Enrollment
397
Elementary
DISTRICT 428 · STATE 381
SCHOOL COMMUNITY·SUDBURY·NCES 251134001876
Josiah Haynes
169 Haynes Road, Sudbury, MA 01776 · (978) 443-1093 · Middlesex County
GRADES KG–05ELEMENTARY21-SUBURBREGULAR SCHOOL397 STUDENTS
A+
allk12 Grade
Scored higher than 95% of Massachusetts public elementary schools
- A+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ·Beats expectations Not available for this school, so the grade uses the other parts.
- BThree-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Massachusetts public elementary schools
Student : Teacher
11.9:1
33 FTE teachers
DISTRICT 11.5:1 · STATE 12.2:1
Free / Reduced Lunch
,
Title I proxy
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 52 | 13% |
| Grade 1 | 82 | 21% |
| Grade 2 | 63 | 16% |
| Grade 3 | 73 | 18% |
| Grade 4 | 51 | 13% |
| Grade 5 | 76 | 19% |
This year's kindergarten class (52) is 32% smaller than its 5th grade class (76).
Student demographics
43%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 46% · STATE 65% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Students here typically continue to
Josiah Haynes→Ephraim Curtis Middle
Based on grade levels within Sudbury. Attendance zones can vary; confirm enrollment with the district.
Test scores
MCAS 2024-25 . % Meeting or Exceeding ExpectationsEnglish Language Arts
73.0%
MA avg 43.8% . +0.0pp since 2016
Math
77.0%
MA avg 42.2% . +5.0pp since 2016
What this means: On the MCAS, Massachusetts's statewide test, about 73 of every 100 students at this school read and write at grade level and about 77 of 100 do math at grade level. Across all Massachusetts schools, those numbers are about 44 and 42. Reading and writing scores have held steady since 2016, while math scores are up about 5 points.
MCAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 73.0% | 77.0% |
| 2023-24 | 65.0% | 76.0% |
| 2022-23 | 69.0% | 75.0% |
| 2021-22 | 69.0% | 75.0% |
| 2020-21 | 67.0% | 72.0% |
| 2018-19 | 81.0% | 84.0% |
| 2017-18 | 76.0% | 82.0% |
| 2016-17 | 73.0% | 72.0% |
% Meeting or Exceeding Expectations, all students and all tested grades.
Source: MCAS. All students, all grades. See all years and grades →
Where Josiah Haynes ranks
Among elementary schools| Measure | This school | In Massachusetts | In Middlesex County |
|---|---|---|---|
| Math proficiency ranked highest first | 77.0% | #37 of 920 ▲ 15 | #22 of 207 ▲ 8 |
| Reading proficiency ranked highest first | 73.0% | #43 of 920 ▲ 50 | #30 of 207 ▲ 20 |
| 3-year test score change ranked biggest gain first | +3.0pp | #343 of 901 | #73 of 206 |
| Enrollment ranked largest first | 397 | #453 of 1,086 | #119 of 238 |
| Students per teacher ranked fewest first | 11.9:1 | #395 of 938 | #99 of 222 |
| Diversity index ranked most diverse first | 43.1% | #605 of 938 | #179 of 222 |
| Enrollment change since 2017-18 ranked fastest growth first | +4.5% | #217 of 317 | #50 of 77 |
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
397
+59 (+17%) vs 2020
+1% since 1990-91, when it was 393
Student : Teacher
11.9:1
was 13.5:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 397 | 33.5 | 11.9:1 | N/A |
| 2023-24 | 389 | 33.3 | 11.7:1 | N/A |
| 2022-23 | 370 | 25.5 | 14.5:1 | N/A |
| 2020-21 | 338 | 25 | 13.5:1 | N/A |
| 2017-18 | 380 | 29 | 13.1:1 | N/A |
| 2015-16 | 398 | 29 | 13.7:1 | N/A |
| 2010-11 | 427 | 28 | 15.3:1 | 1% (5) |
| 2000-01 | 452 | N/A | N/A | 3% (12) |
| 1990-91 | 393 | N/A | N/A | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Josiah Haynes.
Since 2017-18: students up 4% (380 to 397); teachers up 15% (29 to 33.5).
About Josiah Haynes
Josiah Haynes is a public elementary school in Sudbury, Massachusetts. The school serves 397 students in kindergarten through 5 in 2024-25.
Sudbury, which runs Josiah Haynes, has 5 schools and 2,529 students.
A majority of students at Josiah Haynes, 74%, are White. The rest of enrollment is 11% Asian, 6% Hispanic, 5% multiracial, and 4% Black. By the diversity index, Josiah Haynes comes in at 43%.
Its teaching staff equals 33.5 full-time positions, a ratio of 11.9:1. Across elementary schools in Massachusetts, the average ratio is about 12.2:1.
The allk12 Grade for Josiah Haynes is A+. Compared with Massachusetts public elementary schools, the school scored higher than 95% on a mix of test scores, poverty-adjusted results, and recent trend.
Middlesex County has about 1,638,365 residents, and median household income is about $130,847, the share of adults with a bachelor's degree or higher is 60%, and roughly 5% of residents are in poverty. The public schools of Middlesex County number 386 and enroll about 215,896.
Lincoln-Sudbury Regional High is the public school closest to Josiah Haynes, about 1.4 miles away. Inside a five-mile radius, there are at least 8 other public schools.
The school is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more, according to its NCES locale (Suburb: Large).
From 2020-21 to 2024-25, Josiah Haynes went from 338 students to 397. The student-to-teacher ratio fell from 13.5:1 in 2020-21 to 11.9:1 in 2024-25.
Families, students, and staff can use this page to discuss sports schedules, lunch menus, and spirit week at Josiah Haynes. Anyone with firsthand experience at this school can post or comment.
Middlesex County at a glance
View full county profilePopulation
1,638,365
Census ACS
Median income
$130,847
Household, ACS
Bachelor's+
60%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
386
215,896 students
Quick facts
Related schools
Other schools in Sudbury
- Ephraim Curtis MiddleMiddle · 816 students
- Peter NoyesElementary · 508 students
- Israel Loring SchoolElementary · 426 students
- General John Nixon ElementaryElementary · 382 students
Other schools in Sudbury
- Lincoln-Sudbury Regional HighHigh · 1,445 students
- Ephraim Curtis MiddleMiddle · 816 students
- Peter NoyesElementary · 508 students
- Israel Loring SchoolElementary · 426 students
- General John Nixon ElementaryElementary · 382 students
Nearby schools
- Lincoln-Sudbury Regional High1.4 mi · 1,445
- General John Nixon Elementary1.8 mi · 382
- Willard1.9 mi · 432
- Concord Middle2.0 mi · 643
- Maynard High2.0 mi · 310
- Fowler School2.2 mi · 451
Frequently asked questions
About Josiah HaynesHow large is Josiah Haynes?
Josiah Haynes enrolls approximately 397 students in grades KG-05.
Is Josiah Haynes an elementary, middle, or high school?
Josiah Haynes is an elementary school covering grades KG-05.
How many teachers does Josiah Haynes have?
Josiah Haynes employs 33 FTE teachers, for a student-to-teacher ratio of 11.9:1.
What is the student diversity at Josiah Haynes?
Student demographics at Josiah Haynes are roughly 74% White, 6% Hispanic, 4% Black, 11% Asian, 5% Two or more.
What district is Josiah Haynes in?
Josiah Haynes is part of Sudbury.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.