Trinity School is accredited by the Independent Schools Association of the Southwest. From the Association's website: ISAS promotes the highest professional and ethical standards of educational excellence for independent schools in the region and recognizes by formal ongoing accreditation those schools which demonstrate adherence to its standards.
Preschool: Parents receive conference reports annually and meet with teachers twice per year for conferences.
Lower School: At the end of each trimester, parents receive mastery-based checklists that indicate a student's progress toward meeting essential goals and objectives by subject and by grade level. Checklists are enhanced with narrative comments. Conferences are held twice annually. Letter grades are not used.
Intermediate School: Parents and students receive report cards with letter grades in math, science, and humanities each trimester and assignment grades are available online for parents and students in those classes throughout the academic year. Their skills and learner behaviors in all classes are also communicated through a narrative-style report card. Parents have two conferences per year with their child's advisor, one of which is student-led.
Upper School: Parents and students receive report cards at the end of each trimester. Letter grades are used and a grade point average is calculated on a 4.0 scale. Assignment grades are available online for parents and students throughout the academic year. Final exams are given at the ends of Trimester 1 and Trimester 3.
Trinity School of Midland admits qualified students of any race, color, religion, gender, or national origin to all the rights, privileges, programs, and activities generally accorded or made available to students at the School. It does not discriminate on the basis of race, color, religion, gender, or national and ethnic origin in administration of its educational programs, admission policies, financial aid policies, or athletic and other School-administered programs.