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Top 20 Best Missouri Private Elementary Schools Belonging to National Association of Independent Schools (NAIS) (2025)

For the 2025 school year, there are 36 private elementary schools belonging to National Association of Independent Schools (NAIS) serving 13,223 students in Missouri. You can also find more schools membership associations in Missouri.

The private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri include Chaminade College Prep School, John Burroughs School, and MICDS (Mary Institute and St. Louis Country Day School).

The average tuition cost is $24,990, which is higher than the Missouri private elementary school average tuition cost of $12,423.

39% of private elementary schools belonging to National Association of Independent Schools (NAIS) in Missouri are religiously affiliated (most commonly Catholic and Christian).

Crossroads College Preparatory School Photo

Chaminade College Prep School Photo - 2015 Senior House Captains

The St. Michael School Of Clayton Photo - Children communicate through many materials, often referred to as the 100 Languages of Children." The senses play a big role in the learning process children must be able to touch, move, listen, see and hear in order to fully process something.

John Burroughs School Photo - The 49-acre campus in St. Louis County includes a main classroom building; a nearly completed 75,000-square-foot science, technology and research building; a fine arts building; a performing arts center; extensive indoor and outdoor athletic facilities; and a student commons.

St. Joseph Christian School Photo - SJCS provides sport opportunities: football, basketball, cheerleading, track & field, cross country, and volleyball for secondary students.

Notre Dame De Sion Grade School Photo - At Notre Dame de Sion, we believe teaching to a range of learners transcends individualization of instruction and the provision of academic support. We believe that teaching to a range of learners grows out of the promotion of "the dignity of the human person and the love that God has for each person."

The Wilson School Photo - Newly renovated facilities at The Wilson School include an innovation room, featuring a state-of-the-art immersion wall with 18 flat screen panels. The flexible space will soon become a part of a complete Thinking Lab with tools like 3D printers, a feedback wall, and other areas that mimic the creative process and project-based learning at Wilson.

Chesterfield Montessori School Photo - Exterior

Chesterfield Day School Photo - CDS students develop the fundamental 21st century skills necessary for success because of our challenging and personalized program.

Villa Duchesne School Photo - Villa Duchesne Upper School (Girls, grades 7-12)

Columbia Independent School Photo - Columbia Independent School is a JK-12th grade college preparatory school with enrollment of almost 400 students. We look forward to having your child become a CIS Lion!

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