Square Yards to Square Feet Calculator
Convert square yards (sq yd) to square feet (sq ft) with the exact factor 1 sq yd = 9 sq ft.
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sq yd
sq ft
Conversion Formula
Conversion factors follow NIST Special Publication 811 (US National Institute of Standards and Technology).
1 square yard = 9 square feet
Derived from 1 yard = 3 feet, squared: 3² = 9.
Quick Reference Table
| Square Yards | Square Feet |
|---|---|
| 1 sq yd | 9 sq ft |
| 10 sq yd | 90 sq ft |
| 25 sq yd | 225 sq ft |
| 50 sq yd | 450 sq ft |
| 100 sq yd | 900 sq ft |
| 150 sq yd | 1,350 sq ft |
| 200 sq yd | 1,800 sq ft |
| 300 sq yd | 2,700 sq ft |
| 500 sq yd | 4,500 sq ft |
Context & Use Cases
- Comparing carpet quotes (priced per sq yd) against laminate or hardwood priced per sq ft.
- Checking concrete or sod quantities that suppliers quote in square yards.
- Translating older US property documents that use square yards.
FAQ
How many square feet is 100 square yards?
100 sq yd = 900 sq ft — about a 30 × 30 ft area, the footprint of a large two-car garage.
Why is 1 sq yd equal to 9 sq ft?
Because 1 yard = 3 feet and area scales with the square of the linear factor: 3² = 9.
Is carpet priced per square yard?
Usually, yes. Multiply the sq yd price by 9 to get the sq ft equivalent, or divide a sq ft price by 9 to compare against a sq yd quote. Our Carpet Calculator handles padding and waste too.