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Best Pennsylvania Private Preschools Belonging to Association of Delaware Valley Independent Schools (ADVIS) (2025-26)

For the 2025-26 school year, there are 24 private preschools belonging to Association of Delaware Valley Independent Schools (ADVIS) serving 8,142 students in Pennsylvania. You can also find more schools membership associations in Pennsylvania.

The private preschools belonging to Association of Delaware Valley Independent Schools (ADVIS) in Pennsylvania include The Agnes Irwin School, The Haverford School, and Lancaster Country Day School.

The average tuition cost is $24,933, which is higher than the Pennsylvania private preschool average tuition cost of $12,752.

42% of private preschools belonging to Association of Delaware Valley Independent Schools (ADVIS) in Pennsylvania are religiously affiliated (most commonly Catholic and Friends).

Kimberton Waldorf School Photo - The 5th grade Pentathlon brings together Waldorf schools from a three-hour radius for a day of friendly athletic competition and collaboration -- the culmination of their Greek studies.

The Gladwyne Montessori School Photo - Primary teacher giving a lesson to 2 year old student in preparation for his transition into a 3-6 year old classroom.

Waldron Mercy Academy Photo - Students celebrate their eighth grade graduation.

The Baldwin School Photo - Baldwin's athletics program seeks to support the mission of the school and to provide an enhanced environment in which each girl can develop. Each student-athlete is challenged to learn new skills, embrace the value of working together, and become empowered to stretch her boundaries and self-expectations.

Montgomery School Photo - 5th Graders work with a team of scientists from the Ruth Patrick Center for Environmental Research (a program at the Academy of Natural Sciences) to conduct an in-depth study of Pickering Creek, which runs through Montgomery School's 60-acre campus.

The Haverford School Photo - Haverford's visual arts program includes 10 dedicated art studios and a design and engineering studio. Students experiment with 3D printing and other new media.

The Waldorf School Of Philadelphia Photo - The Waldorf early childhood programs at the Waldorf School of Philadelphia consist of parent & child classes, a nursery for two-year-olds, and our mixed-aged early childhood classes for three-five year olds. Each class is tailored to meet the nuanced development of the growing child. We provide families the opportunity of extended care and our early childhood programs have been certified.

Lancaster Country Day School Photo - Lower School art class

Harrisburg Academy Photo - Middle School students headed to the Susquehanna River for a Science Field Trip.

Sacred Heart Academy Bryn Mawr Photo - Sacred Heart Academy is built on a tradition of excellence. The school community celebrates over 60 special traditions or events together building a strong foundation for culture and climate among students of all grade levels. After graduation, Sacred Heart students join a world-wide (50K+) community of alumnae and alumni around the world.

Vanguard School Photo - The Vanguard School, Malvern, PA

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