Patio/Deck Area Calculator

Patio/Deck Area Calculator

Calculate the area, materials, and cost for your deck or patio project

Shape & Dimensions

Materials

Visualization

This visualization is to-scale based on your input dimensions

Results

Total Area: 120 square feet
Perimeter: 44 feet

Materials Needed

Decking Boards: 27 boards
Board Length: 12 feet
Screws/Fasteners: 324 pieces
Joist Material: 5 joists

Cost Estimate

Materials: $600.00
Labor (est.): $480.00
Total: $1,080.00

Save Your Results

About Patio & Deck Area Calculation

Why Accurate Measurements Matter

Precise measurements ensure you purchase the correct amount of materials, prevent waste, and accurately estimate costs for your patio or deck project. Even small errors can lead to significant cost overruns or material shortages.

Choosing the Right Materials

Different materials offer varying benefits in terms of longevity, maintenance requirements, and aesthetics:

  • Pressure-Treated Wood: Affordable but requires regular maintenance
  • Cedar/Redwood: Natural beauty and moderate durability
  • Composite: Low maintenance and long-lasting, though more expensive initially
  • PVC: Excellent durability and minimal maintenance
  • Concrete: Durable and low maintenance option for patios
  • Pavers: Versatile designs and easy replacement if damaged

Layout Patterns

Your choice of layout pattern affects both aesthetics and material requirements:

  • Straight: Traditional, easiest to install, minimal waste
  • Diagonal: Visually interesting, requires approximately 10-15% more material due to cuts
  • Herringbone: Sophisticated look, requires more cuts and approximately 15-20% more material

Building Codes and Permits

Before starting your project, check with your local building department for:

  • Required permits
  • Setback requirements from property lines
  • Height restrictions
  • Railing requirements for elevated decks

Many municipalities require permits for decks over a certain height (typically 30 inches) or for any structure attached to your home.

Related Real Estate & Land Calculators