Average
#515 of 990 schools in CT
Griswold High School
High School · Griswold School District
267 Slater Ave., Griswold, CT 06351
Enrollment
578
Student-Teacher
11.3:1
Score
6.2
Grades
9th – 12th
Enrollment
578
Student-Teacher
11.3:1
Score
6.2
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Griswold
#1 of 3
public schools
Connecticut high schools
#105 of 196
In district
#1 of 3
Griswold School District
Academic growth
9.0 / 10
Exceptional
About Griswold High School
Griswold High School is a regular public high school located in Griswold, Connecticut, on the edge of an urban area. The school serves students from ninth through twelfth grade and has a total enrollment of 578 students with a student-teacher ratio of 11.3:1. With 51 full-time equivalent teachers, Griswold High School aims to provide personalized support for each student.
Griswold High School's academic performance is rated at 4.8 out of 10 by MySchoolScout, placing it in the 48th percentile among Connecticut schools. Test scores show that 54% of students are proficient or above in English Language Arts and Reading, while 29% meet proficiency standards in math. These results suggest areas for improvement but also indicate a school focusing on student development.
The school is situated in an area where the community supports its educational institutions as they strive to enhance academic outcomes and opportunities for all students.
Score Breakdown
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Griswold High School — Students at Griswold High School score 42% proficient, which is above what's typical for similar communities (expected: 40%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
51%
Students qualifying for federal meal assistance
Test Scores CT EDFACTS (2021-22)
Based on 6 test records from CT state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 9.0/10.
How Griswold High School Compares
See how Griswold High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 27% (2019) to 27% (2022). Reading/ELA proficiency has remained stable from 57% (2019) to 57% (2022).
Location
267 Slater Ave., Griswold, CT 06351
Nearby Alternatives
Families considering Griswold High School may also want to explore other high schools in the area. ACADEMY OF THE HOLY FAMILY (rated 8.0/10, 5.7 miles away, in nearby Baltic), which scores notably higher. Additionally, Norwich Technical High School (rated 3.8/10, 5.9 miles away, in nearby Norwich), a more accessible option. For more schools in Griswold, see our Griswold schools guide .
Nearby Schools
20 within 6.1 mi| School | Distance | Rating |
|---|---|---|
| Griswold Middle School Griswold | 0.2 mi | 3.9 |
| Griswold Elementary School Griswold | 0.1 mi | 3.0 |
| Griswold Soule Street Academy Jewett City | 0.7 mi | — |
| Lisbon Central School Lisbon | 1.9 mi | 7.9 |
| Preston Veterans' Memorial School Preston | 4.5 mi | 7.0 |
| Wequonnoc Magnet School Taftville | 4.2 mi | 4.2 |
| SACRED HEART SCHOOL Taftville | 4.3 mi | 6.0 |
| Moriarty Magnet School Norwich | 4.7 mi | 4.6 |
| Plainfield Central School Plainfield | 6.6 mi | 5.6 |
| Plainfield Memorial School Plainfield | 6.6 mi | 4.8 |
| Dr. Helen Baldwin Middle School Canterbury | 7.1 mi | 4.7 |
| Preston Plains School Preston | 7.3 mi | 4.3 |
| Norwich Technical High School Norwich | 5.9 mi | 3.8 |
| Canterbury Elementary School Canterbury | 7.5 mi | 4.7 |
| Sayles School Baltic | 5.7 mi | 6.4 |
| Kelly STEAM Magnet Middle School Norwich | 6.0 mi | 7.0 |
| ACADEMY OF THE HOLY FAMILY Baltic | 5.7 mi | 8.0 |
| ST JOSEPH ELEMENTARY SCHOOL Baltic | 5.8 mi | 5.4 |
| ST PATRICK CATHEDRAL SCHOOL Norwich | 6.7 mi | 5.8 |
| Voluntown Elementary School Voluntown | 6.1 mi | 6.2 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 06351 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$84,107
Median Home Value
$276,200
Median Rent
$1,115/mo
Population
15,697
College Educated
18.8%
Homeownership
80.4%
Avg Commute
30.9 min
Poverty Rate
7.4%
Median Age
48.1
Community Profile
The community surrounding Griswold High School has a median household income of $84,107. It is a community where 19% of adults hold a bachelor's degree or higher. The median home value in the area is $276,200, with a median rent of $1,115/month. The local poverty rate of 7.4% is relatively low. The average commute for residents is 31 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Coventry High School Coventry, CT | 6.2 |
| Bloomfield High School Bloomfield, CT | 6.3 |
| Information Technology & Software Engineering Magnet High Sc Bridgeport, CT | 6.3 |
| KINGSWOOD OXFORD SCHOOL West Hartford, CT | 6.3 |
| Northwestern Regional High School Winsted, CT | 6.3 |
| Terryville High School Terryville, CT | 6.3 |
Frequently Asked Questions
Common questions about Griswold High School
What grades does Griswold High School serve?
Griswold High School serves students in grades 9th through 12th.
How many students attend Griswold High School?
Griswold High School has an enrollment of approximately 578 students.
What is the student-teacher ratio at Griswold High School?
The student-teacher ratio at Griswold High School is 11.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Griswold High School rank in CT?
Griswold High School is ranked #515 out of 990 schools in CT.
What is Griswold High School's MySchoolScout rating?
Griswold High School has a composite rating of 6.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Griswold High School?
Based on the most recent state assessment data, Griswold High School has 28.7% math proficiency and 53.7% reading/ELA proficiency.
Is Griswold High School a charter school?
No, Griswold High School is not a charter school. It is a traditional public school operated by the local school district.
Is Griswold High School a Title I school?
No, Griswold High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Griswold High School?
51.0% of students at Griswold High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 578
- Student-Teacher Ratio
- 11.3:1
- Teachers (FTE)
- 51
- Free/Reduced Lunch
- 51.0%
- Type
- regular
- Setting
- Fringe Town
- County
- Connecticut Planning Region 8
- Phone
- (860) 376-7640
- Data Year
- 2023–2024
Resources & Links
District
Griswold School District- District Enrollment
- 1,775
- Schools in District
- 4
- Per-Pupil Spending
- $21,122
- District Rank
- #1 of 3
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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