Modern 400 sq ft house plan 1bhk in 20×20 square feet

400 square feet house plan is the best modern 1bhk Indian style house plan in 20*20 sq ft plot. Our expert home planner and architects team has made this house plan by using all ventilations and privacy.

If you are searching for the best house plan in 400-500 sq ft, then there will be no better option than this small 1bhk house plan for your dream home.

You can use this house plan as it is by just adjusting it according to your plot size and requirements.


Let’s have detailed information about this single floor house plan Indian style.


Also read: 16×30 house plan under 500 sq ft


Modern 400 sq ft 1bhk house plan in 20*20 square feet:

400 square feet 1bhk house plan in 20x20
400 sq ft house plan 1bhk in 20×20 sqft

This 400 sq ft floor plan has the interior walls are 4 inches and the exterior walls are 9 inches. There is no car parking area given because the plot area is small.

Starting from the road, There is a little verandah in the center of the house. And on the left side of the verandah, there is a staircase of 6’2″ feet wide to go on the first floor.

On the verandah, there is the main door to enter the living room of the house.


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Also read: 22×47 1bhk small house plan


Living room:


The size of the living room is 11’8″x7’7″ feet and it has one window.

Just next to the living room, there is an attached T/B.


Also read: 18×40 ft small house plan


Attached T/B:


This 400 sqft house plan has the attached toilet bathroom of 3’6″x6’2″ feet and the ventilator is given for ventilation.

On the left side of the attached T/B, there is the kitchen.


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The size of the kitchen is 6’7″x9’6″ feet and it has one window.

On the right side of an attached T/B, there is the bedroom.


Also see: 25×40 feet small house plan and design with color options




In this 1bhk house plan, the size of the bedroom is 7’9″x9’6″ feet and it has one window.


Also read: 4 bedroom house plan in just 1000 sq ft area


If you also want any of these services or new house plans or house designs for your dream house, you can contact DK 3D Home design from the WhatsApp numbers given below.

+91 8275832374

+91 8275832375

+91 8275832378


I hope you liked this 400 sq ft 1bhk house plan, And thank you for visiting this post. Must share if any of your friends or relatives need to know about this.

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