Average
#2654 of 3,777 schools in FL
Marathon School
High School · MONROE
350 SOMBRERO BEACH RD, Marathon, FL 33050
Enrollment
772
Student-Teacher
15.1:1
Score
5.6
Grades
6th – 12th
Enrollment
772
Student-Teacher
15.1:1
Score
5.6
Grades
6th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Marathon
#2 of 2
public schools
Florida high schools
#307 of 748
In district
#14 of 16
MONROE
School environment
9.7 / 10
Exceptional
About Marathon School
Marathon School serves grades 6 through 12 in the remote Florida Keys community of Marathon, drawing 772 students from the surrounding area. As a regular public school with 51 full-time equivalent teachers, the school maintains a student-teacher ratio of 15.1:1, allowing for reasonably individualized attention in classroom settings. Academically, Marathon School is working toward improvement, with a MySchoolScout rating of 5.2 out of 10 and a state ranking at the 47th percentile among Florida schools.
In standardized assessments, 40% of students perform at or above proficiency in reading across grade levels, while 42% meet proficiency benchmarks in mathematics. These results indicate room for academic growth and development across the curriculum. The school's location on Sombrero Beach Road positions it within Marathon's distinctive island setting, offering students the unique experience of attending school in one of Florida's most geographically isolated communities.
This remote island location shapes both the school's student population and its operational considerations, as families here have limited school choice options compared to mainland areas.
Score Breakdown
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Marathon School — Students at Marathon School score 44% proficient, which is below what's typical for similar communities (expected: 47%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
54.1%
Students qualifying for federal meal assistance
Test Scores FL FAST (2023-24)
Based on 12 test records from FL 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: 3.9/10.
How Marathon School Compares
See how Marathon School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 52% (2019) to 46% (2021). Reading/ELA proficiency has declined from 49% (2019) to 41% (2021).
Location
350 SOMBRERO BEACH RD, Marathon, FL 33050
Nearby Alternatives
Families considering Marathon School may also want to explore other high schools in the area. SUGARLOAF SCHOOL (rated 6.6/10, 28.5 miles away, in nearby Summerland Key), which scores slightly higher. Another option is BIG PINE ACADEMY (rated 6.3/10, 17.9 miles away, in nearby Big Pine Key), which scores slightly higher. Additionally, STANLEY SWITLIK ELEMENTARY SCHOOL (rated 5.8/10, 1.2 miles away), with a very similar rating. For more schools in Marathon, see our Marathon schools guide .
Nearby Schools
3 within 28.5 mi| School | Distance | Rating |
|---|---|---|
| STANLEY SWITLIK ELEMENTARY SCHOOL Marathon | 1.2 mi | 5.8 |
| BIG PINE ACADEMY Big Pine Key | 17.9 mi | 6.3 |
| SUGARLOAF SCHOOL Summerland Key | 28.5 mi | 6.6 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 33050 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$83,243
Median Home Value
$705,600
Median Rent
$1,611/mo
Population
10,586
College Educated
34.4%
Homeownership
59.6%
Avg Commute
12.9 min
Poverty Rate
11.7%
Median Age
48.1
Community Profile
The community surrounding Marathon School has a median household income of $83,243. It is an area where 34% of adults hold a bachelor's degree or higher. The median home value in the area is $705,600, with a median rent of $1,611/month. The area has a poverty rate of 11.7%. Residents enjoy a short average commute of 13 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 |
|---|---|
| AMERICAN WORLDWIDE ACADEMY Miami, FL | 5.6 |
| CARDINAL NEWMAN HIGH SCHOOL West Palm Beach, FL | 5.6 |
| COLLEGE ACADEMY AT BROWARD COLLEGE Davie, FL | 5.6 |
| DIXIE COUNTY HIGH SCHOOL Cross City, FL | 5.6 |
| HILLIARD MIDDLE-SENIOR HIGH Hilliard, FL | 5.6 |
| DISCOVERY HIGH SCHOOL Lake Alfred, FL | 5.5 |
Frequently Asked Questions
Common questions about Marathon School
What grades does Marathon School serve?
Marathon School serves students in grades 6th through 12th.
How many students attend Marathon School?
Marathon School has an enrollment of approximately 772 students.
What is the student-teacher ratio at Marathon School?
The student-teacher ratio at Marathon School is 15.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Marathon School rank in FL?
Marathon School is ranked #2654 out of 3,777 schools in FL.
What is Marathon School's MySchoolScout rating?
Marathon School has a composite rating of 5.6 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 Marathon School?
Based on the most recent state assessment data, Marathon School has 41.6% math proficiency and 39.9% reading/ELA proficiency.
Is Marathon School a charter school?
No, Marathon School is not a charter school. It is a traditional public school operated by the local school district.
Is Marathon School a Title I school?
No, Marathon School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Marathon School?
54.1% of students at Marathon 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
- County Safety
- Average (633/100K)
FBI UCR 2024. County-level only. Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 12th
- Enrollment
- 772
- Student-Teacher Ratio
- 15.1:1
- Teachers (FTE)
- 51
- Free/Reduced Lunch
- 54.1%
- Type
- regular
- Setting
- Remote Town
- County
- Monroe County
- Phone
- (305) 289-2480
- Data Year
- 2023–2024
Resources & Links
District
MONROE- District Enrollment
- 8,908
- Schools in District
- 25
- Per-Pupil Spending
- $17,161
- District Rank
- #14 of 16
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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