Excellent
#105 of 990 schools in CT
Top 11% in state
Greenwich High School
High School · Greenwich School District
10 Hillside Rd., Greenwich, CT 06830
Enrollment
2,633
Student-Teacher
13.4:1
Score
8.7
Grades
9th – 12th
Enrollment
2,633
Student-Teacher
13.4:1
Score
8.7
Grades
9th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Connecticut schools
#105 of 990
In Greenwich
#4 of 9
public schools
In district
#9 of 15
Greenwich School District
Academic performance
9.0 / 10
Excellent
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Greenwich High School
High School in Greenwich · grades 9th – 12th. Start here, then compare fit against nearby and district options.
The Greenwich Country Day School
0.6 mi away. Use as a geographic alternative in the same move search.
Julian Curtiss School
0.6 mi away. Use as a geographic alternative in the same move search.
About Greenwich High School
Greenwich High School is a public high school in Greenwich, CT, part of Greenwich School District. Greenwich High School serves approximately 2,633 students, and covers grades 9th-12th, and has a 13.4:1 student-teacher ratio. Greenwich High School has a current MySchoolScout rating of 8.7 out of 10 and ranks #105 of 990 schools in CT.
Structured state assessment records for Greenwich High School show 72% math proficiency (multi-year average, 2009-2022) and 85% reading/ELA proficiency (multi-year average, 2009-2022).
What's said publicly about Greenwich High School
Synthesized from public, attributable sources. Updated April 2026. Reviewed for accuracy.
Sources (2)
- This school 8.7 · Excellent
- CT avg 6.1
What Parents Should Know
Greenwich High School is a large school: 2,633 students. Size usually brings more course choices and activities than a smaller school can staff, but kids can also blend into the crowd. Ask how the school keeps students known and supported.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Greenwich High School — Students at Greenwich High School score 72% proficient, which is above what's typical for similar communities (expected: 63%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
21.7%
Students qualifying for federal meal assistance
Test Scores CT EDFACTS (2021-22)
Based on 26 test records from CT state assessments. About our data
Proficiency Trend
↓ DecliningAverage 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: 8.8/10.
How Greenwich High School Compares
See how Greenwich High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
10 Hillside Rd., Greenwich, CT 06830
Nearby Alternatives
Families considering Greenwich High School may also want to explore other high schools in the area. Riverside School (rated 9.7/10, 1.8 miles away, in nearby Riverside), which scores slightly higher. Another option is International School At Dundee (rated 9.7/10, 2.1 miles away, in nearby Riverside), which scores slightly higher. Additionally, North Mianus School (rated 9.6/10, 2.1 miles away, in nearby Riverside), which scores slightly higher. For more schools in Greenwich, see our Greenwich schools guide .
Nearby Schools
20 within 3.3 mi| School | Distance | Rating |
|---|---|---|
| THE GREENWICH COUNTRY DAY SCHOOL Greenwich | 0.6 mi | 5.8 |
| Julian Curtiss School Greenwich | 0.6 mi | 7.8 |
| Central Middle School Greenwich | 0.7 mi | 8.2 |
| BRUNSWICK SCHOOL Greenwich | 0.8 mi | 6.6 |
| GREENWICH ACADEMY Greenwich | 0.8 mi | 6.7 |
| Cos Cob School Cos Cob | 0.8 mi | 8.4 |
| North Street School Greenwich | 1.3 mi | 9.5 |
| THE GREENWICH JAPANESE SCHOOL Greenwich | 1.2 mi | 6.9 |
| EAGLE HILL SCHOOL Greenwich | 1.5 mi | 8.4 |
| Eastern Middle School Riverside | 1.6 mi | 9.4 |
| GREENWICH CATHOLIC SCHOOL Greenwich | 2.2 mi | 5.6 |
| Riverside School Riverside | 1.8 mi | 9.7 |
| Hamilton Avenue School Greenwich | 2.1 mi | 7.0 |
| North Mianus School Riverside | 2.1 mi | 9.6 |
| International School At Dundee Riverside | 2.1 mi | 9.7 |
| Old Greenwich School Old Greenwich | 2.5 mi | 9.5 |
| Western Middle School Greenwich | 2.8 mi | 8.5 |
| Glenville School Greenwich | 2.6 mi | 9.3 |
| Westover School Stamford | 3.0 mi | 6.4 |
| THOMAS A EDISON SCHOOL Port Chester | 3.3 mi | 6.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 06830 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$146,841
Median Home Value
$1,685,700
Median Rent
$2,296/mo
Population
24,919
College Educated
69%
Homeownership
55.9%
Avg Commute
29.8 min
Poverty Rate
7.4%
Median Age
43.7
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Glastonbury High School Glastonbury, CT | 8.6 |
| Staples High School Westport, CT | 9.3 |
| Trumbull High School Trumbull, CT | 7.7 |
Frequently Asked Questions
Common questions about Greenwich High School
What grades does Greenwich High School serve?
Greenwich High School serves students in grades 9th through 12th.
How many students attend Greenwich High School?
Greenwich High School has an enrollment of approximately 2,633 students.
What is the student-teacher ratio at Greenwich High School?
The student-teacher ratio at Greenwich High School is 13.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Greenwich High School rank in CT?
Greenwich High School ranks #105 of 990 schools in CT.
What is Greenwich High School's MySchoolScout rating?
Greenwich High School has a current MySchoolScout rating of 8.7 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Greenwich High School?
Based on loaded state assessment records, Greenwich High School has 72% math proficiency (multi-year average, 2009-2022) and 85% reading/ELA proficiency (multi-year average, 2009-2022).
Is Greenwich High School a charter school?
No, Greenwich High School is not a charter school. It is a traditional public school operated by the local school district.
Is Greenwich High School a Title I school?
No, Greenwich High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Greenwich High School?
21.7% of students at Greenwich 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
Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 2,633
- Student-Teacher Ratio
- 13.4:1
- Teachers (FTE)
- 197
- Free/Reduced Lunch
- 21.7%
- Type
- regular
- Setting
- Large Suburb
- County
- Connecticut Planning Region 9
- Chronic Absenteeism (SY 2022-23)
- 11.0%
- Phone
- (203) 625-8000
- 4-Year Graduation
- 97.0%
Resources & Links
District
Greenwich School District- District Enrollment
- 8,589
- Schools in District
- 15
- Per-Pupil Spending
- $31,488
- District Rank
- #9 of 15
Other Schools in This District
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