Deck calculator tools are essential for planning your next outdoor project.

Whether you’re estimating the cost of materials, designing a stair layout, or calculating the total decking surface area, our calculators give you fast, accurate results tailored to your project size and product preferences.

Now, every calculator goes beyond just cost. You’ll get a complete project plan with a detailed breakdown of every material you’ll need – from decking boards and railings to fascia, risers, stairs, substructure, protective tape, fasteners, hardware, and accessories. The list includes exact quantities, projected costs, and is sent directly to your email so you can keep it for ordering, budgeting, or sharing with your contractor.

Get started by choosing a calculator below. Each one is designed to simplify planning and help you stay within budget – whether you’re a homeowner building your first deck or a professional contractor managing multiple projects. Our growing selection of calculators covers a wide range of decking brands, collections, and project types, so you can plan with confidence no matter what you’re building.

Deck Cost & Materials Calculators

These calculators do more than estimate your deck cost – they create a complete materials plan. Based on your deck size, chosen collection, and selected upgrades, you’ll get total pricing plus an itemized list of every component you need. That includes decking boards, fascia, railing, substructure, stairs, risers, protective tape, fasteners, hardware, and accessories. Each list shows exact quantities and projected costs, making it perfect for advanced planning, accurate budgeting, and contractor preparation.

Select your preferred brand’s calculator below and start planning your deck with confidence today.

Trex decking calculator for estimating composite deck material quantities and total project cost.

Estimate your Trex decking material cost in minutes. Choose your product line, size, and features like stairs and railing for a complete breakdown.

TimberTech decking calculator to calculate deck board materials pricing and layout planning.

Plan your TimberTech deck with confidence. Calculates costs for Legacy, Reserve, and Edge series, including railing and stair options.

Fiberon decking calculator for composite decking cost and material estimation.

Find your Fiberon material needs and estimated cost. Supports PE and PVC decking, with add-ons like railing and substructure.

Deckorators decking calculator for planning deck materials quantities and project budget.

Calculate the cost of Deckorators decking systems, including Voyage, Vista and Venture collections. Add stairs, railing, and fascia.

Envision decking calculator for composite deck cost estimates and material planning.

Create estimates for Envision’s decking lines. Includes all optional materials for a complete picture.

MoistureShield decking calculator for accurate deck material and cost calculations.

MoistureShield Decking Calculator

Get pricing for MoistureShield decking. Plan with confidence using water-resistant and ground-contact-rated options.

Wolf decking calculator for estimating composite deck boards and material costs.

Estimate costs for Wolf Serenity and Perspective collections. Adjust deck size and add options to match your needs.

Zuri PVC decking calculator for deck material quantities and cost estimation

Zuri Decking Calculator

Generate cost estimates for Zuri PVC decking. Built for luxury decks with low-maintenance performance.

Deck Railing Cost & Materials Calculators

These calculators go beyond a basic estimate. Each railing calculator creates a complete materials plan tailored to your deck layout, railing style, and selected upgrades. You’ll receive clear pricing along with a detailed breakdown of every required component.

Your results include railing systems, posts, balusters, hardware, fasteners, accessories, and any related materials – shown with exact quantities and projected costs. This makes the calculator ideal for accurate budgeting, material planning, and preparing reliable quotes for contractors or homeowners before ordering.

Trex railing calculator for estimating deck railing materials quantities and total cost.

Trex Railing Calculator

Estimate your Trex railing material cost in minutes. Select your railing line, layout, and post options for a clear materials and pricing breakdown.

TimberTech railing calculator for calculating railing materials pricing and layout planning.

TimberTech Railing Calculator

Plan your TimberTech railing system with confidence. Calculates posts, infill, and hardware costs across aluminum, composite, and cable styles.

Fiberon railing calculator for composite and aluminum railing material cost estimates.

Fiberon Railing Calculator

Find your Fiberon railing material needs and estimated cost. Supports composite and aluminum railing systems with accurate quantity calculations.

Deckorators railing calculator for planning deck railing materials and project budget.

Deckorators Railing Calculator

Calculate Deckorators railing costs based on your deck size and railing style. Includes post spacing, infill options, and hardware requirements.

Envision Fairway railing calculator for composite railing material quantities and pricing.

Envision/Fairway Railing Calculator

Estimate Fairway and Envision railing materials and pricing. Designed for composite railing layouts with clean, easy-to-follow results.

MoistureShield railing calculator for accurate deck railing material and cost calculations.

MoistureShield Railing Calculator

Plan your MoistureShield railing system with precise material counts. Generates cost estimates for posts, rails, and accessories.

Wolf railing calculator for estimating PVC and composite railing system costs.

Wolf Railing Calculator

Calculate Wolf railing material quantities and costs in minutes. Ideal for PVC and composite railing systems with dependable accuracy.

Westbury railing calculator for aluminum deck railing material and cost estimation.

Westbury Railing Calculator

Estimate Westbury aluminum railing costs with ease. Covers posts, infill styles, and hardware for a complete materials plan.

Deck Railing Layout & Code Calculators

These calculators focus on layout, spacing, and code-compliant measurements for deck railing systems. Based on your deck size and railing configuration, you can calculate railing length, post spacing, baluster quantities, stair rail layout, and handrail requirements. Each tool provides clear measurements and placement guidance, making it easier to plan safe, accurate railing layouts before selecting materials or finalizing costs.

Calculate stair rise, run, stringer length, angle, and number of risers based on deck height and code requirements.

Deck Stair Calculator

Calculate stair rise, run, stringer length, angle, and number of risers based on deck height and code requirements.

Calculate how many balusters you need for your deck railing based on section length and baluster style.

Railing Baluster Calculator

Calculate how many balusters you need for your deck railing based on section length and baluster style.

Determine proper baluster spacing to meet building code and calculate exact placement for each railing section.

Baluster Spacing Calculator

Determine proper baluster spacing to meet building code and calculate exact placement for each railing section.

Calculate total linear feet of railing required based on deck perimeter and stair openings.

Railing Length Calculator

Calculate total linear feet of railing required based on deck perimeter and stair openings.

Deck Foundation Calculators

These calculators help you plan the structural foundation of your deck with confidence. Based on deck size, joist span, beam layout, and footing requirements, you can calculate concrete volume, footing size, beam span, post spacing, and joist limits. Each calculator delivers practical structural guidance to support accurate planning, code-aligned design, and efficient material preparation before construction begins.

Calculate how much concrete you need for deck footings based on footing diameter, depth, and quantity.

Deck Footing Concrete Calculator

Calculate stair rise, run, stringer length, angle, and number of risers based on deck height and code requirements.

Determine proper beam span and footing size based on joist span, post spacing, and load requirements.

Deck Beam Span & Footing Calculator

Calculate how many balusters you need for your deck railing based on section length and baluster style.

Estimate the maximum joist span between beams or from ledger to beam based on joist size and spacing.

Deck Joist Span Calculator

Determine proper baluster spacing to meet building code and calculate exact placement for each railing section.

Calculate recommended beam size based on joist span, deck width, and post spacing.

Beam Size Calculator

Calculate total linear feet of railing required based on deck perimeter and stair openings.

How Our Deck Calculators Work

Estimate Your Project

Calculate your deck’s total cost based on size, collection, and chosen upgrades.

Select Every Component

Add fascia, railing, stairs, substructure, risers, protective tape, fasteners, hardware, and accessories.

Get Exact Quantities

Receive a precise breakdown of material types, quantities, and projected costs.

Plan With Confidence

Use your complete list for accurate budgeting, advanced planning, and contractor preparation.

Resources

Looking for detailed product information, warranties, or installation guides?
Explore our resources for decks to ensure you have everything you need for your project.