Academics
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How to convert your ATAR to a GPA for US university applications
Conversion tables, the formula, and how US admissions read your ATAR
Jamie Beaton
CEO & Co-Founder Crimson Education
Summary
An ATAR converts to a US GPA only approximately, because an ATAR is a percentile rank and a GPA is a grade average. The common formula is (ATAR − 1) ÷ 24.5, capped at 4.0, so an ATAR of 92 sits around 3.71. A more accurate conversion uses your subject results: HSC marks or VCE study scores. US universities read your Australian transcript directly, so the converted figure is a benchmarking tool, not a number you must report.
If you have an ATAR and you're applying to US universities, you can convert it to an approximate GPA in seconds. The more useful question is what that number is for, since US universities read your Australian results directly rather than converting them.
How do you convert an ATAR to a US GPA?
The fastest way is the formula (ATAR − 1) ÷ 24.5, capped at 4.0.
An ATAR of 92 converts to (92 − 1) ÷ 24.5 = 3.71 on the US 4.0 scale. There is no official conversion, because no US university publishes one, so every ATAR to GPA figure is an approximation. The table below shows how the formula maps across the range, or you can use our ATAR to GPA calculators to get your figure directly.
ATAR | Approximate US GPA (4.0 scale) |
99.00 and above | 4.0 |
95.00 to 98.95 | 3.8 to 4.0 |
90.00 to 94.95 | 3.6 to 3.8 |
85.00 to 89.95 | 3.4 to 3.6 |
80.99 to 84.95 | 3.2 to 3.4 |
75.00 to 79.95 | 3.0 to 3.2 |
70.00 to 74.95 | 2.8 to 3.0 |
Treat these figures as a benchmark for calibrating your school list, not as a grade you enter on an application form.
Why ATAR to GPA conversion is only an approximation
An ATAR and a GPA measure different things.
Your ATAR is a rank: it tells universities where you sit relative to your entire age cohort, on a scale from 0 to 99.95.
A GPA is an average: it summarises your grades across all subjects on a 0 to 4.0 scale. A rank and an average don't translate cleanly into each other, which is why any linear conversion breaks down at the top of the scale.
The compression problem is real
An ATAR of 90 puts you in the top 10% of your cohort nationally, yet it converts to roughly 3.6, below the average GPA of admitted students at every Ivy League university. That doesn't mean a 90 ATAR student is uncompetitive. It means a linear percentile conversion understates strong Australian performance, because US GPAs cluster near 4.0 at the top in a way percentile ranks never can.
The more accurate method: convert your subject results
A GPA is built from individual subject grades, so the most accurate conversion works subject by subject rather than from your rank. This mirrors how you report your record anyway: the Common App courses and grades section asks for each subject and its result, not a single summary number. It also mirrors how the two Australian credentials behind the ATAR report results. In NSW, your HSC gives you a mark out of 100 for each subject. In Victoria, your VCE gives you a study score out of 50. Each converts differently.
ATAR to US GPA Calculator
Convert your ATAR to a US 4.0 GPA Scale
How HSC marks convert to a GPA
HSC marks run from 0 to 100 for each subject, which makes them look like US percentage grades, and the direct mapping follows the standard US letter scale.
HSC Band | Marks | US letter grade | Grade points |
Band 6 | 90 to 100 | A- to A+ | 3.7 to 4.0 |
Band 5 | 80 to 89 | B- to B+ | 2.7 to 3.3 |
Band 4 | 70 to 79 | C- to C+ | 1.7 to 2.3 |
Band 3 | 60 to 69 | D | 0.7 to 1.3 |
The direct mapping is a starting point, and it runs harsh. The average HSC mark in most courses sits in the low to mid 70s, while US high school grading clusters much higher, so a Band 4 result in NSW does not reflect the same standing as a C in an American classroom.
Conversions that account for this treat Band 5 and Band 4 results more generously than the raw numbers suggest. To convert your full subject list, including any Extension units, use our HSC to GPA calculator, which handles the subject-by-subject maths and averages the result for you. Predicted marks work too if you haven't sat your exams yet.
How VCE study scores convert to a GPA
VCE study scores can't be read as percentages, because they're norm-referenced: every study score is set against a mean of 30 with a standard deviation of 7. A score of 40 or above puts you in roughly the top 9% of students in that subject, and a score of 38 or above puts you in the top 15%. Converting to a GPA means translating those percentile positions into letter grades.
Study score | Cohort position | US letter grade | Grade points |
40 to 50 | Top ~9% | A to A+ | 3.9 to 4.0 |
35 to 39 | Top ~26% | A- to A | 3.7 to 3.9 |
30 to 34 | Around the mean | B to B+ | 3.0 to 3.3 |
25 to 29 | Below the mean | B- to B | 2.7 to 3.0 |
20 to 24 | Bottom ~22% | C range | 2.0 to 2.7 |
Our VCE to GPA calculator converts your study scores across Units 3 and 4 subjects and returns a single GPA figure. Predicted study scores give you a working estimate before results come out.
What about QCE, WACE, and SACE students?
The ATAR conversion applies to you unchanged, because the ATAR scale is national: whether your rank comes from the QCE, WACE, SACE, or any other state credential, 0 to 99.95 means the same thing everywhere, so the same formula and conversion ranges apply. Subject-level conversion differs by credential, since each state reports raw results on its own scale.
If your state's subject results aren't covered by a dedicated tool, convert from your ATAR for the benchmark figure and present your raw subject results alongside it, which is what US admissions readers expect to see anyway.
Do you have to report a GPA on US applications?
No. US universities read international transcripts in their native grading system, and the most selective ones say so directly. MIT's international admissions page states, "We do not try to convert your grades to the American system," and its application FAQ tells students whose schools don't calculate a GPA to leave the field blank rather than convert. The Common App's cumulative GPA field is not required, and Australian schools don't calculate GPAs, so leaving it blank with your counsellor noting the ATAR system is standard practice.
This is why the converted figure is a benchmarking tool rather than an application input. It tells you where your record sits against the admitted-student profiles US universities publish, which is exactly what you need for building a realistic school list. Your counsellor's report does the translation work on the application itself: it should state that the ATAR is a national percentile rank on a 0 to 99.95 scale, name your state's credential, and include your school's median ATAR if available, since that's the context US readers rely on most.
Don't manufacture a GPA for the application form
Entering a self-converted GPA can undersell you, because linear conversions understate top Australian performance, and admissions offices recalculate in their own system regardless. Report your results in their native format and let your counsellor's report explain the scale. If a form forces a GPA entry, use the (ATAR − 1) ÷ 24.5 approximation and state the basis, for example "converted from ATAR 95.00, Australian national percentile rank."
What GPA do top US universities expect?
Admitted-student GPAs at the most selective US universities cluster between roughly 3.7 and 4.0 unweighted. Penn's most recently published Common Data Set shows how compressed the top is: 59% of enrolled students had a 4.0, another 31% landed between 3.75 and 3.99, and only 10% sat below 3.75, for an average of 3.9.
You can also refer to our how to get into top universities guide for individual GPA ranges at these schools.
Harvard enrolled students by unweighted GPA
4.075%3.75 to 3.9920%Below 3.755%
Source: Harvard CDS 2025/26
The practical bar sits high: an ATAR of 95 converts to about 3.84, which still lands below the average at Penn, Harvard, and Stanford. You should read that as a limitation of the conversion, not a verdict on your chances. Admissions officers know an ATAR of 95 means the top 5% of a nation's cohort, and they weigh it that way. What the comparison does tell you is that the rank alone won't separate you, since you're competing as an international applicant against admit rates that run well below the published headline figures at every top school. The rest of your academic record has to carry the difference.
What matters more than the converted number
Once your ATAR clears the broad competitive range, US admissions readers move to signals a single number can't show.
Subject selection and rigour
An ATAR of 96 built on Extension 2 Mathematics, Physics, and Chemistry reads very differently from the same ATAR built on lower-scaling subjects. Course rigour is evaluated separately from grades at every selective US university.
Scaling context
A VCE study score of 35 in Specialist Mathematics reflects a harder achievement than a 38 in General Mathematics, and Extension English marks aren't comparable at face value to Standard English marks. US readers won't know this unless your counsellor's report says so.
Raw subject results where programs require them
MIT, Caltech, and many engineering programs look at specific maths and science results. A 94 in HSC Mathematics Extension 2 or a 47 in VCE Specialist Mathematics answers that question; a converted GPA doesn't.
Standardised testing
Australian applicants often skip the SAT or ACT assuming the ATAR is enough. At universities where admitted internationals routinely present 1500+ SAT scores, a strong result adds a signal a percentile rank can't, and several top universities are again test-required.
Getting these signals right, rather than the conversion itself, is where Australian applications to top US universities are won or lost. It's also where guesswork gets expensive: subject choices lock in years before you apply, and a counsellor report written without US context can leave a strong record unreadable.
Crimson's strategists and former admissions officers work with Australian students on exactly this translation problem, and the results show in outcomes: Crimson students are 7.4x more likely to be admitted to the Ivy League and Stanford than the general applicant pool. If you want to know where your ATAR, subject mix, and testing plan put you, start with the conversion calculators, then talk to us about what the rest of your application needs to say.
