WattClear

What a hot tub heater costs to run in Florida

Florida homes use 1,215 kWh a year on a hot tub heater. Priced on top of the rest of the bill, that costs $159.48 to $194.41 a year across 5 published Florida plans — a $34.93 gap. Checked September 2, 2026.

Every priced plan, average

Annual cost of each published plan, average, cheapest first
PlanPer yearvs cheapestEffective
RSD Residential Smartsavings Experimentaltiered · demand charge · experimental$61.46−$98.025.5¢
GS-1 (General Service Non Demand and Non Metered)flat rate · a general-service class$153.72−$5.7613.3¢
RS Residential Electric✓ cheapesttiered$159.4813.3¢
RS-1 Residential Servicetiered$173.16+$13.6813.4¢
RTR-1 Residential Service TOUtime-of-use · tiered$194.41+$34.9316.9¢

Cost across usage levels

The cheapest plan at each consumption level, showing whether the ranking holds as usage changes.

  • Lighter use — cheapest $34.92 (RS Residential Electric), dearest $42.62, a $7.70 spread
  • Average — cheapest $159.48 (RS Residential Electric), dearest $194.41, a $34.93 spread
  • Heavier use — cheapest $240.48 (RS Residential Electric), dearest $293.00, a $52.52 spread

What a hot tub heater costs here

Across 5 plans priced in Florida, a hot tub heater adds $159.48 to $194.41 a year — $13.29 to $16.20 a month. The median plan puts a hot tub heater at $173.16 a year.

Cheapest for a hot tub heater: RS Residential Electric, Jacksonville Electric Authority. Dearest: RTR-1 Residential Service TOU, Florida Power & Light Co..

Those 1,215 kWh are billed at 13.1¢–16.0¢, against a 13.4¢ whole-bill average on the median plan: they land in the last tier the household reaches, so the average rate understates them by up to 2.6¢ per kWh.

What Florida homes use

EIA's 2020 residential survey found 1,215 kWh a year across 37 sampled homes that run one, 18% under the national 1,479 kWh. The middle half spans 266 kWh to 1,831 kWh, so a hot tub heater varies by 1,565 kWh between one household and another.

Keeping the water hot across a year, which is most of what a hot tub costs. That average covers homes with an electrically heated hot tub — 5% of homes here.

That makes a hot tub heater about 9% of the electricity a Florida home uses. The remaining 12,775 kWh is what a hot tub heater is billed on top of, and on a tiered or time-of-use plan that is what sets the rate it meets.

By provider

On each Florida provider's cheapest plan: Jacksonville Electric Authority, $159.48; Florida Power & Light Co., $173.16.

Florida Power & Light Co. charges $13.68 a year more than Jacksonville Electric Authority on RS Residential Electric for the same 1,215 kWh.

Light and heavy use of a hot tub heater

A household in the lighter quarter runs a hot tub heater for 266 kWh a year and pays $34.92 on the cheapest plan. One in the heavier quarter runs it for 1,831 kWh and pays $240.48 — $205.56 more for a hot tub heater on the same tariff.

Limits

A 2020 survey average for Florida, not a measurement of any one home, priced against the 5 Florida tariffs WattClear has ingested — not every plan sold there.

New to these terms? The methodology page explains tiered bands, time-of-use periods and fixed charges, and sets out exactly what the rate engine assumes.

Estimate — your actual bill may differ.

Tariff structures from NREL/OpenEI Utility Rate Database (CC0 1.0), retrieved September 2, 2026.

Location resolved through the US Census Bureau Geocoder (Public domain) at 30.3322, -81.6557.