Deck material

Pressure-treated wood deck cost

Pressure-treated wood decking costs about $15–$25 per square foot installed in 2026 and lasts 15–20 years. The cheapest way to build a deck, but it needs regular sealing and can warp, crack, or splinter over time.

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How pressure-treated wood compares

MaterialCost (square foot)Lifespan
Pressure-treated wood$15–$2515–20 years
Cedar$20–$4020–25 years
Composite$30–$6025–30 years
PVC$30–$6030+ years
Tropical hardwood$40–$8025–40 years

Frequently asked questions

How much does pressure-treated wood decking cost?

Pressure-treated wood decking typically costs $15–$25 per square foot installed in 2026, and lasts 15–20 years. Total cost depends on your home's size, complexity, and local labor.

How long does pressure-treated wood decking last?

Pressure-treated wood decking lasts about 15–20 years. The cheapest way to build a deck, but it needs regular sealing and can warp, crack, or splinter over time.

Deck cost by state