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Decking for a 10×10 Deck

A 10×10 deck is 100 sq ft — about 16 pressure-treated boards (5.5"×16') plus 1 box of deck screws. Adjust board size below for composite or wider boards.

01 / YOUR MEASUREMENTSUpdate any value
Deck boards
16 boards
Deck area
100 sq ft
Decking boards
16 boards5.5"-wide × 16' PT, incl. 10% waste
Deck screws
1 box~350 screws (≈3.5/sq ft)
Decking cost (est.)
$350~$3.50/sq ft pressure-treated

Planning estimate. Adjust allowances and sample prices for your supplier; tax, delivery, and labor are not included.

BEYOND THE MATERIALS

Make it a complete project

Check the steps, tools, and DIY difficulty before you shop. Your calculator results can be added to My Projects above.

How to Build a Deck →Clean and Refinish a Sound Deck →
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Want the full guide — tools, step-by-step, common mistakes and FAQ? See the Decking Calculator.

Other sizes

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