Cost to Run a Aquarium in Idaho
Idaho's average residential electricity rate is 13.7¢/kWh as of July 2026 — the 5th cheapest in the country, 25% below the U.S. average. At typical usage (24 hours/day (always on)), a aquarium here costs $10.00 per month.
Per hour
1.4¢
at 50–300 W
Per day
$0.33
24 hours/day (always on)
Per month
$10.00
73 kWh
Per year
$120
876 kWh
By usage level in Idaho
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.16 | $5.00 | $60.01 |
| Typical (24 hrs/day) | $0.33 | $10.00 | $120 |
| Heavy (24 hrs/day) | $0.66 | $19.99 | $240 |
Idaho vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a aquarium in Idaho?
At Idaho's current average residential rate of 13.7¢/kWh (July 2026), a aquarium with typical usage costs about $0.33 per day, $10.00 per month, or $120 per year.
Is running a aquarium in Idaho more expensive than average?
No — it's cheaper. Idaho's rate is about 25% below the U.S. average: $10.00 per month here versus $13.35 nationally.
What does electricity cost in Idaho right now?
Idaho residents pay an average of 13.7¢ per kWh as of July 2026 — the 5th cheapest rate of the 51 U.S. jurisdictions we track.