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Hot Tub / SpaCost: Purchase Price & Running Cost
A hot tub heater draws 3,000-6,000 watts. The pump runs continuously and adds 500-1,500 watts more. Monthly costs range from $30-$60 depending on usage and climate.
Average Purchase Price
$3,000–$12,000
Portable plug-in to in-ground spa
watts
hrs/day
$/kWh
Daily Cost
$1.92
12.0 kWh
Monthly Cost
$57.60
360.0 kWh
Yearly Cost
$700.80
4380.0 kWh
For perspective...
At $700.80/year, this is a major energy expense — equivalent to a car payment. Strongly consider more efficient alternatives.
Energy-Saving Tips for Your Hot Tub / Spa
- Keep the cover on when not in use — most heat loss is from the surface
- Lower the temperature by 2-3°F when you won't use it for a few days
- A well-insulated hot tub costs significantly less to maintain temperature