--- title: Roof Pitch Calculator | LS Building Products description: Use our roof pitch calculator to streamline your roofing projects by accurately calculating the rafter length and roof pitch. image: https://ls-usa.com/hubfs/Roofing-Pitch-Calculator.png --- [![LS Building Products](https://ls-usa.com/hs-fs/hubfs/Logo%20(13).png?width=98&height=67&name=Logo%20(13).png) ](https://ls-usa.com/) [ Get A Quote ](https://ls-usa.com/contact) ![Open](https://ls-usa.com/hs-fs/hubfs/Shape%201%20(4).png?width=31&height=26&name=Shape%201%20(4).png) ![close](https://ls-usa.com/hs-fs/hubfs/close-circle-fill.png?width=28&height=28&name=close-circle-fill.png) [ Get A Quote ](https://ls-usa.com/contact) ![LS Building Products ](https://ls-usa.com/hubfs/BG%20image.webp) ![LS Building Products ](https://ls-usa.com/hubfs/BG%20image.webp) # Roof Pitch Calculator This innovative Roof Pitch Calculator is designed to streamline your roofing projects by accurately calculating the rafter length and roof pitch. Ideal for both professional contractors and DIY enthusiasts, the tool provides real-time measurements in degrees, percentages, and the traditional x:12 format, ensuring your roofing measurements are reliable and precise. [![Explore Roofing Products](https://no-cache.hubspot.com/cta/default/22146047/e0d7d4b7-76ff-458e-beef-cd24c022bd16.png)](https://cta-redirect.hubspot.com/cta/redirect/22146047/e0d7d4b7-76ff-458e-beef-cd24c022bd16)   --- ## Roof Pitch Calculator ### Roof Dimensions #### Rise in Inches Millimeters Feet #### Run Length in in Inches Millimeters Feet #### Rafter Length in ### Pitch Calculations #### Roof Pitch (Degrees) ° #### Roof Pitch (%) % #### Roof Pitch (x:12)   Share Result Reload Calculator Clear All Fields --- *This calculator is for general informational purposes only. Please verify all results with a licensed contractor, as actual project requirements may vary.* ## **Key Features** **✔ User-friendly interface** with intuitive input fields and clearly labeled measurements. **✔ Real-time calculation** of rafter length using the Pythagorean theorem. **✔ Automatic conversion** between millimeters and inches for versatile usage. **✔ Detailed roof pitch outputs **in degrees, percentage, and x:12 format. **✔ Instant result sharing** via a convenient clipboard copy feature. **✔ Responsive design** for optimal performance on all devices. ## **How to Use It** 1. **Roof Area Calculation:** Simply enter your house dimensions and roof pitch to determine the total square footage of your roof. This ensures you order the right amount of materials, reducing waste and unexpected costs. 2. **Material Cost Estimation:** Input your unit price per square foot to quickly calculate the total cost of roofing materials. Whether you're using asphalt shingles, metal roofing, or another material, our calculator adapts to your pricing. 3. **Customizable Inputs:** Adjust key variables like pitch ratio and unit price to get precise cost estimates tailored to your project’s needs. 4. **Instant Results:** Get an accurate cost breakdown in seconds—no complex formulas or manual calculations required. ### **Plan Your Roofing Project with Confidence** Our Roofing Calculator takes the guesswork out of estimating your roof size, making it easier to plan your project effectively. Whether you're a contractor looking to provide quick quotes or a homeowner budgeting for a [new roof](https://ls-usa.com/products/roofing/), this tool empowers you with **fast, accurate, and reliable projections**. Save time, reduce errors, and take control of your roofing expenses today! Use our Roofing Calculator to **start planning with confidence**. ### Questions about any of our products? We're ready to help you find a solution! 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