One of the most common questions people ask when considering a hot tub is how much it will cost to run. The good news is that modern hot tubs are designed to be energy-efficient, meaning running costs are often lower than many people expect.
Average Running Costs
On average, a well-insulated hot tub in the UK costs between £1 and £2 per day to run, depending on several factors such as usage, insulation quality, and electricity prices.
Monthly costs typically range between £30 and £60, making hot tub ownership more affordable than many people assume.
Factors That Affect Running Costs
Several factors influence how much energy your hot tub will use.
Insulation Quality
Spas with high-quality insulation retain heat more effectively, meaning the heater does not need to work as hard to maintain the water temperature.
Outdoor Temperature
Hot tubs used during colder months require more energy to maintain heat, although good insulation significantly reduces this impact.
Usage Frequency
The more often you use your spa, the more energy it will consume. However, modern spas are designed to maintain temperature efficiently even with regular use.
Spa Cover Quality
A well-fitting insulated cover helps prevent heat from escaping when the spa is not in use, reducing energy consumption.
Tips to Reduce Running Costs
There are several ways to keep operating costs low while still enjoying your spa.
- Keep the spa covered when not in use
- Maintain proper water chemistry
- Use energy-efficient filtration settings
- Choose a spa with high-quality insulation
Long-Term Value
While hot tubs do require electricity to operate, the relaxation, wellness, and lifestyle benefits they provide often outweigh the cost. Many owners find that their spa becomes one of the most used and enjoyed features of their home.
At My Spas Direct, we supply hot tubs designed with energy efficiency in mind. Advanced insulation systems and efficient heating technology help ensure our spas remain economical to run throughout the year.

