Serving 621 students in grades Kindergarten-12, Pioneer Charter School Of Science Ii ranks in the top 20% of all schools in Massachusetts for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 75-79% (which is higher than the Massachusetts state average of 42%). The percentage of students achieving proficiency in reading/language arts is 66% (which is higher than the Massachusetts state average of 44%).
The student-teacher ratio of 12:1 is equal to the Massachusetts state level of 12:1.
Minority enrollment is 77% of the student body (majority Black and Hispanic), which is higher than the Massachusetts state average of 49% (majority Hispanic and Black).
Quick Facts (2026)
- School Type: Charter School
- Grades: Kindergarten-12
- Enrollment: 621 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 77%
- Graduation Rate: ≥90% (Btm 50% in MA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 75-79% (Top 5%)
- Reading Proficiency: 66% (Top 20%)
- Science Proficiency: 65-69% (Top 20%)
- Source: National Center for Education Statistics (NCES), MA Dept. of Education
Top Rankings
Pioneer Charter School Of Science Ii ranks among the top 20% of public schools in Massachusetts for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Diversity
School Overview
Pioneer Charter School Of Science Ii's student population of 621 students has grown by 67% over five school years.
The teacher population of 53 teachers has grown by 47% over five school years.
School Type
Grades Offered
Grades Kindergarten-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
621 students
Total Classroom Teachers
53 teachers
School Rankings
Pioneer Charter School Of Science Ii ranks within the top 20% of all 1,626 schools in Massachusetts (based off of combined math and reading proficiency testing data).
The diversity score of Pioneer Charter School Of Science Ii is 0.77, which is more than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#165 out of 1626 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
75-79%
42%
Reading/Language Arts Test Scores (% Proficient)
66%
44%
Science Test Scores (% Proficient)
65-69%
44%
Student-Teacher Ratio
12:1
12:1
American Indian
1%
n/a
Asian
17%
8%
Hispanic
24%
26%
Black
31%
10%
White
23%
51%
Hawaiian
n/a
n/a
Two or more races
4%
5%
All Ethnic Groups
Graduation Rate
≥90%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
12%
34%
Eligible for Reduced Lunch
9%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MA Dept. of Education
Frequently Asked Questions
What is Pioneer Charter School Of Science Ii's ranking?
Pioneer Charter School Of Science Ii is ranked #165 out of 1,626 schools, which ranks it among the top 20% of public schools in Massachusetts.
What schools are Pioneer Charter School Of Science Ii often compared to?
Pioneer Charter School Of Science Iiis often viewed alongside schools like Pioneer Charter School Of Science by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
75-79% of students have achieved math proficiency (compared to the 42% MA state average), while 66% of students have achieved reading proficiency (compared to the 44% MA state average).
What is the graduation rate of Pioneer Charter School Of Science Ii?
The graduation rate of Pioneer Charter School Of Science Ii is 90%, which is equal to the Massachusetts state average of 90%.
How many students attend Pioneer Charter School Of Science Ii?
621 students attend Pioneer Charter School Of Science Ii.
What is the racial composition of the student body?
31% of Pioneer Charter School Of Science Ii students are Black, 24% of students are Hispanic, 23% of students are White, 17% of students are Asian, 4% of students are Two or more races, and 1% of students are American Indian.
What is the student-teacher ratio of Pioneer Charter School Of Science Ii?
Pioneer Charter School Of Science Ii has a student ration of 12:1, which is equal to the Massachusetts state average of 12:1.
What grades does Pioneer Charter School Of Science Ii offer ?
Pioneer Charter School Of Science Ii offers enrollment in grades Kindergarten-12 (Supplemental Virtual).
What school district is Pioneer Charter School Of Science Ii part of?
Pioneer Charter School Of Science Ii is part of Pioneer Charter School Of Science II School District.
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