Building a backyard hot tub on a budget might sound like a far-fetched dream, but it is more achievable than you think. From repurposing unexpected items to clever DIY heating systems, these affordable ideas will have you soaking under the stars without draining your wallet. Let’s soak up some inspiration and get your budget-friendly hot tub bubbling.
1. DIY Stock Tank Hot Tub
A galvanized stock tank can become a rustic and affordable hot tub with a simple heater installation. Stock tanks are sturdy, easy to find, and surprisingly charming. Add a small pump, a heater, and some creativity, and you will have a cozy hot tub that screams “country chic” without the hefty price tag.
2. Wooden Barrel Hot Tub
A large wooden barrel or wine barrel makes a charming hot tub that feels straight out of a vineyard retreat. Barrels are naturally insulated and can hold heat well. Toss in a heating element, fill it up, and you have got yourself a backyard spa that is both rustic and ridiculously Instagrammable.
3. Inflatable Hot Tub
An inflatable hot tub is a wallet-friendly solution that is easy to set up and take down. These budget-friendly tubs come with built-in pumps and heaters. They are perfect for renters or those who want a temporary soak without committing to a permanent structure or a permanent dent in their bank account.
These are my 3 favorite:
LARGEST SIZE: Bestway SaluSpa Grenada AirJet 6 to 8 Person Inflatable Hot Tub
BEST DEAL: Bestway SaluSpa Inflatable Hottub 4 Person
MID-RANGE: Coleman SaluSpa Hawaii 4-6 Person Inflatable Hot Tub
4. Solar-Powered Hot Tub
Solar panels can keep your DIY hot tub warm while saving on energy costs. Set up a basic solar heating system, and let the sun do the hard work. It is an eco-friendly option that will make your electric bill breathe a sigh of relief. Plus, nothing beats free heat from nature itself.
5. Recycled Bathtub Hot Tub
An old bathtub can be transformed into a backyard hot tub with a pump and heating system. It is the ultimate upcycling project. Imagine soaking in a vintage clawfoot tub under the open sky. It is budget-friendly, eco-conscious, and might just make your neighbors jealous.
6. Propane Water Heater System
A propane water heater system is a cost-effective way to keep your DIY hot tub warm. Hook up a small propane heater and a pump, and you have got reliable heating on a budget. It is quick, efficient, and ideal for those who want hot water without the wait or the electric bill.
7. Firewood Heated Hot Tub
A wood-fired stove can heat your hot tub without electricity, making it a budget-friendly option. Build or buy a small wood stove, connect it to your tub with heat-safe pipes, and let the fire do the rest. It is cozy, off-grid, and perfect for chilly nights under the stars.
8. Upcycled Water Tank Hot Tub
An old water storage tank can be transformed into a functional and inexpensive hot tub. Cut it to size, clean it thoroughly, and add a heating system. It is a creative way to reuse materials and get a spacious hot tub without the hefty price tag. Bonus points if you keep the industrial look.
9. Hot Tub With Tarp Liner
A wooden frame lined with a durable tarp makes for a low-cost DIY hot tub. The tarp acts as a waterproof liner, while the wooden frame provides support. Add a heater, fill it up, and you have got an affordable hot tub that is simple to build and easy to maintain.
10. Converted Livestock Trough Hot Tub
A livestock trough with a basic heating system creates a farm-style, budget hot tub. Troughs are built to hold water and withstand the elements, making them perfect for outdoor use. Add a heater, and you will have a charming hot tub that feels rustic and refreshingly simple.
11. Insulated Foam Board Hot Tub
Foam board insulation helps keep your DIY hot tub warm without cranking up the heater. Build a frame, line it with foam boards, and you will have a well-insulated hot tub that stays warm longer. It is a budget-friendly trick that saves on heating costs and keeps you cozy for hours.
12. Concrete Hot Tub Build
Pouring a concrete hot tub is an affordable way to create a permanent backyard spa. Concrete is durable, customizable, and surprisingly cost-effective. Mold it to your desired shape, add waterproofing, and install a heating system. It is a bit of work, but the results are worth every penny.
13. Recycled Plastic Barrel Hot Tub
Large plastic barrels can be repurposed into a DIY hot tub with minimal effort. Cut them to size, clean them out, and add a heating system. Plastic barrels are lightweight, durable, and cheap, making them perfect for a budget-friendly backyard soak.
14. Old Boat Hot Tub
A small, unused boat can be converted into a quirky and budget-friendly hot tub. Clean it, seal any leaks, and add a heating element. It is an eye-catching option that adds a fun nautical twist to your backyard. Just be prepared for friends asking if they need life jackets.
15. Plastic Tank Hot Tub
Large plastic storage tanks are durable, affordable, and perfect for a DIY hot tub project. Cut and modify a plastic tank to fit your space, add a heater, and fill it up. It is a simple, no-fuss solution that gives you all the benefits of a hot tub without the high price.
Jamie is the founder of The Backyard Pros. When he was 15 years old he started working at a garden centre helping people buy plants, gardening products, and lawn care products. He has real estate experience and he is a home owner. Jamie loves backyard projects, refinishing furniture, and enjoys sharing his knowledge online.