Johnston Senior High School is a public high school located in Johnston, Rhode Island, United States. It is part of the Johnston Public School System and has approximately 900 students in grades 9 through 12. The school colors are Columbia blue and white and the school mascot is the Panther.
Serving 826 students in grades 9-12, Johnston Senior High School ranks in the bottom 50% of all schools in Rhode Island for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 15-19% (which is lower than the Rhode Island state average of 29%). The percentage of students achieving proficiency in reading/language arts is 40-44% (which is higher than the Rhode Island state average of 33%).
The student-teacher ratio of 10:1 is lower than the Rhode Island state level of 13:1.
Minority enrollment is 45% of the student body (majority Hispanic), which is lower than the Rhode Island state average of 50% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 826 students
- Student-Teacher Ratio: 10:1
- Minority Enrollment: 45%
- Graduation Rate: 85-89% (Btm 50% in RI)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 40-44% (Top 50%)
- Science Proficiency: 25-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), RI Dept. of Education
Top Rankings
Johnston Senior High School ranks among the top 20% of public schools in Rhode Island for:
Category
Attribute
Most improved public schools
Student Attention
School Overview
Johnston Senior High School's student population of 826 students has stayed relatively flat over five school years.
The teacher population of 80 teachers has grown by 14% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
826 students
Total Classroom Teachers
80 teachers
Year Founded
1968
Colors
White, Columbia blue
School Calendar
Average Class Size
24 students
School Rankings
Johnston Senior High School ranks within the bottom 50% of all 287 schools in Rhode Island (based off of combined math and reading proficiency testing data).
The diversity score of Johnston Senior High School is 0.59, which is less than the diversity score at state average of 0.65. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#157 out of 287 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
15-19%
29%
Reading/Language Arts Test Scores (% Proficient)
40-44%
33%
Science Test Scores (% Proficient)
25-29%
31%
Student-Teacher Ratio
10:1
13:1
Asian
3%
3%
Hispanic
33%
31%
Black
7%
9%
White
55%
50%
Two or more races
2%
6%
All Ethnic Groups
Graduation Rate
85-89%
83%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
45%
45%
Eligible for Reduced Lunch
11%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), RI Dept. of Education
School Notes
- School Mascot: Panther
Frequently Asked Questions
What is Johnston Senior High School's ranking?
Johnston Senior High School is ranked #157 out of 287 schools, which ranks it among the bottom 50% of public schools in Rhode Island.
What schools are Johnston Senior High School often compared to?
Johnston Senior High Schoolis often viewed alongside schools like Ponaganset High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
15-19% of students have achieved math proficiency (compared to the 29% RI state average), while 40-44% of students have achieved reading proficiency (compared to the 33% RI state average).
What is the graduation rate of Johnston Senior High School?
The graduation rate of Johnston Senior High School is 85-89%, which is higher than the Rhode Island state average of 83%.
How many students attend Johnston Senior High School?
826 students attend Johnston Senior High School.
What is the racial composition of the student body?
55% of Johnston Senior High School students are White, 33% of students are Hispanic, 7% of students are Black, 3% of students are Asian, and 2% of students are Two or more races.
What is the student-teacher ratio of Johnston Senior High School?
Johnston Senior High School has a student ration of 10:1, which is lower than the Rhode Island state average of 13:1.
What grades does Johnston Senior High School offer ?
Johnston Senior High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Johnston Senior High School part of?
Johnston Senior High School is part of Johnston School District.
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