Cost to Run a Air Purifier 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 (24 hours/day (always on)), a air purifier here costs $4.67 per month.
Per hour
0.6¢
at 20–100 W
Per day
$0.15
24 hours/day (always on)
Per month
$4.67
29 kWh
Per year
$56.06
350 kWh
By usage level in Iowa
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | 7.7¢ | $2.33 | $28.03 |
| Typical (24 hrs/day) | $0.15 | $4.67 | $56.06 |
| Heavy (24 hrs/day) | $0.31 | $9.34 | $112 |
Iowa vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a air purifier in Iowa?
At Iowa's current average residential rate of 16¢/kWh (July 2026), a air purifier with typical usage costs about $0.15 per day, $4.67 per month, or $56.06 per year.
Is running a air purifier in Iowa more expensive than average?
No — it's cheaper. Iowa's rate is about 13% below the U.S. average: $4.67 per month here versus $5.34 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.