Deck facts & stats

Question 1

For a composite deck addition, about what share of its cost is recouped at resale?

Accepted Answer

68%. Composite decking costs more upfront than wood but needs less ongoing maintenance.

Question 2

About how much does a 16x20-foot wood deck addition cost, per remodeling industry data?

Accepted Answer

about $17,615. That larger, professionally documented project costs more than the average deck of all sizes.

Question 3

Roughly how much more per square foot does composite decking material cost than pressure-treated wood?

Accepted Answer

composite ~$12–22/sq ft vs wood ~$2–5/sq ft. The lifetime savings on maintenance are part of why some homeowners still choose composite.

Question 4

What is the typical labor cost per square foot for building a deck?

Accepted Answer

$15–$35 per sq ft. Labor often makes up a bigger share of a deck's total cost than the materials themselves.

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