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Preschools/CA/San Francisco/Cornerstone Academy
Preschool / Day Care Center

Cornerstone Academy

No reviews yet — be the first to share your experience.

Ages
Ages 2–5
Teacher ratio
1:12 (CA min)

801 Silver Avenue, San Francisco, CA 94134

Visit website ↗(415) 587-7256Directions ↗Licensed for 378
Own this preschool? Claim your listing →

Licensing & safety record

✓ Clean licensing record

No citations or complaint visits on file with state licensing as of 2025-09-29. Last licensing visit: 8/28/2025 (3 total).

Source: California Dept. of Social Services, Community Care Licensing (updated 2025-09-29). View official inspection reports →

About this preschool

Cornerstone Academy serves children ages 2.5-8th grade in the Bay Area, emphasizing joyful learning through hands-on activities, creative lessons, and personalized attention. The school has been operating for 50 years and features modern classrooms, a cafeteria, playground, and smaller class sizes.

Philosophy
Learning should be a joyful journey where children explore new ideas, discover their passions, and build lasting friendships. The school fosters creativity, critical thinking, and resilience through personalized support, collaborative learning, and a nurturing environment that values both academic and social growth.
Ages served
2.5 - 5 years old (Preschool), Kindergarten to 5th Grade, 6th to 8th Grade (Middle School)
Outdoor
Safe, engaging playground

Programs

  • •Preschool (ages 2.5-5)
  • •Lower School (Kindergarten-5th grade)
  • •Middle School (6th-8th grade)
  • •Chinese language and cultural traditions (Cantonese in Preschool/Kindergarten; Mandarin 1st-8th grade)
  • •Collaborative learning

Highlights

  • ✓Serving the Bay Area for 50 years since 1975
  • ✓Smaller class sizes allowing personalized attention
  • ✓Modern classrooms, cafeteria, and safe playground
  • ✓Chinese language instruction with cultural traditions exploration

Not stated on their website: Hours, Tuition, Teacher ratio, Meals, Extended care options. Ask the preschool directly.

Summarized by AI from the preschool's own website (Jun 23, 2026). Not written or verified by PreschoolWise — confirm details directly with the program.

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Helpful guides for parents

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Listing facts from public CA child-care licensing records. Reviews are the opinions of individual contributors, moderated before publishing; they are not endorsements by PreschoolWise. Always visit and verify a program directly before enrolling.