How to Calculate Square Feet of Your Home: A Simple Guide to Measuring Your Home's AreaSarah ThompsonSep 17, 2025Table of ContentsStep-by-Step Process to Measure Your HomeCommon Mistakes to AvoidFAQTable of ContentsStep-by-Step Process to Measure Your HomeCommon Mistakes to AvoidFAQFree Smart Home PlannerAI-Powered smart home design software 2025Home Design for FreeCalculating the square footage of your home is essential for various reasons, like determining space for furniture or assessing property value. To calculate square feet, you need to measure the length and width of each room in feet and multiply these dimensions to find the area. For example, if your living room is 15 feet long and 20 feet wide, the calculation would be 15 x 20 = 300 square feet. Don't forget to add areas of hallways, closets, and any other rooms to get the total square footage of your home.Step-by-Step Process to Measure Your HomeStart by gathering your measuring tools, such as a tape measure. Measure each room's length and width, ensuring you’re measuring the longest points. Keep a note of these measurements, and then apply the area formula: Length x Width. For irregularly shaped rooms, break them down into smaller rectangles or squares and calculate their areas separately before summing them up for the total square footage.Common Mistakes to AvoidOne common mistake is forgetting to include all areas, like built-ins or alcoves, in your calculations. Additionally, ensure your measurements are as accurate as possible, as even a small error can significantly impact the total square footage. If you're unsure about your measurements or want a professional assessment, consider hiring an interior designer or an appraiser.FAQQ: How do I measure an irregularly shaped room?A: Divide the room into smaller rectangles or squares, measure each section, calculate their areas, and then add them together for the total.Q: Should I include closets and hallways in my square footage?A: Yes, include all livable spaces in your total square footage for a comprehensive assessment.welcome to CoohomHome Design for FreePlease check with customer service before testing new feature.