Cost to Run a Air Purifier in Iowa
Iowa's average residential electricity rate is 14.1¢/kWh as of May 2026 — the 8th cheapest in the country, 23% below the U.S. average. At typical usage (24 hours/day (always on)), a air purifier here costs $4.11 per month.
Per hour
0.6¢
at 20–100 W
Per day
$0.14
24 hours/day (always on)
Per month
$4.11
29 kWh
Per year
$49.41
350 kWh
By usage level in Iowa
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | 6.8¢ | $2.06 | $24.70 |
| Typical (24 hrs/day) | $0.14 | $4.11 | $49.41 |
| Heavy (24 hrs/day) | $0.27 | $8.23 | $98.81 |
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 14.1¢/kWh (May 2026), a air purifier with typical usage costs about $0.14 per day, $4.11 per month, or $49.41 per year.
Is running a air purifier in Iowa more expensive than average?
No — it's cheaper. Iowa's rate is about 23% below the U.S. average: $4.11 per month here versus $5.37 nationally.
What does electricity cost in Iowa right now?
Iowa residents pay an average of 14.1¢ per kWh as of May 2026 — the 8th cheapest rate of the 51 U.S. jurisdictions we track.