What Counties in Tennessee Allow Tiny Houses?

The tiny house movement is gaining momentum across the United States, and Tennessee is no exception. If you’ve ever dreamed of downsizing, reducing your carbon footprint, or simply embracing a minimalist lifestyle, tiny houses are an excellent option. But before making the leap, it’s important to understand the rules and regulations for tiny houses in Tennessee. Not all counties welcome tiny homes, and even those that do often have specific requirements.

In this guide, we’ll explore the counties in Tennessee that allow tiny houses, provide insights into state regulations, and help you navigate the journey of owning a tiny home.

What Counties in Tennessee Allow Tiny Houses? Rules and Regulations You Need To Consider (Quick Summary)

Tennessee supports tiny house living, but regulations differ by county. Knoxville permits tiny homes on permanent foundations, while Shelby allows them on small plots under one acre. Davidson requires tiny homes as Detached Accessory Dwelling Units (DADUs) behind multi-family residences. Tiny homes must comply with the International Residential Code, zoning laws, and safety standards. Popular options include RV parks, tiny house communities, and private properties for a sustainable lifestyle.

Tennessee Tiny House Costs

Before jumping into tiny house ownership, determining your budget is essential. On average, tiny house costs range from $159 to $575 per square foot in Tennessee, depending on the county and city. These costs include various factors like size, materials, and amenities.

If you’re unsure where to start, explore tiny homes for sale in Tennessee to find options that fit your needs and budget.

Not all Tennessee counties are equally open to tiny house living. Below are the counties with specific regulations:

Knoxville County

Knoxville is one of the most tiny home-friendly counties in Tennessee. However, your tiny house must adhere to IRC safety regulations and be built on a permanent foundation. Tiny homes on wheels (THOWs) are restricted to mobile home parks and RV communities and must meet local zoning and setback requirements.

Key requirements:

Fully functional utilities, including sewer, electricity, and water.
A kitchen, bathroom, and bedroom are mandatory.

Shelby County

Shelby County is another welcoming area for tiny house enthusiasts, but regulations differ slightly. Your tiny home must be located on a site smaller than one acre and meet local zoning and safety requirements.

Davidson County

Davidson County permits tiny houses, but the rules are stricter.

Tiny homes are allowed only as Detached Accessory Dwelling Units (DADUs).
They must be located behind existing multi-family structures.
Single-family properties do not qualify for tiny homes.

Tiny House Regulations and Rules in Tennessee

Tennessee has different rules for tiny homes, depending on whether they are permanent, temporary, or transitional structures. Let’s break them down:

Permanent Structure Rules

A tiny home must be attached to a permanent foundation.
The home must meet local building codes and comply with the International Residential Code (IRC) and National Electrical Code.
Minimum floor space: 400 sq ft, excluding lofts.
Rooms must meet specific standards:
- Minimum size of 70 sq ft.
- Bathrooms must include a closet and window.
Ceiling height requirements:
- Living areas: 6’8″.
- Kitchens and bathrooms: 6’4″.

Temporary Structure Rules

Tiny houses used as temporary dwellings, such as THOWs, are subject to unique regulations.

Must adhere to minimum square footage requirements.
Proper zoning and permits are mandatory.
Cannot be converted from structures like sheds, as these do not meet safety standards.

Transitional Structure Rules

Transitional tiny homes bridge the gap between temporary and permanent residences.

Ready-removable buildings, like sheds, are not recognized as legal dwellings.
Sheds may only have electricity for tools and machinery, not for residential use.

Where Can You Build a Tiny House in Tennessee?

Selecting the right location is key to your tiny home journey. Common areas for tiny house placement include:

RV Parks: Ideal for THOWs.
National Parks: Suitable for off-grid tiny homes.
Tiny House Communities: Provide a supportive and like-minded environment.
Private Properties: Require compliance with local zoning laws.

Popular Tiny Home Communities in Tennessee

Tiny Town Estates

Located in Thorn Hill, Tiny Town Estates offers plots starting at $8,000 per acre. They welcome THOWs, yurts, and tiny homes on foundations.

Retreat Tiny House Communities

With locations like Sunset Bluff and Deer Lick Falls, these communities offer amenities such as laundry facilities and entertainment for long-term and short-term residents.

Piney River Resort

This community offers year-round tiny home living just 50 miles from Nashville. Military families receive special discounts as part of the Tents for Troops program.

Why Hire a Certified Builder for Your Tiny Home?

Building a tiny home can be a rewarding DIY project, but hiring a certified builder ensures compliance with Tennessee’s regulations. Certified builders:

Follow RV Industry Association (RVIA) standards.
Simplify insurance and financing processes.
Provide durable and secure construction.

Frequently Asked Questions (FAQ’s)

Can You Live in a Tiny House Full-Time in Tennessee?

Yes, you can use a tiny house as your main residence in Tennessee, but compliance with local regulations is essential. Speak with zoning officials to ensure your home meets inspection and safety standards.

What Is the Minimum Size for a Tiny House in Tennessee?

According to the IRC, a tiny home must be at least 120 sq ft in areas like Knoxville. The land footprint should be no less than 320 sq ft.

Are Tiny Homes Taxed in Tennessee?

Yes, non-movable tiny houses are subject to property taxes. THOWs classified as manufactured homes pay reduced taxes, about half the usual rate.

Conclusion

Living in a tiny house in Tennessee offers a unique lifestyle with freedom and simplicity. While Tennessee is tiny home-friendly, regulations vary by county. Ensure your tiny home complies with local building codes and zoning laws. By working with certified builders and understanding the rules, you can embark on a sustainable and rewarding tiny home journey in the Volunteer State.