Standard Room Door Size What You Need to Know: Understanding Dimensions for Accessibility and DesignEthan BrooksApr 12, 2025Table of ContentsTips 1:FAQTable of ContentsTips 1FAQFree Smart Home PlannerAI-Powered smart home design software 2025Home Design for FreeWhen planning for room layouts, understanding standard door sizes is crucial for both functionality and accessibility. The standard interior door size in the U.S. is typically 32 inches (81.3 cm) wide, while exterior doors usually measure 36 inches (91.4 cm). However, these dimensions can vary based on local building codes and the specific needs of the inhabitants.It’s important to consider the Americans with Disabilities Act (ADA) guidelines, which recommend a minimum clear opening of 32 inches for accessibility. This ensures that individuals using wheelchairs or mobility aids can easily pass through doorways.Tips 1:When selecting a door, also factor in the framing and the swing direction, as these elements will impact the overall space layout. Additionally, custom door sizes may be necessary for unique architectural designs.FAQWhat is the minimum door width for handicap accessibility? Answer: The minimum clear opening width for a door to be ADA compliant is 32 inches.What are common exterior door sizes? Answer: Common exterior door sizes include 30, 32, and 36 inches in width, with 80 inches in height.Home Design for FreePlease check with customer service before testing new feature.