A Level Grade Calculator
Enter your component marks to get your predicted A Level grade (A* to E) in seconds.
About Your A* Eligibility
What would it take to reach the next grade?
UCAS Tariff Points Reference
How This Calculator Works
A Level subjects are split into components: typically two or three exam papers, and sometimes a coursework or practical unit. Each component has a maximum mark and a percentage weighting toward your final grade. This calculator combines them all into a single weighted percentage, then maps that to the A Level grading scale used in England, Wales, and Northern Ireland.
Component % = (Your Mark / Max Mark) x 100
// Step 2: Apply weighting
Weighted Contribution = Component % x (Weight / 100)
// Step 3: Add all contributions
Overall % = Sum of all Weighted Contributions
// Step 4: Look up your grade
Grade = A Level Scale lookup(Overall %)
The A Level Grading Scale Explained
A Levels use a 6-point grading scale: A*, A, B, C, D, E, and U (ungraded). There is no 9-1 system here; that is GCSE only. Each grade also carries UCAS Tariff Points, which universities use for entry requirements.
| Grade | Typical % Range | UCAS Points | What It Signals |
|---|---|---|---|
| A* | 90%+ overall, 90%+ in A2 | 56 | Outstanding: top universities and competitive courses |
| A | 80-89% | 48 | Excellent: meets most university offers |
| B | 70-79% | 40 | Good: strong for most degree programmes |
| C | 60-69% | 32 | Solid pass: accepted at many universities |
| D | 50-59% | 24 | Pass: accepted for some courses and clearing |
| E | 40-49% | 16 | Minimum pass: limited university options |
| U | Below 40% | 0 | Ungraded: does not count toward qualifications |
Worked Examples
Example 1: A Level Maths (Three Papers)
AQA and Edexcel Maths have three papers, each worth 33.3% of the final grade. Suppose you scored:
| Component | Mark | Max | Weight | Weighted Score |
|---|---|---|---|---|
| Paper 1 (Pure) | 82 | 100 | 33.3% | 27.3% |
| Paper 2 (Pure/Stats) | 76 | 100 | 33.3% | 25.3% |
| Paper 3 (Pure/Mechanics) | 88 | 100 | 33.3% | 29.3% |
| Total | 100% | 81.9% = Grade A |
Example 2: A Level Biology (with Practical Endorsement)
The practical endorsement in Biology is assessed separately and does not contribute to the grade percentage. Written exams carry the full 100%.
| Component | Mark | Max | Weight | Weighted Score |
|---|---|---|---|---|
| Paper 1 | 68 | 91 | 35% | 26.1% |
| Paper 2 | 71 | 91 | 35% | 27.3% |
| Paper 3 | 52 | 78 | 30% | 20.0% |
| Total | 100% | 73.4% = Grade B |
Common Mistakes to Avoid
Using the wrong maximum mark
Check your specification carefully. Different papers can have different totals. AQA Chemistry Paper 1 is 105 marks, not 100. Getting the max mark wrong skews every percentage in your calculation.
Confusing A Level and AS Level boundaries
If you took an AS Level in Year 12, those results do not count toward your final A Level grade (except in some legacy specifications). A Level grades are based entirely on linear exams taken in Year 13, unless your course is modular.
Assuming boundaries stay fixed
They move every year. In harder papers, boundaries drop. In 2023, some exam boards set A boundaries as low as 55-60% in certain subjects. Always check your exam board’s published boundaries after results day for the official picture.
Forgetting about the A* A2 rule
You can have an overall average of 85% and still not get A* if your A2 papers (typically Papers 2 and 3) average below 90%. This catches a lot of students who do brilliantly on Paper 1 but dip on later papers.
Not accounting for coursework or NEA weighting
Subjects like History, English Literature, Art, and some languages include a Non-Examined Assessment (NEA). This can be worth 20-40% of your final grade. If you have already received your coursework mark, include it; it matters a lot.
Quick Reference: Typical Grade Boundaries by Subject
| Subject | A* boundary (approx) | A boundary (approx) | C boundary (approx) |
|---|---|---|---|
| Mathematics | 88-92% | 76-82% | 52-58% |
| Chemistry | 86-90% | 72-78% | 48-55% |
| Biology | 84-88% | 70-76% | 48-54% |
| English Literature | 82-86% | 70-74% | 50-56% |
| History | 82-87% | 70-75% | 50-56% |
| Psychology | 84-88% | 70-76% | 48-54% |
These are approximate typical ranges. Actual boundaries vary by exam board, year, and paper difficulty. Always check the official exam board boundary documents.
