How Big Can a Tiny House Be?

How big can a tiny house be - image of small home.

Tiny houses are becoming increasingly popular for people looking for a simpler, more economical lifestyle. These homes often come with unique features like lofts and multipurpose furniture that allow you to maximize the space of your tiny house. But what if you want something bigger than traditional tiny homes? Can tiny houses be bigger?

In this blog post, we’ll answer the question, “How big can a tiny house be?” We’ll cover everything from the basic guidelines imposed by zoning laws, standard sizing, and more. If you’re interested in learning more, just keep reading.

How Big Can a Tiny House Be?

The average size of tiny houses varies greatly depending on the builder’s preferences, budget, and space constraints. Generally, the size of a tiny house ranges from 100 to 400 square feet. Some people build their own tiny home on wheels (THOW), which may be smaller than 100 square feet. However, some tiny homeowners will build a THOW up to 500 feet.

The average small apartment is typically around 500 square feet, but tiny homes are smaller. Therefore, they provide a unique living experience with minimalism and simplicity at the heart of the design.

Overall, tiny homes offer an economical opportunity for people to downsize their living space, while still remaining comfortable and stylish. With careful planning and creativity, you can build an affordable, functional tiny house that is tailored to your individual needs.

Tiny House Legal Considerations

If you want to build your own tiny house, it’s important to consider local building codes and zoning laws, as they may affect the size of your home. If you plan to build a THOW, the dimensions of your trailer will affect the size and design of your tiny house.

Also, in the majority of USA regions, the International Residential Code (IRC) is applied to any new construction. The IRC has specific requirements for tiny homes, including the minimum height of a room (7’-6”) and the minimum width of a doorway (30″). It’s best to speak with local building officials about your plans before you begin constructing your tiny house.

The 400 Square Feet Definition: What Is It?

Technically, you’re not legally required to build a tiny house under 400 square feet. However, many people use this number as the standard size of a tiny house because the International Code Council (ICC) defines a “tiny house” as a dwelling that measures 400 square feet or less.

Once you go over 400 square feet, the house is generally considered as a “small house”. As a result, it’s subject to the standard requirements of the ICC. It’s important to note that these definitions are just guidelines and not necessarily legal requirements.

Ultimately, the size of your tiny house comes down to how much space you need and what you can afford.

Building a Tiny House on Wheels: Is It a Good Idea?

Building a tiny house on wheels is a great way to save money, reduce your environmental impact, and enjoy the flexibility of being able to move your home. However, there are certain factors to consider before embarking on this project.

For starters, the dimensions of your trailer must be taken into account when designing your tiny house. Furthermore, building a THOW requires additional permits and inspections. Tiny house trailer permits include registration, license plates, and possibly other permits.

Lastly, you’ll need to consider where you’ll park your tiny house. In Tampa, there are several tiny house establishments that you can park at with no issues.

What if I Don’t Want a Building Permit?

If you want to bypass the need for a building permit, there are a few options. For instance, you could purchase a pre-built tiny house that would not require any additional permits.

You can also buy a tiny home wheels. However, it can’t exceed 8 feet by 20 inches with 120 square feet of living space.

The Benefits of Living in a Tiny Home

Living in a tiny home is a rewarding experience. Below are some of its advantages:

Financial Freedom

Tiny homes require a reduced investment of money and time to build, often resulting in lower monthly payments. This is perfect for those looking to save money and live within their means.


A tiny home requires fewer materials to build. Therefore, it produces less waste and has a reduced environmental impact.


Whether you want to live off-grid or in the city, tiny homes can go anywhere. Plus, they require less maintenance and upkeep than traditional homes.


A tiny home allows you to tailor the design to your individual needs. You can make it as small or large as you like, and add features such as a balcony, deck, or roof garden.

Unique Living Space

There are too many people who can say that they live in a tiny home, and it can be seen as a badge of honor. Tiny homes are also great conversation starters! Not only that, but living in a tiny home can give you an experience unlike any other.

Live in the Tiny Home of Your Dreams

We hope this content answers your question of “How big can a tiny house be?” Living in a tiny home has so many advantages, and if you want to live a minimalist lifestyle, you won’t regret it. 

If you’re ready to move into your dream tiny house, Tampa Bay Tiny Homes can help. We offer a variety of tiny home floor plans for you to choose from. We also provide renovations and new construction.

If you’d like to ask us questions, feel free to contact us online. We can’t wait to get started on your housing project!

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