Cost to Run a Reptile Heat Lamp / Terrarium 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 (12 hours/day), a reptile heat lamp / terrarium here costs $5.14 per month.
Per hour
1.4¢
at 50–250 W
Per day
$0.17
12 hours/day
Per month
$5.14
36 kWh
Per year
$61.76
438 kWh
By usage level in Iowa
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (6 hrs/day) | 8.5¢ | $2.57 | $30.88 |
| Typical (12 hrs/day) | $0.17 | $5.14 | $61.76 |
| Heavy (24 hrs/day) | $0.34 | $10.29 | $124 |
Iowa vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a reptile heat lamp / terrarium in Iowa?
At Iowa's current average residential rate of 14.1¢/kWh (May 2026), a reptile heat lamp / terrarium with typical usage costs about $0.17 per day, $5.14 per month, or $61.76 per year.
Is running a reptile heat lamp / terrarium in Iowa more expensive than average?
No — it's cheaper. Iowa's rate is about 23% below the U.S. average: $5.14 per month here versus $6.71 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.