Cost to Run a Aquarium in Texas
Texas's average residential electricity rate is 17¢/kWh as of April 2026 — the 28th cheapest in the country, 10% below the U.S. average. At typical usage (24 hours/day (always on)), a aquarium here costs $12.40 per month.
Per hour
1.7¢
at 50–300 W
Per day
$0.41
24 hours/day (always on)
Per month
$12.40
73 kWh
Per year
$149
876 kWh
By usage level in Texas
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.20 | $6.20 | $74.46 |
| Typical (24 hrs/day) | $0.41 | $12.40 | $149 |
| Heavy (24 hrs/day) | $0.82 | $24.81 | $298 |
Texas vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a aquarium in Texas?
At Texas's current average residential rate of 17¢/kWh (April 2026), a aquarium with typical usage costs about $0.41 per day, $12.40 per month, or $149 per year.
Is running a aquarium in Texas more expensive than average?
No — it's cheaper. Texas's rate is about 10% below the U.S. average: $12.40 per month here versus $13.72 nationally.
What does electricity cost in Texas right now?
Texas residents pay an average of 17¢ per kWh as of April 2026 — the 28th cheapest rate of the 51 U.S. jurisdictions we track.