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Phase3 Lab School

Independent school · Grades Pre-K–9

Redlands, CA

1 E Olive Ave, Redlands, CA 92373

Overall grade: A

ChooseAPrivateSchool.com grade, from official facts compared with similar schools.

  • AClass size
  • BYears serving families

What stands out

  • The smallest classes of any independent school in Redlands
  • Smaller classes than 74% of independent schools in California

Phase3 Lab School is an independent private school in Redlands, California, for students from pre-K through 9th grade. It has about 42 students and around 4 students per teacher, smaller classes than 74% of independent schools in California. Enrollment has grown about 133% since 2019–20. Students attend about 7 hours a day, 180 days a year.

At a glance

Grades
Grades Pre-K–9
Students
42
Teachers
11 (full-time equivalent)
Students per teacher
3.8
Boys and girls
Coed · 19 girls, 23 boys
Religious affiliation
None (nonsectarian)
Program
Special program emphasis
School day
About 7 hours
School year
180 days
Library
Yes

Reviews

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    How it compares

    • Smaller classes than 74% of independent schools in California (4 students per teacher).
    • A smaller school: fewer students than 68% of independent schools in California.
    • Compared with 156 independent schools in California.

    Students by survey year

    18’19–2042’21–2242’23–24

    Total students reported in official records since 2019–20.

    Students by grade

    Pre-K24
    K10
    14
    210
    35
    42
    53
    62
    73
    82
    91

    Student body

    White40%
    Hispanic or Latino26%
    Black17%
    Asian12%
    Two or more races5%

    Member of

    • International Association of Laboratory Schools

    Questions to ask on a tour

    • What is tuition, and what does it include (books, fees, uniforms, trips)?
    • Do you offer financial aid, sibling discounts or payment plans?
    • Do you accept ESA, voucher or tax-credit scholarship funds?
    • How big are classes in my child's grade?
    • What support is there for students who need extra help or more challenge?
    • Is the school accredited, and by whom?
    • What do a typical day and a typical week look like?
    • How does the school communicate with families?

    More questions to ask →

    Questions about Phase3 Lab School

    What grades does Phase3 Lab School serve?

    Phase3 Lab School serves grades Pre-K–9.

    How many students attend Phase3 Lab School?

    About 42 students, with 4 students per teacher, according to official records.

    How much is tuition at Phase3 Lab School?

    Call the school to ask about tuition, financial aid and payment plans.

    Official record · Updated October 2026 · Official search · Something wrong? Tell us

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