Free deck calculators
Run the takeoff math for a deck without signing up. Each calculator shows its working so you can paste the numbers straight into a quote — or let Deckworks write the invoice line item for you.
Whole-project takeoffDeck Material Calculator
One screen for the full material list — footings, framing, decking, fasteners, railing and stairs, with a running material total.
Footings & piersConcrete Calculator
Cubic feet, cubic yards and 60/80 lb bag counts for round footings, with cost and the full math shown.
Board estimatingDeck Board Estimating & Waste Calculator
Plan board layout, compare waste by cut type, and see the cost of straight, diagonal and picture-frame decking.
Deck Board Calculator
Enter your deck dimensions and board size to see how many decking boards you need, including a waste factor. The calculator shows the full math so you can drop it straight into a quote.
Deck Joist Calculator
Figure out how many joists your deck frame needs at 12, 16 or 24 inches on center, plus rim and band joists.
Deck Railing Calculator
Work out how many railing sections and posts you need for a run of deck railing, and what the material costs.
Deck Stair Calculator
Enter the total rise from the deck surface to the landing and get an even riser height, tread count, and how many stringers the stair width needs.
Deck Screw Calculator
Estimate how many deck screws and how many boxes you need for a given deck area.
Deck Fastener Calculator
How many screws does a deck actually take? Enter your deck's square footage, your fastening rate, and the box size you're buying — the calculator gives you the total fastener count, boxes to purchase, and what it adds to the job cost. Works for face screws and hidden clip systems.
Concrete Footing Calculator
Calculate the concrete volume for round deck footings and convert it to 60lb or 80lb bags.
Skip the copying
In the app, every calculator result becomes a priced invoice line item with the math attached. Free for your first three invoices.
Start freeA one-page checklist so you never forget footing depth, waste factor, or permit costs on a deck quote.
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