Needs Improvement
#1669 of 1,793 schools in MA
Charlestown High School
High School · Boston
240 Medford Street, Charlestown, MA 02129
Enrollment
789
Student-Teacher
8.5:1
Score
3.7
Grades
7th – 12th
Enrollment
789
Student-Teacher
8.5:1
Score
3.7
Grades
7th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Massachusetts schools
#1,669 of 1,793
In Charlestown
#3 of 3
public schools
In district
#104 of 109
Boston
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Charlestown High School
High School in Charlestown · grades 7th – 12th. Start here, then compare fit against nearby and district options.
Warren-prescott K-8 School
0.2 mi away. Use as a geographic alternative in the same move search.
Harvard-kent Elementary School
0.3 mi away. Use as a geographic alternative in the same move search.
About Charlestown High School
Charlestown High School is a public high school in Charlestown, MA, part of Boston. Charlestown High School serves approximately 789 students, and covers grades 7th-12th, and has a 8.5:1 student-teacher ratio. Charlestown High School has a current MySchoolScout rating of 3.7 out of 10 and ranks #1,669 of 1,793 schools in MA.
Structured state assessment records for Charlestown High School show 23% math proficiency (multi-year average, 2009-2025) and 25% reading/ELA proficiency (multi-year average, 2009-2025).
- This school 3.7 · Needs Improvement
- District avg 5.4
- MA avg 6.4
What Parents Should Know
At 8.5:1 students to teachers, Charlestown High School sits well below the national average. Smaller classes like that usually mean more one-on-one time between students and teachers.
69% of students at Charlestown High School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Charlestown High School — Students at Charlestown High School score 10% proficient, which is below what's typical for similar communities (expected: 20%).
Test Scores MA MCAS (2024-25)
Based on 76 test records from MA 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: 4.7/10.
How Charlestown High School Compares
See how Charlestown 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
240 Medford Street, Charlestown, MA 02129
Nearby Alternatives
Families considering Charlestown High School may also want to explore other high schools in the area. Community Charter School of Cambridge (rated 7.6/10, 1.5 miles away, in nearby Cambridge), which scores notably higher. Additionally, East Boston High School (rated 4.7/10, 1.3 miles away, in nearby East Boston), which scores slightly higher. For more schools in Charlestown, see our Charlestown schools guide .
Nearby Schools
20 within 1.5 mi| School | Distance | Rating |
|---|---|---|
| Warren-Prescott K-8 School Charlestown | 0.2 mi | 9.4 |
| Harvard-Kent Elementary School Charlestown | 0.3 mi | 7.8 |
| Eliot K-8 Innovation School Boston | 1.0 mi | 9.7 |
| SEAPORT ACADEMY Chelsea | 1.0 mi | — |
| ST JOHN SCHOOL Boston | 1.2 mi | 6.1 |
| Mario Umana Academy East Boston | 1.0 mi | 5.5 |
| EAST BOSTON CENTRAL CATHOLIC SCHOOL East Boston | 1.2 mi | 6.1 |
| O'Donnell Elementary School East Boston | 1.2 mi | 6.0 |
| Adams School Everett | 1.6 mi | 2.9 |
| Sumner G. Whittier School Everett | 1.7 mi | 2.4 |
| THE ADVENT SCHOOL Boston | 1.6 mi | 8.0 |
| Alighieri Dante Montessori School East Boston | 1.3 mi | 9.6 |
| ST ANTHONY SCHOOL Everett | 1.8 mi | 6.2 |
| East Boston High School East Boston | 1.3 mi | 4.7 |
| PARK STREET SCHOOL Boston | 1.7 mi | 6.5 |
| E Somerville Community Somerville | 1.4 mi | 4.5 |
| Capuano Early Childhood Center Somerville | 1.3 mi | 7.7 |
| Community Charter School of Cambridge Cambridge | 1.5 mi | 7.6 |
| Otis Elementary School East Boston | 1.4 mi | 8.5 |
| Shurtleff Early Childhood Chelsea | 1.5 mi | 4.5 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 02129 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$157,192
Median Home Value
$926,000
Median Rent
$2,258/mo
Population
19,994
College Educated
71.4%
Homeownership
49.6%
Avg Commute
29.3 min
Poverty Rate
6.3%
Median Age
36
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| AUSTIN PREPARATORY SCHOOL Reading, MA | 3.7 |
| Boston Community Leadership Academy Hyde Park, MA | 3.8 |
| XAVERIAN BROTHERS HIGH SCHOOL Westwood, MA | 3.4 |
| BISHOP STANG HIGH SCHOOL North Dartmouth, MA | 4.3 |
| Narragansett Regional High Baldwinville, MA | 4.3 |
| ARCHBISHOP WILLIAMS HIGH SCHOOL Braintree, MA | 4.4 |
Frequently Asked Questions
Common questions about Charlestown High School
What grades does Charlestown High School serve?
Charlestown High School serves students in grades 7th through 12th.
How many students attend Charlestown High School?
Charlestown High School has an enrollment of approximately 789 students.
What is the student-teacher ratio at Charlestown High School?
The student-teacher ratio at Charlestown High School is 8.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Charlestown High School rank in MA?
Charlestown High School ranks #1,669 of 1,793 schools in MA.
What is Charlestown High School's MySchoolScout rating?
Charlestown High School has a current MySchoolScout rating of 3.7 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 Charlestown High School?
Based on loaded state assessment records, Charlestown High School has 23% math proficiency (multi-year average, 2009-2025) and 25% reading/ELA proficiency (multi-year average, 2009-2025).
Is Charlestown High School a charter school?
No, Charlestown High School is not a charter school. It is a traditional public school operated by the local school district.
Is Charlestown High School a Title I school?
No, Charlestown High School is not currently a Title I school.
Neighborhood Context
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Quick Facts NCES CCD (SY 2022-23)
- Grades
- 7th – 12th
- Enrollment
- 789
- Student-Teacher Ratio
- 8.5:1
- Teachers (FTE)
- 93
- Type
- regular
- Setting
- Large City
- County
- Suffolk County
- Chronic Absenteeism (SY 2022-23)
- 68.6%
- Phone
- (617) 635-9914
- 4-Year Graduation
- 59.0%
Resources & Links
District
Boston- District Enrollment
- 45,742
- Schools in District
- 109
- Per-Pupil Spending
- $37,200
- District Rank
- #104 of 109
How we rate schools
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