Deck Cost Calculator
Enter your deck dimensions and local material price to estimate total cost for decking boards and structural framing.
1. Deck dimensions
Deck area: 192 sq ft
2. Decking board size
Your Deck Materials List
For a 16×12 ft deck (192 sq ft)
🪵 Decking
🏗️ Framing
🧱 Foundation
How the cost is calculated
- 1.Enter deck dimensions and board width → calculator outputs decking boards and joists needed.
- 2.Enter your price per sq ft or per board → material cost calculated.
- 3.Add hardware, fasteners, and finishing costs → total materials estimate.
- 4.Cost per sq ft = total ÷ deck area.
2026 US decking price ranges
| Material | Per sq ft (materials) |
|---|---|
| Pressure-treated wood | $15–$25 |
| Cedar / redwood | $25–$40 |
| Composite (Trex, etc.) | $30–$60 |
| PVC / capped composite | $40–$70 |
| Aluminum decking | $30–$50 |
| Full build (installed) | $25–$70 |
Prices vary by region. Enter your actual price for an accurate estimate.
Frequently Asked Questions
How much does a deck cost?
Pressure-treated wood decking materials cost $15–$25 per sq ft. Composite decking (Trex, TimberTech): $30–$60/sq ft in materials. Fully built by a contractor: $25–$70/sq ft depending on complexity.
How much does a 12×16 deck cost?
A 12×16 ft deck (192 sq ft) in pressure-treated lumber costs $3,000–$5,000 in materials. Professionally built: $5,000–$14,000 depending on height, railings, and stairs.
Is composite decking worth the extra cost?
Composite decking costs 2–3× more upfront than wood but lasts 25–30 years vs. 10–15 for treated wood, with no staining or sealing needed. Over 20 years, total cost is often similar.
Does deck cost include footings and framing?
Our calculator includes decking boards and joists. Footings (concrete piers) add $50–$200 each. Ledger board, posts, beams, and railings are additional — plan for 2× the decking material cost for the full structure.