Cost to Run a Baseboard Heater in Illinois
Illinois's average residential electricity rate is 23.9¢/kWh as of May 2026 — the 40th cheapest in the country, 30% above the U.S. average. At typical usage (8 hours/day), a baseboard heater here costs $87.19 per month.
Per hour
$0.36
at 500–2,500 W
Per day
$2.87
8 hours/day
Per month
$87.19
365 kWh
Per year
$1,047
4,380 kWh
By usage level in Illinois
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $1.43 | $43.59 | $523 |
| Typical (8 hrs/day) | $2.87 | $87.19 | $1,047 |
| Heavy (16 hrs/day) | $5.74 | $174 | $2,094 |
Illinois vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a baseboard heater in Illinois?
At Illinois's current average residential rate of 23.9¢/kWh (May 2026), a baseboard heater with typical usage costs about $2.87 per day, $87.19 per month, or $1,047 per year.
Is running a baseboard heater in Illinois more expensive than average?
Yes. Illinois's electricity costs about 30% more than the U.S. average, so the same usage costs $87.19 per month here versus $67.12 nationally.
What does electricity cost in Illinois right now?
Illinois residents pay an average of 23.9¢ per kWh as of May 2026 — the 40th cheapest rate of the 51 U.S. jurisdictions we track.