The Hart County Charter System has been granted AdvancED School System Accreditation from the AdvancED Accreditation Commission, the national commission that confers the Southern Association of Colleges and Schools Council on Accreditation and School Improvement (SACS CASI) accreditation seal. This means that the system and all of its schools are accredited, and that the Hart County Charter System is recognized across the nation as a quality school system.

The accreditation process involves three ongoing components: (1) meeting high quality standards; (2) implementing a continuous process of improvement; and (3) engaging in quality assurance through internal and external review. The system's accreditation is for a five year term with regular monitoring of progress and reporting occurring during the term.

AdvancED is the world's largest education community, serving and engaging 30,000 public and private schools and school systems in more than 7 countries and serving over 16 million students. AdvancED is the parent organization of the North Central Association Commissions on Accreditation and School Improvement (NCA CASI), Northwest Accreditation Commission (NWAC), and the Southern Association of Colleges and Schools Council on Accreditation and School Improvement (SACS CASI).