Cost to Run a 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 (8 hours/day), a heat pump here costs $140 per month.
Per hour
$0.58
at 1,000–5,000 W
Per day
$4.61
8 hours/day
Per month
$140
730 kWh
Per year
$1,682
8,760 kWh
By usage level in Illinois
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $2.30 | $70.04 | $841 |
| Typical (8 hrs/day) | $4.61 | $140 | $1,682 |
| Heavy (16 hrs/day) | $9.22 | $280 | $3,364 |
Illinois vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a heat pump in Illinois?
At Illinois's current average residential rate of 19.2¢/kWh (July 2026), a heat pump with typical usage costs about $4.61 per day, $140 per month, or $1,682 per year.
Is running a 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 $140 per month here versus $134 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.