ACT Score Calculator
Estimate your ACT composite from four section scores (1–36 each). Composite rounds the section average to the nearest whole number.
FAQ for this calculator
- Does writing affect composite?
- Not here—this calculator covers the four main sections only.
- How is .5 rounded?
- ACT rounds halves up to the next whole composite.
- Superscore?
- Superscore takes best sections across sittings—this tool scores one sitting only.
- Fractional section scores?
- Enter official whole-number section scores only.
How to use the ACT composite calculator
The ACT composite averages your four multiple-choice section scores and rounds to the nearest integer.
- Enter English, Math, Reading, and Science (1–36).
- Tap Calculate composite.
- Review composite and section breakdown.
When to use this calculator
- Practice test scoring before registering for a retake.
- Seeing which section pulls the composite down.
- College list planning with target composite ranges.
Examples & walkthrough
- 28, 30, 27, 29 → average 28.5 → composite 29.
- All 24s → composite 24.