Cost to Run a Pool Heater (Heat Pump) in Illinois
Illinois's average residential electricity rate is 19.2¢/kWh as of July 2026 — the 35th cheapest in the country, 5% above the U.S. average. At typical usage (4 hours/day), a pool heater (heat pump) here costs $117 per month.
Per hour
$0.96
at 4,000–11,000 W
Per day
$3.84
4 hours/day
Per month
$117
608 kWh
Per year
$1,402
7,300 kWh
By usage level in Illinois
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $1.92 | $58.37 | $701 |
| Typical (4 hrs/day) | $3.84 | $117 | $1,402 |
| Heavy (8 hrs/day) | $7.68 | $233 | $2,803 |
Illinois vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a pool heater (heat pump) in Illinois?
At Illinois's current average residential rate of 19.2¢/kWh (July 2026), a pool heater (heat pump) with typical usage costs about $3.84 per day, $117 per month, or $1,402 per year.
Is running a pool heater (heat pump) in Illinois more expensive than average?
Yes. Illinois's electricity costs about 5% more than the U.S. average, so the same usage costs $117 per month here versus $111 nationally.
What does electricity cost in Illinois right now?
Illinois residents pay an average of 19.2¢ per kWh as of July 2026 — the 35th cheapest rate of the 51 U.S. jurisdictions we track.