Inter-Academic Athletic League

Baldwin is a member of the historic and competitive Inter-Academic Athletic League (Inter-Ac) formed in 1887 as the Inter-Academic Athletic Association. The Inter-Ac is the country's oldest interscholastic athletic conference. The league consists of the following schools:

List of 3 items.

  • Academy of Notre Dame de Namur

  • Agnes Irwin School

  • Baldwin School

List of 3 items.

  • Episcopal Academy

  • Germantown Academy

  • Haverford School

List of 3 items.

  • Malvern Preparatory School

  • Springside Chestnut Hill Academy

  • William Penn Charter School

Pennsylvania Independent Schools Athletic Association (PAISAA)

Baldwin is a member of the Pennsylvania Independent Schools Athletic Association. PAISAA is the recognized entity for the support of interscholastic athletic programs for independent schools in the state of Pennsylvania. PAISAA offers professional development opportunities for membership, preserves and enhances existing state events, and works to create additional state events through the development of coaches' associations for each sport.  The association is committed to the foundation pillars of interscholastic athletics- integrity, sportsmanship, participation, and leadership.
PAISAA is recognized by the PIAA and is an affiliate member of the National Federation of High Schools.

For more information on PAISAA go to