Nonnewaug High School is a public school in Woodbury, Connecticut, United States, which serves the towns of Woodbury and Bethlehem, Connecticut. It is part of Regional School District #14. Before 1970, students in the district attended Woodbury High School, which has now become the middle school.
Serving 647 students in grades 9-12, Nonnewaug High School ranks in the top 50% of all schools in Connecticut for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 45-49% (which is higher than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 60-64% (which is higher than the Connecticut state average of 50%).
The student-teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 24% of the student body (majority Hispanic), which is lower than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 647 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 24%
- Graduation Rate: ≥95% (Top 10% in CT)
- Overall Testing Rank: Top 50%
- Math Proficiency: 45-49% (Top 50%)
- Reading Proficiency: 60-64% (Top 50%)
- Science Proficiency: 45-49% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Nonnewaug High School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Graduation Rate
Student Attention
School Overview
Nonnewaug High School's student population of 647 students has stayed relatively flat over five school years.
The teacher population of 61 teachers has grown by 5% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
647 students
Total Classroom Teachers
61 teachers
Year Founded
1970
Colors
White, Blue, Red
School Rankings
Nonnewaug High School ranks within the top 50% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Nonnewaug High School is 0.39, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#369 out of 939 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
45-49%
41%
Reading/Language Arts Test Scores (% Proficient)
60-64%
50%
Science Test Scores (% Proficient)
45-49%
47%
Student-Teacher Ratio
11:1
12:1
American Indian
n/a
n/a
Asian
1%
5%
Hispanic
20%
32%
Black
1%
12%
White
76%
46%
Hawaiian
n/a
n/a
Two or more races
2%
5%
All Ethnic Groups
Graduation Rate
≥95%
89%
Eligible for Free Lunch
14%
38%
Eligible for Reduced Lunch
4%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Notes
- School Mascot: Chief
Frequently Asked Questions
What is Nonnewaug High School's ranking?
Nonnewaug High School is ranked #369 out of 939 schools, which ranks it among the top 50% of public schools in Connecticut.
What schools are Nonnewaug High School often compared to?
Nonnewaug High Schoolis often viewed alongside schools like Watertown High School, Shepaug Valley School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
45-49% of students have achieved math proficiency (compared to the 41% CT state average), while 60-64% of students have achieved reading proficiency (compared to the 50% CT state average).
What is the graduation rate of Nonnewaug High School?
The graduation rate of Nonnewaug High School is 95%, which is higher than the Connecticut state average of 89%.
How many students attend Nonnewaug High School?
647 students attend Nonnewaug High School.
What is the racial composition of the student body?
76% of Nonnewaug High School students are White, 20% of students are Hispanic, 2% of students are Two or more races, 1% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Nonnewaug High School?
Nonnewaug High School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Nonnewaug High School offer ?
Nonnewaug High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Nonnewaug High School part of?
Nonnewaug High School is part of Regional School District 14.
School Calendar
View the Nonnewaug High School yearly calendar below. Note key dates such as:
Event
Date
Last Day of School - Early Dismissal
June 19, 2026 (Friday)
School Reviews
Review Nonnewaug High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
