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Waltham Sr High

Waltham Public Schools

Waltham Sr High

Waltham, Massachusetts

1,751 students

High School, Grades 9–12

(781)314-5445School Website

1,751

Students

10.8:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

1,200

A-

out of 1600
Good
Avg ACT Score

26

A-

out of 36
Good
AP Courses

24

A+

courses offered
Excellent
AP Enrollment

19%

C

of students
Average
Student-Teacher Ratio

11:1

A

students per teacher
Excellent
This Week at Waltham Sr High – August 19, 2026

230 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

A

B

C

D

3

A

B

C

D

4

A

B

C

D

5

A

B

C

D

1520

0

students

Start practicing →
ACT Prep

36

ENG

MATH

READ

SCI

0

students

Start practicing →
Math

0

students

Start practicing →
English

0

students

Start practicing →
Science

0

students

Start practicing →
Explore practice resources for Waltham Sr High students
Academic Grades

Select a grade level to explore courses and resources

9
Grade
10
Grade
11
Grade
12
Grade
Academic Resources

Typical courses and practice resources for students at Waltham Sr High

Biology
9

Cell biology, genetics, evolution, and ecology

AP Biology
AP

College-level biology with lab component

Chemistry
9

Atomic structure, reactions, and stoichiometry

AP Chemistry
AP

College-level chemistry with lab component

Physics
9

Mechanics, waves, electricity, and magnetism

AP Physics 1
AP

Algebra-based mechanics and waves

Environmental Science
9

Ecosystems, human impact, and sustainability

AP Environmental Science
AP

College-level environmental science

World History
9

Global civilizations from ancient to modern times

AP World History
AP

College-level world history analysis

U.S. History
9

American history from colonization to present

AP U.S. History
AP

College-level American history

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at Waltham Sr High.

National Tests

August 1, 2026 – November 30, 2026

ISEE — Fall Testing Season

Testing window

August 3, 2026 – June 30, 2027

SSAT — Flex Testing

Testing window

August 22, 2026

SAT — National

Test date

August 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline

September 1, 2026

SAT — National

Late registration deadline
+76 more national tests this school year

State Assessments

March 23, 2027 – March 24, 2027

MCAS — ELA

Testing window
MA

May 18, 2027 – May 20, 2027

MCAS — Mathematics

Testing window
MA

June 1, 2027 – June 2, 2027

MCAS — Science and Technology/Engineering

Testing window
MA
See the full national test & school calendar
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School Details
Address

617 Lexington Street, Waltham, MA 02452

Phone

(781)314-5445

Website

Visit Website

District

Waltham Public Schools

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Other Schools in District
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