Here is a detailed description of a modern 3-bedroom duplex (upstairs) with a guest room, en-suite bathrooms, a spacious kitchen, store, laundry room, and other essential facilities, suitable for a comfortable family home in Nigeria. Modern 3-Bedroom Upstairs House Design 1. General Description A modern residential building with three spacious bedrooms upstairs, each with its own private toilet and bathroom. The design includes a guest room, a large living room, a dining area, a modern kitchen, a pantry/store, a dedicated laundry room, and other essential facilities for comfort, privacy, and convenience. The house should have good ventilation, natural lighting, adequate storage, and a well-organized layout that makes the best use of available space. 2. Detailed Room-by-Room Description A. Living Room Spacious living room for family relaxation and entertaining visitors. Space for large sofas, a television, and decorative furniture. Large windows for natural light and ventilation. Modern ceiling design with recessed lighting. Convenient access to the dining area. B. Dining Area Dedicated dining space for 6–8 people. Positioned between the living room and kitchen for easy movement. Space for a dining table, chairs, and a small cabinet. C. Master Bedroom A large bedroom with enough space for a king-size bed. Walk-in wardrobe or spacious built-in wardrobes. Private toilet and bathroom. Space for a dressing table and bedside tables. Optional private balcony. D. Bedroom Two A spacious bedroom suitable for a child or family member. Private toilet and bathroom. Built-in wardrobe. Space for a study desk and other furniture. E. Bedroom Three A comfortable bedroom with its own private toilet and bathroom. Built-in wardrobe. Adequate natural lighting and ventilation. F. Guest Room A separate guest bedroom for visitors. Private toilet and bathroom. Wardrobe or luggage storage. Positioned to provide privacy for both guests and the family. Recommendation: If the guest room is located upstairs, position it away from the master bedroom to provide more privacy. G. Modern Kitchen The kitchen should be spacious, functional, and designed for everyday cooking. Recommended features: L-shaped or U-shaped kitchen cabinets. Kitchen island or breakfast counter, if space permits. Dedicated cooking area with a cooker and extractor hood. Refrigerator and freezer space. Double-bowl sink. Wall and base cabinets for utensils. Durable, easy-to-clean countertops. Adequate electrical sockets and ventilation. H. Kitchen Store / Pantry A separate room or enclosed storage area beside the kitchen. It should accommodate: Rice, beans, flour, and other dry food items. Cooking ingredients and provisions. Kitchen appliances used occasionally. Shelves and storage racks. I. Laundry Room A dedicated room for washing and managing clothes. Recommended features: Space for a washing machine. Utility sink. Water supply and proper drainage. Shelves for detergents and cleaning supplies. Space for ironing and folding clothes. Good ventilation. Optional access to a drying balcony or service area. J. Visitor's Toilet A separate toilet accessible from the living or dining area. This allows visitors to use the facilities without entering private bedrooms. K. Family Lounge An optional smaller sitting room upstairs, separate from the main living room. It can be used for: Family relaxation. Watching television. Reading or studying. A quiet space for children. L. Balcony A front-facing balcony accessible from the family lounge or master bedroom. Benefits include: Fresh air and natural light. An attractive exterior appearance. An outdoor relaxation space. M. Linen and General Storage A built-in cabinet or small storage room for: Bed sheets and towels. Blankets and pillows. Extra household items. Cleaning supplies.