21X40 North Facing 3BHK First Floor House Plan | 840 Sqft Plot Floor Plan

Description

This 21X40 North Facing 3BHK duplex house plan is designed for an 840 sq. ft. plot and offers a practical layout across two floors. The ground floor includes a spacious 10'0" × 16'0" living room, a 10'0" × 13'4" dining area, a functional 10'0" × 9'4" kitchen, one bedroom, two toilets, an open-to-sky (OTS) area, and 10'0" × 16'0" covered parking. The staircase is centrally positioned for smooth access to the upper floor.

The first floor is planned with two well-sized bedrooms, a 10'0" × 18'4" family lobby, two common toilets, a dedicated 10'0" × 9'4" store room, and a 7'6" × 11'4" balcony that provides outdoor seating space. The OTS continues on the first floor, ensuring natural light and ventilation for the bedrooms and bathrooms.

This modern duplex layout separates common and private spaces effectively, making it an excellent option for medium-sized families looking for a comfortable north-facing 3BHK house design with storage, parking, and future-ready planning.

Key Features of This 21X40 House Plan

Planning to customize this layout? Check our Custom House plan service to modify room sizes, add extra floors, or create a personalized home design.

FAQs

1. Is this a north-facing 3BHK duplex house plan?

Yes, this is a 21X40 north-facing 3BHK duplex house plan designed for an 840 sq. ft. plot. The layout is spread across ground and first floors, providing three bedrooms, four bathrooms, a spacious living area, dining space, kitchen, balcony, store room, and covered parking for comfortable family living.

2. What is the plot size and built-up area of this house plan?

The plot measures 21 feet × 40 feet, offering a total area of 840 sq. ft. This duplex design efficiently utilizes the available space by distributing the rooms over two floors, making it suitable for urban residential plots where maximizing usable space is important without compromising functionality or comfort.

3. How many bedrooms are included in this 21X40 duplex plan?

This modern duplex house includes three bedrooms. One bedroom is located on the ground floor for easy accessibility, while two additional bedrooms are placed on the first floor for enhanced privacy. This arrangement makes the home practical for families with children, parents, or visiting guests.

4. What facilities are available on the ground floor?

The ground floor features a living room, dining area, kitchen, one bedroom, two toilets, covered parking, staircase, and an open-to-sky ventilation space. This floor is designed for daily family activities and provides easy access to common living spaces while maintaining a comfortable and functional layout.

5. What rooms are provided on the first floor?

The first floor includes two bedrooms, a large family lobby, two toilets, a dedicated store room, a balcony, and an open-to-sky area. The design creates a peaceful private zone for family members while offering additional storage and outdoor space for relaxation and everyday convenience.

6. Does this duplex house plan include parking?

Yes, the design provides a 10'0" × 16'0" covered parking area on the ground floor. The parking space comfortably accommodates one car and offers direct access to the entrance, making vehicle movement convenient while keeping the residential areas separate from the parking zone.

7. Why is the Open-to-Sky (OTS) area important in this design?

The Open-to-Sky (OTS) area improves natural lighting and cross ventilation throughout both floors. It helps the bedrooms, toilets, and internal spaces receive fresh air and daylight, reducing dependence on artificial lighting and making the overall home feel brighter and more comfortable throughout the day.

8. Is this 21X40 house plan suitable for a medium-sized family?

Yes, this duplex layout is ideal for a family of 4–6 members. The separation of common spaces on the ground floor and private bedrooms on the first floor provides better privacy, while the family lobby, balcony, and store room add flexibility for changing household needs over time.

9. What is the size of the balcony in this duplex house?

The first floor includes a spacious 7'6" × 11'4" balcony, making it suitable for morning tea, indoor plants, or a compact seating arrangement. The balcony also enhances ventilation and provides an attractive outdoor extension to the upper-floor living spaces without occupying additional plot area.

10. Is this north-facing duplex house plan Vastu-friendly?

This north-facing duplex layout follows a practical room arrangement with clearly separated living, dining, kitchen, and bedroom spaces. While detailed Vastu compliance depends on individual requirements and site conditions, the plan provides a strong foundation for homeowners who prefer a modern north-facing residential design with efficient space utilization.

After finalizing your floor plan, you can estimate your project budget using our Construction Cost Calculator before starting construction.