Enter your four IELTS band scores to get your overall band score, using the official rounding rule.
Calculator verified • Last updated: August 2026
—
Your overall band score is the average of your four section band scores — Listening, Reading, Writing, and Speaking — rounded using IELTS's own published rounding rule. This is an exact, publicly documented calculation, not an approximation.
$$\text{Overall} = \text{round}_{0.5}\left(\frac{\text{Listening} + \text{Reading} + \text{Writing} + \text{Speaking}}{4}\right)$$
The rounding rule works in quarter-band steps: if the average's remainder past a whole or half band is less than 0.25, it rounds down to that whole or half band. A remainder of exactly 0.25 rounds up to the next half band. A remainder of exactly 0.75 rounds up to the next whole band. In practice this means an average of 6.25 becomes an overall band of 6.5, and an average of 6.75 becomes 7.0 — both round up, never down, at those two boundary points.
Worked example: Listening 7.0, Reading 6.5, Writing 6.0, Speaking 6.5. Sum: 7.0 + 6.5 + 6.0 + 6.5 = 26.0. Average: 26.0 / 4 = 6.5 exactly, no rounding needed — overall band 6.5.
A second example that lands on a rounding boundary: Listening 7.0, Reading 7.0, Writing 6.0, Speaking 6.0. Average: 26.0 / 4 = 6.5 exactly — still no rounding needed. Now shift Writing to 6.5: sum becomes 26.5, average 6.625, remainder 0.125 past 6.5, which is under 0.25 — rounds down to overall band 6.5, not up.
Because the overall band rounds to the nearest half or whole band rather than truncating or always rounding down, two test-takers with different section profiles can land on the same overall band. A 6.25 average and a 6.4 average both round to 6.5, even though the underlying performance differs slightly — the overall band deliberately trades some precision for a standardized, easy-to-report scale.
Rounding each section score before averaging (rather than averaging the exact section scores first, then rounding once at the end) gives a different, incorrect result in some cases — the official method rounds only the final average, never the individual sections first. Assuming the overall band is simply the lowest section score is another common misunderstanding; the overall band is always the rounded average across all four sections.
Band Score — a 0-9 score for one section (or the overall result), reported in whole or half-band increments.
Overall Band Score — the single rounded average across all four sections, the number most institutions and visa applications ask for.
Quarter-Band Rounding — the specific rounding rule that maps an average's remainder (below .25, at .25, or at .75) to the nearest half or whole band, always rounding up at those two boundaries.
The four section band scores are averaged, then rounded to the nearest whole or half band. A remainder of .25 rounds up to the next .5, and a remainder of .75 rounds up to the next whole band. For example, an average of 6.25 rounds to an overall band of 6.5, and an average of 6.75 rounds to 7.0.
The overall band is an average across all four sections, not the lowest one. A strong section can pull the average — and therefore the rounded overall band — above a weaker section's individual score.
Yes. IELTS section band scores are reported in 0.5 increments (6.0, 6.5, 7.0, and so on), and this calculator's inputs step in 0.5 increments to match.