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Student attendance (% of students absent 10 or more days each year)
		Org Name Absent rate 2021 2022 2023 2024 2025 Students Incl 535 573 607 606 619 Absent 10+ days # 180 354 372 367 382 Nantucket High Absent 10+ days % 33.6% 61.8% 61.3% 60.6% 61.7% Students Incl           Absent 10+ days # - - - - - Select a Comparable School Absent 10+ days %           Students Incl 937,090 947,168 946,517 949,726 944,518 Absent 10+ days # 280,540 529,443 468,759 431,788 419,443 State Absent 10+ days % 29.9% 55.9% 49.5% 45.5% 44.4%

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Chronically absent rate (% of students absent 10% or more each year)
		Org Name Absent rate 2021 2022 2023 2024 2025 Students Incl 535 573 607 606 619 Chronically absent # 92 153 152 171 184 Nantucket High Chronically absent % 17.2% 26.7% 25.0% 28.2% 29.7% Students Incl           Chronically absent # - - - - - Select a Comparable School Chronically absent %           Students Incl 937,090 947,168 946,517 949,726 944,518 Chronically absent # 165,632 262,191 210,358 187,102 177,218 State Chronically absent % 17.7% 27.7% 22.2% 19.7% 18.8%

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Percentage of students suspended in-school at least once
		Org Name Suspensionn rate 2021 2022 2023 2024 2025 Students Incl 540 580 612 616 625 In-school # - 37 40 28 28 Nantucket High In-school % - 6.4% 6.5% 4.5% 4.5% Students Incl           In-school #     - - - Select a Comparable School In-school %           Students Incl 933,897 943,549 942,880 945,909 940,187 In-school # 2,370 15,040 13,095 13,119 12,659 State In-school % .3% 1.6% 1.4% 1.4% 1.3%

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Percentage of students suspended out-of-school at least once
		Org Name Suspensionn rate 2021 2022 2023 2024 2025 Students Incl 540 580 612 616 625 Out-of-school # - 17 17 16 12 Nantucket High Out-of-school % - 2.9% 2.8% 2.6% 1.9% Students Incl           Out-of-school #     - - - Select a Comparable School Out-of-school %           Students Incl 933,897 943,549 942,880 945,909 940,187 Out-of-school # 4,529 29,348 23,743 22,709 21,855 State Out-of-school % .5% 3.1% 2.5% 2.4% 2.3%

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Annual dropout rate
		Org Name Dropout 2020 2021 2022 2023 2024 # Dropouts 7 5 9 5 9 Nantucket High % Dropouts 1.3% 1.0% 1.6% 0.9% 1.5% # Dropouts           Select a Comparable School % Dropouts           # Dropouts 4,501 4,297 6,060 5,915 5,852 State % Dropouts 1.6% 1.5% 2.1% 2.1% 2.0%

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4-year cohort graduation rate
		Org Name Graduation rate 2020 2021 2022 2023 2024 Students Incl 144 114 136 148 131 Nantucket High % Graduated (4 Yrs) 86.8% 93.0% 92.6% 95.9% 87.0% Students Incl           Select a Comparable School % Graduated (4 Yrs)           Students Incl 74,232 74,226 73,901 72,602 73,043 State % Graduated (4 Yrs) 89.0% 89.8% 90.1% 89.2% 88.4%

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5-year cohort graduation rate
		Org Name Graduation rate 2019 2020 2021 2022 2023 Students Incl 135 144 114 136 148 Nantucket High % Graduated (5 Yrs) 91.1% 93.8% 94.7% 93.4% 95.9% Students Incl           Select a Comparable School % Graduated (5 Yrs)           Students Incl 75,067 74,232 74,226 73,901 72,602 State % Graduated (5 Yrs) 90.1% 91.0% 91.8% 91.9% 90.9%