A Top 20%

Thoreau School

Grades PK-05 CONCORD, MA

Moved down 138 places from 2024 to 2025

#169 State Rank
A- District Grade
29 Prairie Street, CONCORD, MA 01742
Rating sources & methodology MCAS scores from 2025 Data updated September 2026
393 Students
95.9% Attendance Rate
56.3 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

66% Meeting or exceeding expectations

14% exceeding expectations

2023 72.3% 72.3%
2024 70% 70%
2025 66% 66%

Mathematics

67% Meeting or exceeding expectations

19.7% exceeding expectations

2023 72.3% 72.3%
2024 75.7% 75.7%
2025 67% 67%

Science

79% Meeting or exceeding expectations

24% exceeding expectations

2023 79% 79%
2024 80% 80%
2025 79% 79%
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 76%13%
2025English Language Arts04 59%16%
2025English Language Arts05 63%13%
2025Mathematics03 64%15%
2025Mathematics04 56%18%
2025Mathematics05 81%26%
2025Science05 79%24%
2024English Language Arts03 72%14%
2024English Language Arts04 65%12%
2024English Language Arts05 73%21%
2024Mathematics03 69%17%
2024Mathematics04 75%24%
2024Mathematics05 83%24%
2024Science05 80%24%
2023English Language Arts03 74%20%
2023English Language Arts04 74%16%
2023English Language Arts05 69%9%
2023Mathematics03 62%15%
2023Mathematics04 78%22%
2023Mathematics05 77%19%
2023Science05 79%19%

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

393 students enrolled

Race/Ethnicity

White 71.5%
Multiracial 10.2%
Asian 9.9%
Hispanic 6.6%
Black 1.5%

Gender

53.4% Male
46.6% Female

Student Programs

English Learners 3.1%
Special Education 22.4%
Free/Reduced Lunch 7.1%

School Performance

Key metrics and program information

Attendance

95.9% Attendance Rate
5.2% Chronic Absence

Staffing

Location

29 Prairie Street, CONCORD, MA

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A-Rated School

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Frequently Asked Questions

What is Thoreau School's grade rating?

Thoreau School has earned a grade of A, ranked #169 in Massachusetts, placing it in the top 20% 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 Thoreau School?

Approximately 393 students are enrolled at Thoreau School.

How does Thoreau School perform on MCAS tests?

Based on the most recent MCAS results, Thoreau School's proficiency rates are: English Language Arts (66% proficient), Mathematics (67% proficient), Science (79% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.

What is the attendance rate at Thoreau School?

Thoreau School has an attendance rate of 95.9%. Strong attendance is correlated with better academic outcomes.

What school district is Thoreau School part of?

Thoreau School is part of Concord 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.