What a hot tub heater costs to run, by state
Keeping the water hot across a year, which is most of what a hot tub costs.
Figures cover homes with an electrically heated hot tub. Each is the difference a hot tub heater makes to a year’s bill on the cheapest and dearest published plan in that state, not a rate multiplied by a wattage.
Pilot data. 450 tariffs from 45 utilities, retrieved September 2, 2026. This is a sample, not national coverage — a utility missing here is one that has not been indexed yet.
| State | Used per year | Cheapest plan | Dearest plan |
|---|---|---|---|
| New York | 1,351 kWh | $46.94 | $586.47 |
| Washington | 1,882 kWh | $98.64 | $286.68 |
| Florida | 1,215 kWh | $159.48 | $194.41 |
| California | 1,296 kWh | $200.04 | $671.68 |
| Oregon | 2,065 kWh | $232.96 | $394.56 |