Billowatt

Cost to Run a Pool Heater (Heat Pump) in Tennessee

Tennessee's average residential electricity rate is 14.9¢/kWh as of April 2026 — the 15th cheapest in the country, 21% below the U.S. average. At typical usage (4 hours/day), a pool heater (heat pump) here costs $90.59 per month.

Per hour

$0.74

at 4,000–11,000 W

Per day

$2.98

4 hours/day

Per month

$90.59

608 kWh

Per year

$1,088

7,300 kWh

By usage level in Tennessee

Usage Per day Per month Per year
Light (2 hrs/day) $1.49 $45.30 $544
Typical (4 hrs/day) $2.98 $90.59 $1,088
Heavy (8 hrs/day) $5.96 $181 $2,175

Tennessee vs. the rest of the country

Monthly cost at typical usage.

Tennessee $90.59
South average $103
U.S. average $114

Frequently asked questions

How much does it cost to run a pool heater (heat pump) in Tennessee?

At Tennessee's current average residential rate of 14.9¢/kWh (April 2026), a pool heater (heat pump) with typical usage costs about $2.98 per day, $90.59 per month, or $1,088 per year.

Is running a pool heater (heat pump) in Tennessee more expensive than average?

No — it's cheaper. Tennessee's rate is about 21% below the U.S. average: $90.59 per month here versus $114 nationally.

What does electricity cost in Tennessee right now?

Tennessee residents pay an average of 14.9¢ per kWh as of April 2026 — the 15th cheapest rate of the 51 U.S. jurisdictions we track.

Pool Heater (Heat Pump) costs in nearby states

What else costs to run in Tennessee

See the full Tennessee electricity cost guide →