Deck Cost per Square Foot Calculator
Total deck cost from area and rate.
Work It Out And Get Clear Answers
Total deck cost from area and rate.
Deck Cost per Square Foot 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
Press Calculate to see the result.
Review
Read the breakdown and the explanation.
Adjust
Change values to compare scenarios.
Deck Cost per Square Foot Quick Guide
Typical values for reference.
| Deck area (sq ft) | Cost per sq ft (£) | Extras such as stairs and railing (£) | Total deck cost |
|---|---|---|---|
| 300 | 35 | 1,200 | £11,700.00 |
| 150 | 35 | 1,200 | £6,450.00 |
| 600 | 35 | 1,200 | £22,200.00 |
| 300 | 17.5 | 1,200 | £6,450.00 |
| 300 | 70 | 1,200 | £22,200.00 |
| Rule of thumb: check your inputs, use the result as a guide and round sensibly. | |||
Deck Cost per Square Foot FAQ
Answers to common questions about this calculator.
Total = area × rate + extras.
It uses the default inputs shown and the formula described above. Change any value and press Calculate to see how the result moves.
It is an estimate based on the inputs you enter. Check real quotes, labels, product data or official guidance for important decisions.
Yes. Replace each input with your own figures and press Calculate to update the result.