Deck Cost Calculator
Get an instant estimate for your deck project. Adjust size, material, and features to see a personalized cost breakdown.
Deck Cost Calculator
Estimate the cost of building a new deck based on size, material, and features.
100 sq ft800 sq ft
Estimate Breakdown:
Base: $9,500 | Range: $7,125 – $12,825
*Includes materials and labor. Permits and site prep not included.
How to Use This Calculator
- Enter your deck size in square feet.
- Select your material quality tier.
- Choose your region for localized labor costs.
- Add features like railings, stairs, or lighting.
- Review your personalized low/average/high estimate.
Frequently Asked Questions
How accurate is this deck calculator?
Our calculator provides estimates based on national averages. Actual costs may vary by 20–30% depending on your contractor, site conditions, and local labor rates.
Does the estimate include permits?
No. Permit costs typically run $500–$2,000 depending on your municipality and deck size. Always check local building codes.
What is the ROI of a deck addition?
A wooden deck returns 60–70% of its cost at resale. Composite decks return slightly less (50–60%) but require far less maintenance.