Top AdvancED Private High Schools in Oklahoma

All Schools
All Schools
High Schools
High Schools
Elementary Schools
Elementary Schools
For the 2021 school year, there are 7 top private schools in Oklahoma belonging to the AdvancED, serving 3,614 students.
AdvancED is the world's largest education community, serving more than 27,000 public and private schools and districts across the United States and in 69 countries that educate over 15 million students. We believe that students must be prepared to succeed in a constantly-evolving and diverse world and that educational institutions have a deep responsibility to deliver quality education to students from all walks of life. You can also find more schools membership associations in Oklahoma.

Top AdvancED Private High Schools (2021)

  • School Location Grades Students
  • 6363 S. Trenton Avenue
    Tulsa, OK 74136
    (918) 745-9868

    Grades: PK-12 | 898 students
  • Cascia Hall Preparatory School
    Cascia Hall Preparatory School Photo
    Special Program Emphasis (Roman Catholic)
    2520 S Yorktown Ave,
    Tulsa, OK 74114
    (918) 746-2604

    Grades: 6-12 | 543 students
  • Cookson Hills Christian School
    Alternative School (Christian)
    60416 Hwy. 10
    Kansas, OK 74347
    (918) 597-2192

    Grades: 1-12 | 66 students
  • 8304 S. 107th E. Ave.
    Tulsa, OK 74133
    (918) 294-0404

    Grades: PK-12 | 320 students
  • Virtual On-line only
    Altus, OK 73521
    (786) 486-2380

    Grades: NS-12 | 955 students
  • Trinity School At Edgemere
    Special Education School (Christian)
    3200 N Walker
    Oklahoma City, OK 73118
    (405) 525-5600

    Grades: K-12 | n/a students
  • 7700 South Lewis Avenue
    Tulsa, OK 74136
    (918) 491-7720

    Grades: K-12 | 832 students
Recent Articles
Marketing the small private school can be done affordably and effectively. We suggest five easy steps to make that happen.
Solid parent-teacher relationships have always been an important part of K-12 education. During this interminable pandemic, parent-teacher relationships have become even more important.
The COVID-19 pandemic has changed schools profoundly. It has affected teaching and activities. We look at these changes and how they impact our lives.