The Maryland Independent Athletic Conference was established in November 2013 with these 11 Charter Schools:
- Arlington Baptist School
- Christian Home Educators Network
- Grace Christian School of Bowie
- Greater Grace Christian Academy
- Maryland School for the Deaf
- Mount Airy Christian Academy
- New Life Christian School
- Open Bible Christian Academy
- Perry Hall Christian School
- Redeemer Classical Christian School
- Rockbridge Academy
The MIAC will begin play in the Spring of 2014 with Varsity and Middle School Girls Soccer and Boys Baseball. Beginning with the 2014-15 school year, the MIAC will begin to crown champions in all three sports seasons at the Middle School and Varsity levels in Girls Volleyball and Boys Soccer in the Fall, Girls and Boys Basketball in the Winter, and Girls Soccer and Boys Baseball in the Spring.
Sept. 2014 – The MIAC has expanded to 17 Member Schools to start the 2014-15 school year. We are pleased to announce the addition of the following programs:
- The Banner School
- Bethel Christian Academy
- Frederick Force
- St. Stephen School (Kingsville)
- Trinity School of Frederick
- Visitation Academy
Update August 2017: We are pleased to announce the addition of Covenant Life School as a full member school.