ATAR to GPA Converter
Convert Australian Tertiary Admission Rank to US Grade Point Average
🎓 Interactive ATAR to GPA Calculator
ATAR must be between 0.00 and 99.95
📚 Understanding ATAR and GPA
🇦🇺 What is ATAR?
Australian Tertiary Admission Rank (ATAR) is a national ranking system used across Australia to determine a student's position relative to their entire age cohort. It ranges from 0.00 to 99.95, with 99.95 being the highest possible rank.
ATAR is not a percentage but a percentile rank. An ATAR of 90.00 means you performed better than 90% of students in your age group. It's calculated using scaled subject scores from your final year of secondary education (Year 12).
🇺🇸 What is GPA?
Grade Point Average (GPA) is a numerical calculation used primarily in the United States and Canada that represents the average of all grades earned in courses. The standard scale is 0.0 to 4.0, where 4.0 is the highest achievement (straight A grades).
GPA is calculated by converting letter grades (A, B, C, D, F) to numerical values, then averaging them. It measures absolute academic performance rather than relative ranking, and accumulates over multiple years of study.
Why Convert ATAR to GPA?
- US University Applications: American universities require GPA for admissions decisions
- Scholarship Eligibility: Many international scholarships have minimum GPA requirements
- Graduate School Applications: US graduate programs evaluate undergraduate performance via GPA
- International Mobility: GPA facilitates academic credential evaluation globally
- Comparative Assessment: Helps Australian students understand their standing in the US system
- Transfer Credits: Necessary for course credit transfers between countries
📊 Complete ATAR to GPA Conversion Table
⚠️ Important: This conversion table is based on statistical analysis and percentile mapping between Australian ATAR and US GPA systems. Individual universities may use different conversion methodologies. Always consult with the specific institution for their official policy.
🔢 How ATAR to GPA Conversion Works
Converting ATAR to GPA requires understanding the fundamental difference between these two systems: ATAR is a percentile rank (relative performance), while GPA is an average score (absolute performance). The conversion involves statistical mapping and distribution analysis.
Conversion Methodology:
Step 1: Percentile Recognition
ATAR directly represents percentile ranking. An ATAR of 95.00 means the student is in the top 5% of their cohort. This percentile is the foundation for conversion to GPA.
Step 2: US GPA Distribution Mapping
Using historical US grade distribution data, the percentile rank is mapped to the equivalent GPA. For example, students in the top 5% in the US typically achieve GPAs of 3.75-3.85.
Step 3: Letter Grade Assignment
The converted GPA is then matched to the US letter grade system (A+, A, A-, B+, B, etc.) and corresponding percentage ranges, providing a complete academic profile for US institutions.
Step 4: Contextual Adjustment
Final adjustments account for differences in cohort size, assessment difficulty, and educational philosophy between Australian and US systems to ensure fair representation.
Mathematical Approximation Formula:
Simplified Conversion Formula:
GPA ≈ (ATAR - 1.0) ÷ 24.5
for ATAR ≥ 70.00
Example: An ATAR of 92.00 converts to approximately: (92.00 - 1.0) ÷ 24.5 = 3.71 GPA. This formula provides a rough estimate, but detailed conversion tables offer more precision across different ATAR ranges.