HOW TO USE IT
How to use the Pool Cost Calculator
- 1
Choose the pool type (0 = vinyl liner, 1 = fiberglass, 2 = concrete).
- 2
Enter the length and width.
- 3
Add features (0, 1 or 2).
- 4
Review the total cost and the cost per square foot.
THE MATH
Pool cost formula
Total = area × price per sq ft + featuresThe price per sq ft varies by type: vinyl liner ~$65/sq ft, fiberglass ~$110, concrete ~$165. Features (heater, integrated spa) add 12-30%.
PRACTICAL EXAMPLE
A 40 × 20 ft fiberglass pool
800 sq ft at $110/sq ft = $88,000. With an integrated spa (+30%), the total reaches about $114,000.
FAQ
Frequently asked questions
What is the average inground pool cost?
An inground pool runs $44,499-$87,349 in 2026: vinyl from $40k, fiberglass $55k-$100k, concrete $65k-$120k.
Is the heater included?
No. A heater adds $3,000-$7,000 and an integrated spa adds $10,000-$20,000.