12 Superfunctional 40×40 Barndominium Floor Plans

Building a barndominium is an excellent option for all kinds of potential home builders. If you have looked into building a home but have been put off by the price, it is a great alternative. However, if you are going to build a dream barndominium on a budget, you need a great floor plan. Fortunately, there are all kinds of 40×40 barndominium floor plans to choose from. 

To help get you started, we have put together a complete guide to 40×40 barndominium floor plans. These plans have been meticulously designed to create an excellent flow and accommodate all kinds of families. You can either use these plans as-designed or use them for inspiration for your own. By knowing what your options are, you can create something truly beautiful for yourself and your family. 

Consider using a barndominium kit under 50k for your barndominium build. Not only is it convenient, but it can help cut down costs significantly on your barndo build.

40×40 Barndominium PL-60306

40x40 Barndominium Floor Plans

Just because you are using a small amount of space, that doesn’t mean that you have to sacrifice functionality. These 40×40 barndominium floor plans manage to fit two full bedrooms plus an office space in the layout. This is perfect if you need a little bit of extra space for work, crafts, or other activities. Plus, you can use the office as a spare bedroom if you have to in the future. 

40×40 3 Bedroom Barndominium – PL60303

40x40 Barndominium Floor Plans

When designing 40×40 barndominium floor plans, it is important to think about common areas. It is incredibly easy to get bogged down with the bedrooms and bathrooms when working with a small space. These plans include a large living room as well as an open kitchen. This gives you plenty of space for the whole family to gather, which is incredibly important when putting together a floor plan. 

40×40 Barndominium PL-60302

40x40 Barndominium Floor Plans

While you might be working with a relatively small area for your home, it is essential to think of outdoor space. Outdoor areas like porches and yards are a great way to add square footage you didn’t think you had. These 40×40 barndominium floor plans include a front porch that is perfect for gatherings and parties. This way, the home won’t feel crowded inside when you have people. 

40×40 Barndominium PL-60301

40x40 Barndominium Floor Plans

If you like, you add porch space using the footprint of the home itself. These 40×40 barndominium floor plans include a front porch that is integrated within the rest of the home. This means that you can cover this area and use it all year long if you are so inclined. This plan also has bathrooms in each of the bedrooms, which is incredibly convenient for families and arrangements of all kinds. 

40×40 Barndominium Floor Plan 91301

40x40 Barndominium Floor Plans

One of the best ways to make good use of your 40×40 barndominium floor plans is to use hallways. These plans have a large hallway that separates the two bedrooms and leads to a back door. With closets and a half bathroom on one side, this space is also well-utilized. With a smaller barndominium, it is important not to waste any space. 

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40x40 Barndominium Floor Plans

One of the ways that you can save space with 40×40 barndominium floor plans is to have a unique bathroom setup. For example, this plan has two bathrooms, both of which are in the bedrooms. While this can be slightly inconvenient when you have guests, it ends up saving a lot of space for the residents. 

40×40 Barndominium Floor Plan 91303

40x40 Barndominium Floor Plans

Flow is an important consideration with all 40×40 barndominium floor plans. With a space this small, you have to be creative when thinking about usability. This plan has two entrances on either side of the living area. This eliminates bottlenecks and allows for an excellent flow throughout the home. 

40×40 Barndominium Floor Plan 91304

40x40 Barndominium Floor Plans

Just because you are working with a small space, that doesn’t mean that you can’t have conveniences. These 40×40 barndominium floor plans include a utility room with a washer and dryer as well as two bedrooms. Having this space right off the kitchen is a great use of the design and allows for more room in the back part of the barndominium. 

40×40 Barndominium Floor Plan 91305

40x40 Barndominium Floor Plans

While open floor plans are in style, that doesn’t always mean they are the right choice. These barndominium floor plans have a large hallway with closets leading from the front door. This delineates space very nicely and can even make the home feel bigger with this kind of separation. 

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40x40 Barndominium Floor Plans

The separation of spaces is an important part of designing 40×40 barndominium floor plans. This plan has every functional space like the kitchen, pantry, and utility room all in one area. This way, every function of the home is done in its own area, which prevents residents from getting on top of one another. 

40×40 Barndominium Floor Plan 91307

40x40 Barndominium Floor Plans

Bathrooms are some of the most important parts of any barndominium floor plan. This plan includes three bathrooms with two bedrooms, which is unusual but incredibly convenient. This way, each resident has their own bathroom and guests can use the one in the common area. 

40×40 Barndominium Floor Plan 91308

40x40 Barndominium Floor Plans

If you are planning on living in your barndominium yourself, it is tempting to have one large bedroom. However, you never know when guests might drop by, so it is best to have a plan for when that happens. These 40×40 barndominium floor plans include one large bedroom and an extra smaller one that can even be used for an office when it is unoccupied. 


There are all kinds of design options for 40×40 barndominium floor plans. By knowing what is possible and what you can do with this much space, you can create something truly beautiful. With a little bit of imagination and creativity, you can be living in your dream home in no time. 

If you would like to learn more about barndominiums, be sure to check out the rest of Barndos.com. There, you will find all kinds of tips and tricks from the pros and helpful guides like this one. You will also find featured barndominiums to help get you inspired and thinking about your own custom home.