exceeded Target
Econ. Disadvantaged 42.9 21.2 -21.7 38.4 1324Exceeded Target
EL and Former EL---- 54--
Students w/ disabilities 26.1 21.2 -4.9 22.6 2124Exceeded Target
Amer. Ind. or Alaska Nat.-------
Asian 12.9 14.0 1.1 10.1 1570Declined
Afr. Amer./Black---- 52--
Hispanic/Latino---- 93--
Multi-race, Non-Hisp./Lat.---- 67--
Nat. Haw. or Pacif. Isl.---- 1--
White 17.0 11.4 -5.6 15.2 1,0674Exceeded Target

Advanced coursework completion - High school
Group 2018 Rate (%) 2019 Rate (%) Change Target N Points Reason
All Students 73.6 79.5 5.9 77.9 6774Exceeded Target
Lowest Performing-------
High needs 39.6 42.9 3.3 46.9 1332Improved Below Target
Econ. Disadvantaged 47.3 52.2 4.9 54.7 672Improved Below Target
EL and Former EL---- 22--
Students w/ disabilities 27.3 27.9 0.6 34.3 682Improved Below Target
Amer. Ind. or Alaska Nat.-------
Asian 70.7 85.2 14.5 75.1 814Exceeded Target
Afr. Amer./Black---- 24--
Hispanic/Latino---- 45--
Multi-race, Non-Hisp./Lat.---- 27--
Nat. Haw. or Pacif. Isl.---- 1--
White 78.8 80.8 2.0 83.0 4993Met 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 3,188 3,17099Yes 1 3,189 3,176100Yes 1 1,275 1,26299Yes 1

Assessment participation - Subgroups
Group English language arts Mathematics Science Overall
Enrolled Assessed Enrolled Assessed Enrolled Assessed Total Enrolled Total Assessed % Met Target? Years in Rate
High needs 958 944 959 949 374 368 2,291 2,26199Yes1
Econ. Disadvantaged 330 325 331 326 140 140 801 79199Yes1
EL and Former EL 282 280 281 280 83 83 646 643100Yes1
Students w/ disabilities 582 571 583 575 240 234 1,405 1,38098Yes1
Amer. Ind. or Alaska Nat. 3 3 3 3-- 6----
Asian 358 357 359 358 117 116 834 831100Yes1
Afr. Amer./Black 119 116 119 117 56 56 294 28998Yes1
Hispanic/Latino 208 207 208 206 88 85 504 49899Yes1
Multi-race, Non-Hisp./Lat. 194 192 196 196 77 77 467 465100Yes1
Nat. Haw. or Pacif. Isl. 7 7 7 7-- 14----
White 2,299 2,288 2,297 2,289 937 928 5,533 5,50599Yes1

School Accountability Information
School Accountability classification
Arlington HighNot requiring assistance or intervention
BrackettNot requiring assistance or intervention
Cyrus E DallinNot requiring assistance or intervention
Gibbs SchoolNot requiring assistance or intervention
HardyNot requiring assistance or intervention
John A BishopNot requiring assistance or intervention
M Norcross StrattonNot requiring assistance or intervention
Menotomy PreschoolInsufficient data
Ottoson MiddleNot requiring assistance or intervention
PeirceNot requiring assistance or intervention
ThompsonNot requiring assistance or intervention




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