For the 2026 school year, there are 4 public schools serving 2,507 students in Grafton, MA (there are , serving 155 private students). 94% of all K-12 students in Grafton, MA are educated in public schools (compared to the MA state average of 88%).
The top-ranked public schools in Grafton, MA are Grafton High School, Millbury Street Elementary School and North Street Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Grafton, MA public schools have an average math proficiency score of 56% (versus the Massachusetts public school average of 43%), and reading proficiency score of 55% (versus the 45% statewide average). Schools in Grafton have an average ranking of 8/10, which is in the top 30% of Massachusetts public schools.
Minority enrollment is 28% of the student body (majority Asian), which is less than the Massachusetts public school average of 47% (majority Hispanic).
Best Public Schools in Grafton, MA (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Grafton High School
(Math: 67% | Reading: 70-74%)
Rank:
Rank:
10/
Top 10%10
24 Providence Rd
Grafton, MA 01519
(508) 839-5425
Grafton, MA 01519
(508) 839-5425
Gr: 9-12 | 891 students Student-teacher ratio: 13:1 Minority enrollment: 25%
Rank: #22.
Millbury Street Elementary School
(Math: 58% | Reading: 54%)
Rank:
Rank:
8/
Top 30%10
105 Millbury Street
Grafton, MA 01519
(508) 839-0757
Grafton, MA 01519
(508) 839-0757
Gr: 2-6 | 589 students Student-teacher ratio: 12:1 Minority enrollment: 30%
Rank: #33.
North Street Elementary School
(Math: 54% | Reading: 56%)
Rank:
Rank:
8/
Top 30%10
60 North Street
Grafton, MA 01519
(508) 839-5428
Grafton, MA 01519
(508) 839-5428
Gr: 2-6 | 568 students Student-teacher ratio: 13:1 Minority enrollment: 30%
Rank: #44.
Grafton Middle School
(Math: 51% | Reading: 48%)
Rank:
Rank:
6/
Top 50%10
22 Providence Road
Grafton, MA 01519
(508) 839-5420
Grafton, MA 01519
(508) 839-5420
Gr: 7-8 | 459 students Student-teacher ratio: 13:1 Minority enrollment: 27%
Frequently Asked Questions
What are the top-ranked public schools in Grafton, MA?
The top-ranked public schools in Grafton, MA include Grafton High School, Millbury Street Elementary School and North Street Elementary School.
How many public schools are located in Grafton?
4 public schools are located in Grafton.
What percentage of students in Grafton go to public school?
94% of all K-12 students in Grafton are educated in public schools (compared to the MA state average of 88%).
What is the racial composition of students in Grafton?
Grafton public schools minority enrollment is 28% of the student body (majority Asian), which is less than the Massachusetts public schools average of 47% (majority Hispanic).
Which public schools in Grafton are often viewed compared to one another?
Popular comparisons of public schools in Grafton include: North Street Elementary School vs. Millbury Street Elementary School, Millbury Street Elementary School vs. North Street Elementary School
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