Keystone

Keystone serves 4 students in grades 4-8. The student:teacher of Keystone is 4:1 and the school's religious affiliation is Nonsectarian.

Quick Facts (2025)

  • Grades: 4-8
  • Enrollment: 4 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

School Overview

Religious Affiliation
Grades Offered
Grades 4-8
Year Founded
1970
School Calendar

Student Body

Total Students
4 students
Student Body Type
Co-ed
Students by Grade
Keystone Student By Grade

Academics and Faculty

Total Classroom Teachers
1 teacher
Student-Teacher Ratio
4:1
National avg.: 13:1

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Application URL
Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

When is the application deadline for Keystone?
The application deadline for Keystone is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2025)

  • Grades: 4-8
  • Enrollment: 4 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Antioch, CA is $10,763 for elementary schools (read more about average private school tuition across the country).

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