Excellent
#18 of 1,791 schools in MA
Top 1% in state
Cohasset High School
High School · Cohasset
143 Pond Street, Cohasset, MA 02025
Enrollment
406
Student-Teacher
10.4:1
Score
9.3
Grades
9th – 12th
Enrollment
406
Student-Teacher
10.4:1
Score
9.3
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Cohasset
#1 of 4
public schools
Massachusetts high schools
#3 of 366
In district
#1 of 4
Cohasset
Academic growth
9.9 / 10
Exceptional
About Cohasset High School
Cohasset High School serves 406 students in grades 9 through 12 as a regular public school in Cohasset, Massachusetts. A student-teacher ratio of 10.4:1 gives students consistent, direct access to teachers — a structural advantage that compounds over four years. The school earns a composite score of 9.3/10, with an Academic score of 9.3 and a Growth score of 9.9, putting it firmly in Exceptional territory.
The rankings make the performance concrete. Cohasset High sits at #3 among all 366 public high schools in Massachusetts — a position that holds up across every comparison point. Statewide, it outperforms 99% of Massachusetts public schools, placing 18th out of 1,791.
That 9.9 Growth score is worth noting on its own: it signals that students aren't just arriving with advantages — they're making real, measurable academic gains during their time here. For families weighing options, the picture is direct. Cohasset High is the top-ranked school in Cohasset and one of the strongest high schools in a state that sets a high bar.
Small class sizes, a top-3 statewide rank, and exceptional growth outcomes make this a school that consistently delivers for the students it serves.
What's said publicly about Cohasset High School
Synthesized from public, attributable sources. Updated May 2026.
Sources (1)
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Cohasset High School — Students at Cohasset High School score 72% proficient, which is above what's typical for similar communities (expected: 60%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
0%
Students qualifying for federal meal assistance
Test Scores MA MCAS (2024-25)
Based on 40 test records from MA state assessments. About our data
Proficiency Trend
↑ ImprovingAverage 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: 9.9/10.
How Cohasset High School Compares
See how Cohasset High School performs across key quality dimensions compared to state benchmarks.
Performance Trends
Math proficiency has declined from 70% (2019) to 67% (2022). Reading/ELA proficiency has remained stable from 78% (2019) to 77% (2022).
Location
143 Pond Street, Cohasset, MA 02025
Nearby Alternatives
Families considering Cohasset High School may also want to explore other high schools in the area. Norwell High (rated 8.5/10, 5.5 miles away, in nearby Norwell), with a comparable rating. Another option is Scituate High School (rated 8.4/10, 3.0 miles away, in nearby Scituate), with a comparable rating. Additionally, Hingham High (rated 8.0/10, 3.5 miles away, in nearby Hingham), a more accessible option. For more schools in Cohasset, see our Cohasset schools guide .
Nearby Schools
20 within 5.4 mi| School | Distance | Rating |
|---|---|---|
| Cohasset Middle School Cohasset | 0.0 mi | 9.0 |
| Joseph Osgood Cohasset | 0.4 mi | 6.5 |
| Deer Hill Cohasset | 0.5 mi | 8.2 |
| Cushing Elementary Scituate | 2.8 mi | 5.2 |
| Hatherly Elementary Scituate | 2.7 mi | 6.5 |
| Scituate High School Scituate | 3.0 mi | 8.4 |
| Gates Middle School Scituate | 3.1 mi | 7.8 |
| William G Vinal Norwell | 3.9 mi | 7.9 |
| East Elementary School Hingham | 3.0 mi | 8.7 |
| Hingham High Hingham | 3.5 mi | 8.0 |
| Wampatuck Elementary Scituate | 3.8 mi | 5.2 |
| Norwell Middle School Norwell | 5.3 mi | 7.5 |
| INLY SCHOOL Scituate | 4.8 mi | 6.9 |
| Norwell High Norwell | 5.5 mi | 8.5 |
| South Elementary Hingham | 4.4 mi | 7.6 |
| ST PAUL ELEMENTARY SCHOOL Hingham | 4.2 mi | 4.3 |
| DERBY ACADEMY Hingham | 4.5 mi | 6.8 |
| Jenkins Elementary School Scituate | 4.9 mi | 7.0 |
| NOTRE DAME ACADEMY Hingham | 5.2 mi | 4.4 |
| Hingham Middle School Hingham | 5.4 mi | 8.1 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 02025 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$187,060
Median Home Value
$1,092,500
Median Rent
$1,959/mo
Population
8,358
College Educated
72.5%
Homeownership
83.2%
Avg Commute
42.6 min
Poverty Rate
2.9%
Median Age
45.6
Community Profile
The community surrounding Cohasset High School has a median household income of $187,060. It is a well-educated community where 73% of adults hold a bachelor's degree or higher. The median home value in the area is $1,092,500, with a median rent of $1,959/month. The local poverty rate of 2.9% is relatively low. The average commute in the area is 43 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| GROTON SCHOOL Groton, MA | 9.2 |
| Manchester Essex Regional High School Manchester, MA | 9.1 |
| Millis High School Millis, MA | 9.0 |
| Ipswich High Ipswich, MA | 8.7 |
| Bromfield Harvard, MA | 8.5 |
| Hamilton-Wenham Regional High South Hamilton, MA | 8.5 |
Frequently Asked Questions
Common questions about Cohasset High School
What grades does Cohasset High School serve?
Cohasset High School serves students in grades 9th through 12th.
How many students attend Cohasset High School?
Cohasset High School has an enrollment of approximately 406 students.
What is the student-teacher ratio at Cohasset High School?
The student-teacher ratio at Cohasset High School is 10.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Cohasset High School rank in MA?
Cohasset High School is ranked #18 out of 1,791 schools in MA.
What is Cohasset High School's MySchoolScout rating?
Cohasset High School has a composite rating of 9.3 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 Cohasset High School?
Based on the most recent state assessment data, Cohasset High School has 69.1% math proficiency and 78.4% reading/ELA proficiency.
Is Cohasset High School a charter school?
No, Cohasset High School is not a charter school. It is a traditional public school operated by the local school district.
Is Cohasset High School a Title I school?
No, Cohasset High School is not currently a Title I school.
Neighborhood Context
Powered by 
FBI UCR 2024. City-level (Cohasset). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 406
- Student-Teacher Ratio
- 10.4:1
- Teachers (FTE)
- 39
- Type
- regular
- Setting
- Large Suburb
- County
- Norfolk County
- Phone
- (781) 383-6100
- Data Year
- 2023–2024
Resources & Links
District
Cohasset- District Enrollment
- 1,406
- Schools in District
- 4
- Per-Pupil Spending
- $23,216
- District Rank
- #1 of 4
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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