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Grafton High School

Public Grades 9-12
66th
SchoolDigger Rank ?
of 353 Massachusetts High Schools
Better than 81% of Massachusetts high schools
Summary

Grafton High School is a public high school serving grades 9–12 in Grafton, MA, with 914 students, part of the Grafton district. In 2025–2026 the school ranked 66th of 353 Massachusetts high schools — the 81st percentile, 4 stars, and its best showing in the available history. That's a steady climb from 131st in 2023–2024 and 103rd in 2024–2025. Nearby, Westborough High School (29th) and Shrewsbury High School (49th) rank higher, but Grafton sits ahead of Sutton High School (86th), Nipmuc Regional High (91st), and Blackstone Valley (126th).

Grafton's 2025–2026 10th-grade MCAS Next Generation results are above the state average in every reported subject: 63.86% proficient in ELA, 62.12% in math, 59.59% in science, and 54.90% on the Biology end-of-course test — roughly 17 to 19 points above state averages. Among nearby schools, only Westborough High School and Shrewsbury High School score higher in the core subjects; Grafton is clearly ahead of Nipmuc Regional High, Sutton High School, Blackstone Valley, Millbury Junior/Senior High, Worcester Technical High, North High, and Claremont Academy.

Its 2024–2025 graduation rate is 94.5% and dropout rate 2.3% — both better than the district's averages, though the dropout rate has risen from 0.4% in 2022–2023. That places it mid-pack nearby. Subgroup results show broad strength, with female and male students near the overall level and the low-income subgroup improving from the 16th percentile to the 64th; the special education subgroup, around the 30th percentile for three years, is the clearest gap. Grafton spends $14,065 per student, less than most nearby districts, with a 12.8 student-teacher ratio.

914
Students ?
12.8
Student/teacher ratio ?
$15,770
Per pupil spending ?
13.9%
Free/discounted lunch ?
 24 Providence Rd
       Grafton, MA  01519-1178

(508) 839-5425

District: Grafton


Feeder schools for Grafton High School:

Elementary:    Millbury Street Elementary School
    North Grafton Elementary
    North Street Elementary School
    South Grafton Elementary
Middle:    Grafton Middle
Racial breakdown:

White:
73.0%
Asian:
10.9%
Hispanic:
9.5%
more
 See top rated Massachusetts high schools

 Compare Grafton High School to nearby high schools!
At a glance
▲ Ranking trend: Improving — 72nd percentile in 2016 → 81st in 2026
Strengths
✓Test scores above the Massachusetts average (60% vs 42% meeting standards)
✓Ranks in the top 19% of Massachusetts high schools
✓94% graduate within 4 years
Worth a look
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2025-2026) ?
This school60%
District avg60%
Massachusetts avg42%
66th of 353
Massachusetts public high schools ?
Top 19%▲ up 10 pts since 2016
From top 28% (2016) to top 19% (2026)
See the entire ranking list of Massachusetts High Schools →
★★★★★
SchoolDigger rating ?
77th of 351Grafton among Massachusetts districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankMassachusetts percentileRating
202682.166 of 35381.3%★★★★☆
202570.8103 of 34970.5%★★★★☆
202465.0131 of 34862.4%★★★☆☆
202378.580 of 34776.9%★★★★☆
202279.274 of 34278.4%★★★★☆
202175.479 of 28572.3%★★★★☆
201970.6123 of 35165.0%★★★☆☆
201866.7140 of 34559.4%★★★☆☆
201772.0101 of 34871.0%★★★★☆
201671.999 of 35171.8%★★★★☆
201564.9155 of 35456.2%★★★☆☆
201473.194 of 34772.9%★★★★☆
201368.9112 of 34467.4%★★★☆☆
201274.078 of 34077.1%★★★★☆
201179.658 of 34082.9%★★★★☆
201076.585 of 33574.6%★★★★☆
200957.2173 of 32246.3%★★☆☆☆
200871.798 of 31969.3%★★★☆☆
200778.256 of 31682.3%★★★★☆
200679.971 of 31477.4%★★★★☆
200571.1101 of 31167.5%★★★☆☆
200473.291 of 30770.4%★★★★☆
200368.6108 of 30464.5%★★★☆☆

Asian

YearAvg scoreStatewide rankMassachusetts percentileRating
202675.331 of 9467.0%★★★☆☆
202555.349 of 9146.2%★★☆☆☆
202464.347 of 9852.0%★★★☆☆
202374.034 of 9664.6%★★★☆☆
202267.138 of 9359.1%★★★☆☆
202172.123 of 6866.2%★★★☆☆
201975.630 of 9769.1%★★★★☆
201863.751 of 9144.0%★★☆☆☆

Disabled

YearAvg scoreStatewide rankMassachusetts percentileRating
202258.595 of 29567.8%★★★☆☆
202167.252 of 20274.3%★★★★☆
201942.2157 of 29947.5%★★☆☆☆
201835.4196 of 29934.4%★★☆☆☆

Female

YearAvg scoreStatewide rankMassachusetts percentileRating
202680.364 of 34081.2%★★★★☆
202575.386 of 33774.5%★★★★☆
202465.0127 of 34262.9%★★★☆☆
202381.567 of 33980.2%★★★★☆
202283.255 of 34083.8%★★★★☆
202174.582 of 28170.8%★★★★☆
201969.1119 of 34265.2%★★★☆☆
201872.0106 of 33968.7%★★★☆☆

Hispanic

YearAvg scoreStatewide rankMassachusetts percentileRating
202651.9107 of 26058.8%★★★☆☆
202550.5112 of 24554.3%★★★☆☆
202467.971 of 24971.5%★★★★☆
202343.8127 of 24147.3%★★☆☆☆
202294.712 of 21794.5%★★★★★

Low Socio Economic Status

YearAvg scoreStatewide rankMassachusetts percentileRating
202656.9121 of 34064.4%★★★☆☆
202542.6179 of 33446.4%★★☆☆☆
202420.4283 of 33816.3%★☆☆☆☆
202347.6182 of 33846.2%★★☆☆☆
202259.3133 of 33259.9%★★★☆☆
202176.141 of 25383.8%★★★★☆
201945.2196 of 33040.6%★★☆☆☆
201863.6121 of 33063.3%★★★☆☆

Male

YearAvg scoreStatewide rankMassachusetts percentileRating
202680.869 of 34479.9%★★★★☆
202561.4130 of 33961.7%★★★☆☆
202462.6137 of 34259.9%★★★☆☆
202373.8100 of 34370.8%★★★★☆
202271.7106 of 33968.7%★★★☆☆
202173.783 of 28170.5%★★★★☆
201968.5121 of 34665.0%★★★☆☆
201862.4158 of 34353.9%★★★☆☆

Special Education

YearAvg scoreStatewide rankMassachusetts percentileRating
202628.8209 of 29829.9%★★☆☆☆
202526.6220 of 30227.2%★☆☆☆☆
202428.3201 of 28930.4%★★☆☆☆
202335.9171 of 30143.2%★★☆☆☆
202251.7164 of 33951.6%★★★☆☆
202168.861 of 26877.2%★★★★☆
201937.5239 of 34831.3%★★☆☆☆
201836.6247 of 34428.2%★☆☆☆☆

White

YearAvg scoreStatewide rankMassachusetts percentileRating
202674.474 of 30275.5%★★★★☆
202557.0119 of 29860.1%★★★☆☆
202446.6165 of 30245.4%★★☆☆☆
202367.4101 of 30166.4%★★★☆☆
202265.9107 of 30064.3%★★★☆☆
202163.5103 of 24958.6%★★★☆☆
201960.0133 of 30256.0%★★★☆☆
201857.9150 of 30350.5%★★★☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Female (2026)81st percentile~ school
Male (2026)80th percentile~ school
White (2026)75th percentile-6 vs school
Disabled (2022)68th percentile-11 vs school
Asian (2026)67th percentile-14 vs school
Low Socio Economic Status (2026)64th percentile-17 vs school
Hispanic (2026)59th percentile-22 vs school
Special Education (2026)30th percentile-51 vs school
By subject vs Massachusetts (2025-2026) ?
English Language Arts64%+18 vs state
Mathematics62%+18 vs state
Science60%+19 vs state
Biology55%+17 vs state

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Frequently Asked Questions about Grafton High School

Students at Grafton High School are 73% White, 11% Asian, 10% Hispanic, 3% Two or more races, 3% African American.

Grafton High School ranks 66th of 353 Massachusetts high schools. SchoolDigger rates this school 4 stars out of 5.

In the 2024-25 school year, 914 students attended Grafton High School.

Grafton High School is fed by the following schools:

Elementary : Millbury Street Elementary School
Elementary : North Grafton Elementary
Elementary : North Street Elementary School
Elementary : South Grafton Elementary
Middle : Grafton Middle

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Latest Massachusetts data All new data »
2024–25 dropout rates & graduation ratesMar 5, 2026
2024–25 MCAS Next Generation test scoresSep 29, 2025
2023–24 school spending dataMay 8, 2025
2023–24 dropout rates & graduation ratesMay 1, 2025


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Massachusetts Department of Elementary and Secondary Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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