The Ideal Master Bedroom Size for Your Home: Find out what size your master bedroom should beSamantha JohnsonJan 14, 2026Table of ContentsQuick SummaryFactors to ConsiderIdeal SizeConclusionFree Smart Home PlannerAI-Powered smart home design software 2025Home Design for FreeQuick Summary- A master bedroom should be at least 14 ft by 16 ft (≈224 sq ft) to fit a king-sized bed and furniture.- If adding an ensuite bathroom, add at least 50 sq ft to the room size.- A larger option of 16 ft by 20 ft (≈320 sq ft) provides ample space for a king-sized bed, additional furniture, and an ensuite.IntroductionThe master bedroom is the most important space in your home - it's where you rest, relax and recharge. That's why it's important to create a comfortable and functional space that meets your needs. One of the most important factors in designing a master bedroom is determining the ideal size for the space.Factors to ConsiderBefore you determine the ideal size for your master bedroom, you need to consider a few factors:Bed Size: The size of the bed you want to use will determine the minimum size of the master bedroom.Furniture: If you plan to have a lot of furniture in your bedroom, you'll need to account for that in the size of the room.Ensuite: If you plan to have an ensuite bathroom, you'll need to factor that in as well.Ideal SizeGenerally, a master bedroom should be at least 14 feet by 16 feet, or around 224 square feet. This will accommodate a king-sized bed and leave enough space for additional furniture, such as dressers and nightstands. If you want an ensuite bathroom, you'll need to add at least another 50 square feet to the size of the room.However, if you prefer a more spacious master bedroom, you can opt for a larger size. A room that is 16 feet by 20 feet, or around 320 square feet, will provide ample space for a king-sized bed, additional furniture, and an ensuite bathroom.ConclusionThe size of your master bedroom will depend on your specific needs and preferences. However, a room that is at least 14 feet by 16 feet will provide enough space for a comfortable and functional bedroom. Keep in mind that if you want an ensuite bathroom, you'll need to add at least another 50 square feet to the size of the room.Ready to create your dream master bedroom? Visit Coohom to explore our 3D design tools and visualize your perfect space!Home Design for FreePlease check with customer service before testing new feature.