Centroid Calculator
Centroid of up to four points, or a weighted centre of mass, from coordinates and weights.
Compare Your Options And Get Clear Answers
Centroid of up to four points, or a weighted centre of mass, from coordinates and weights.
Centroid Estimator
Enter your numbers below for an instant estimate.
How It Works
Key concepts behind this calculator
Enter Values
Fill in each field with your own numbers.
Calculate
Results update as you change the inputs.
Review
Read the breakdown and the explanation.
Adjust
Change values to compare scenarios.
Centroid Quick Guide
Typical values for reference.
| Points | Weights | Centroid | Note |
|---|---|---|---|
| (0,0), (4,0), (2,6) | 1, 1, 1 | (2, 2) | Weighted |
| (0,0), (4,0), (2,6) | 2, 1, 1 | (1.5, 1.5) | Weighted |
| (1,1), (5,1), (3,5) | 1, 1, 1 | (3, 2.33) | Weighted |
| (0,0), (6,0), (0,6) | 1, 2, 1 | (3, 1.5) | Weighted |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Centroid Calculator FAQ
Answers to common questions about this calculator.
The average position of all points, or centre of mass with weights.
Not for concave shapes.
Centroid x = sum(w x) / sum(w); y likewise.
It is an estimate based on the inputs you enter. Check real quotes, labels or official guidance for important decisions.