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SCHOOL COMMUNITY·WALTHAM·NCES 251200001978

Thomas R Plympton Elementary School

20 Farnsworth Street, Waltham, MA 02451 · (781) 314-5760 · Middlesex County
GRADES KG–05ELEMENTARY13-CITYREGULAR SCHOOL357 STUDENTS
Enrollment
357
Elementary
DISTRICT 383 · STATE 381
Student : Teacher
10.1:1
35 FTE teachers
DISTRICT 10.4:1 · 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
Kindergarten
58
Grade 1
57
Grade 2
69
Grade 3
58
Grade 4
47
Grade 5
68
Student demographics
White
13939%
DISTRICT 34% · STATE 51%
Hispanic
13638%
DISTRICT 49% · STATE 26%
Black
4813%
DISTRICT 9% · STATE 10%
Asian
154%
DISTRICT 5% · STATE 7%
Two+
195%
DISTRICT 4% · STATE 5%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
19254%
Female
16546%

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Test scores

MCAS 2024-25 . % Meeting or Exceeding Expectations
English Language Arts
37.0%
MA avg 43.8% . -1.0pp since 2016
Math
36.0%
MA avg 42.2% . -9.0pp since 2016
Source: MCAS. All students, all grades. See all years and grades →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
357
-65 (-15%) vs 2017
Student : Teacher
10.1:1
was 10.7:1
% White
39%
was 39%
% Hispanic
38%
was 42%
% Black
13%
was 12%
% Asian
4%
was 5%
Source: NCES Common Core of Data

About Thomas R Plympton Elementary School

Thomas R Plympton Elementary School operates as a moderately sized K-5 school in Waltham, Massachusetts, run under Waltham. Current enrollment sits at 357 students spanning grades K through 5.

Waltham runs 11 schools in total, collectively educating 5,777 students. Thomas R Plympton Elementary School is one of those campuses.

For racial and ethnic makeup, Thomas R Plympton Elementary School lists that 39% of students identify as White, with the remaining enrollment distributed across several groups. The remainder is composed of 38% Hispanic, 13% Black, 5% multiracial, 4% Asian. The wider county runs roughly 67% White, putting the school's mix noticeably less White than the area baseline.

Looking at school resources, The school employs 35 full-time-equivalent teachers, for a student-teacher ratio near 10.1:1. That figure is tighter than the state norm's 12.2:1 average.

Around the school, ACS estimates for Middlesex County put the typical household earns roughly $130,847 per year, 60% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. In all, Middlesex County runs 386 public schools (combined enrollment of about 215,896 students), of which Thomas R Plympton Elementary School is one.

The closest other public school is John W. McDevitt Middle School, roughly 0.6 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius.

Thomas R Plympton Elementary School operates from a city-core location.

Over the past 7-year window. Looking back 7 years, enrollment at Thomas R Plympton Elementary School has fell 15%, going from 422 students in 2018 to 357 in 2025. Over the same period, the Hispanic share decreased from 42% to 38%.

In the discussion threads here, the page collects discussion, questions, and updates around pickup logistics, teacher feedback, and after-school programs. Members of the school community can share what they know.

Middlesex County at a glance

View full county profile
Population
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

School name
Thomas R Plympton Elementary School
District
Waltham
Address
20 Farnsworth Street, Waltham, MA 02451
Phone
(781) 314-5760
County
Middlesex County
Level
Elementary
Grade range
KG–05
Total enrollment
357
Teachers (FTE)
35
Student–teacher ratio
10.1:1
Locale
13-City: Small
NCES ID
251200001978
Charter school
No
Virtual school
No

Related schools

Other schools in Waltham
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Nearby schools

Frequently asked questions

About Thomas R Plympton Elementary School
What is the total enrollment at Thomas R Plympton Elementary School?
Thomas R Plympton Elementary School enrolls approximately 357 students in grades KG-05.
What grades does Thomas R Plympton Elementary School serve?
Thomas R Plympton Elementary School serves grades KG-05.
What is the student-teacher ratio at Thomas R Plympton Elementary School?
The student-to-teacher ratio at Thomas R Plympton Elementary School is approximately 10.1:1 (35 FTE teachers).
What is the racial breakdown of students at Thomas R Plympton Elementary School?
At Thomas R Plympton Elementary School, the student body is approximately 39% White, 38% Hispanic, 13% Black, 4% Asian, 5% Two or more.
Is Thomas R Plympton Elementary School public or private?
Thomas R Plympton Elementary School is a public K-12 school, overseen by Waltham.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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