B- Top 58%

Charles Jaworek School

Grades K-05 MARLBOROUGH, MA

Moved up 86 places from 2024 to 2025

#481 State Rank
B District Grade
444 Hosmer Street, MARLBOROUGH, MA 01752
Diverse
Rating sources & methodology MCAS scores from 2025 Data updated September 2026
648 Students
95.1% Attendance Rate
45.3 Composite Score
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MCAS score comparisons

Students meeting or exceeding expectations · 2025 results

Each subject shows the average of published grade percentages, without weighting by enrollment. The bars compare available years on a 0–100% scale. Grade coverage and student groups can change between years.

English Language Arts

28.7% Meeting or exceeding expectations

4.7% exceeding expectations

2023 31% 31%
2024 31.3% 31.3%
2025 28.7% 28.7%

Mathematics

27.3% Meeting or exceeding expectations

3.3% exceeding expectations

2023 27.3% 27.3%
2024 26.3% 26.3%
2025 27.3% 27.3%

Science

31% Meeting or exceeding expectations

3% exceeding expectations

2023 30% 30%
2024 31% 31%
2025 31% 31%
View published results by year and grade
Available grade results for the latest 3 published years. An em dash means the value was not published.
YearSubjectGradeMeeting+Exceeding
2025English Language Arts03 24%2%
2025English Language Arts04 37%6%
2025English Language Arts05 25%6%
2025Mathematics03 24%3%
2025Mathematics04 42%4%
2025Mathematics05 16%3%
2025Science05 31%3%
2024English Language Arts03 36%2%
2024English Language Arts04 25%2%
2024English Language Arts05 33%3%
2024Mathematics03 30%4%
2024Mathematics04 24%3%
2024Mathematics05 25%5%
2024Science05 31%5%
2023English Language Arts03 30%3%
2023English Language Arts04 27%3%
2023English Language Arts05 36%5%
2023Mathematics03 24%3%
2023Mathematics04 38%3%
2023Mathematics05 20%1%
2023Science05 30%6%

MCAS subject percentages differ from the composite school rating, which combines available academic and school indicators. Letter grades and state ranks compare schools at the same level. A rank change describes relative position, not a percentage-point change in test scores. Read the rating methodology.

Student Demographics

648 students enrolled

Race/Ethnicity

Hispanic 54%
White 32.6%
Black 8%
Multiracial 2.8%
Asian 2.2%

Gender

52.3% Male
47.7% Female

Student Programs

English Learners 45.4%
Special Education 15.9%
Free/Reduced Lunch 62.3%

School Performance

Key metrics and program information

Attendance

95.1% Attendance Rate
11.2% Chronic Absence

Staffing

Location

444 Hosmer Street, MARLBOROUGH, MA

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B--Rated School

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Frequently Asked Questions

What is Charles Jaworek School's grade rating?

Charles Jaworek School has earned a grade of B-, ranked #481 in Massachusetts, placing it in the top 58% of Massachusetts Elementary schools. This rating is based on 2025 MCAS test scores, attendance rates, and other performance metrics from the Massachusetts Department of Elementary and Secondary Education.

How many students attend Charles Jaworek School?

Approximately 648 students are enrolled at Charles Jaworek School.

How does Charles Jaworek School perform on MCAS tests?

Based on the most recent MCAS results, Charles Jaworek School's proficiency rates are: English Language Arts (29% proficient), Mathematics (27% proficient), Science (31% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.

What is the attendance rate at Charles Jaworek School?

Charles Jaworek School has an attendance rate of 95.1%. Strong attendance is correlated with better academic outcomes.

What school district is Charles Jaworek School part of?

Charles Jaworek School is part of Marlborough School District. For enrollment information, contact the district office or visit the school's website. Enrollment typically requires proof of residency within the district boundaries.

How are Massachusetts school ratings calculated?

School ratings are calculated using multiple data points from the Massachusetts Department of Elementary and Secondary Education (DESE), including MCAS test scores (proficiency and growth), attendance rates, graduation rates (for high schools), and student-teacher ratios. Schools are ranked by percentile against similar schools statewide.