Deck Building Cost in Miami (2026)
Deck Building in Miami runs about 2% above the national average. A typical 320 sq ft project starts around $4,900–$8,160 for pressure-treated wood. Estimate your exact Miami project below.
Deck Building Cost Calculator
Adjust the details for an installed-cost range tailored to you.
Length × width of the deck surface. A 16×20 deck is 320 sq ft.
Ballpark estimate for planning — not a quote.
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Deck Building cost in Miami by material
Installed cost for a typical 320 sq ft project in Miami.
| Material | Per sq ft | Typical Miami project |
|---|---|---|
| Pressure-treated wood | $15.3–$25.5 | $4,900 – $8,160 |
| Cedar / redwood | $25.5–$40.8 | $8,160 – $13,060 |
| Composite (Trex-style) | $30.6–$61.2 | $9,790 – $19,580 |
What affects your Miami cost
- Decking material and railing style
- Height off the ground and stairs
- Footings, framing and permits
- Built-ins (benches, pergola, lighting)
- Local labor rates
Miami deck building — FAQ
How much does deck building cost in Miami?
In Miami, a typical 320 sq ft deck building project runs about $4,900–$8,160 for pressure-treated wood, installed. That's about 2% above the national average — metro labor and permit costs in Miami tend to run higher than the Florida state average. Use the calculator above for your exact size and material.
How much does deck building cost per sq ft in Miami?
In Miami, installed deck runs about $15.3–$61.2 per sq ft depending on material (pressure-treated wood $15.3–$25.5, cedar / redwood $25.5–$40.8, composite (trex-style) $30.6–$61.2). That's about 2% above the national average.
How much does it cost to build a deck in 2026?
A typical 320 sq ft deck runs about $5,000–$8,000 in pressure-treated wood, or $10,000–$19,000 in composite, installed. Size, height, railings and material drive the price — use the calculator for a localized estimate.
Is composite decking worth it?
Composite costs roughly 1.5–2× wood up front but eliminates staining/sealing and lasts 25–30+ years, so total cost of ownership is often lower. It's the popular choice for homeowners who don't want annual maintenance.
Deck Building cost across Florida
Miami runs about 2% above the national average. See the full Florida breakdown and statewide averages.
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