Cost to Run a Garage Heater in Iowa
Iowa's average residential electricity rate is 16¢/kWh as of July 2026 — the 23rd cheapest in the country, 13% below the U.S. average. At typical usage (3 hours/day), a garage heater here costs $72.96 per month.
Per hour
$0.80
at 2,400–7,500 W
Per day
$2.40
3 hours/day
Per month
$72.96
456 kWh
Per year
$876
5,475 kWh
By usage level in Iowa
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.5 hrs/day) | $1.20 | $36.48 | $438 |
| Typical (3 hrs/day) | $2.40 | $72.96 | $876 |
| Heavy (6 hrs/day) | $4.80 | $146 | $1,752 |
Iowa vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a garage heater in Iowa?
At Iowa's current average residential rate of 16¢/kWh (July 2026), a garage heater with typical usage costs about $2.40 per day, $72.96 per month, or $876 per year.
Is running a garage heater in Iowa more expensive than average?
No — it's cheaper. Iowa's rate is about 13% below the U.S. average: $72.96 per month here versus $83.45 nationally.
What does electricity cost in Iowa right now?
Iowa residents pay an average of 16¢ per kWh as of July 2026 — the 23rd cheapest rate of the 51 U.S. jurisdictions we track.