Cost to Run a Aquarium in Texas
Texas's average residential electricity rate is 16.4¢/kWh as of May 2026 — the 27th cheapest in the country, 11% below the U.S. average. At typical usage (24 hours/day (always on)), a aquarium here costs $11.97 per month.
Per hour
1.6¢
at 50–300 W
Per day
$0.39
24 hours/day (always on)
Per month
$11.97
73 kWh
Per year
$144
876 kWh
By usage level in Texas
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.20 | $5.98 | $71.83 |
| Typical (24 hrs/day) | $0.39 | $11.97 | $144 |
| Heavy (24 hrs/day) | $0.79 | $23.93 | $287 |
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 16.4¢/kWh (May 2026), a aquarium with typical usage costs about $0.39 per day, $11.97 per month, or $144 per year.
Is running a aquarium in Texas more expensive than average?
No — it's cheaper. Texas's rate is about 11% below the U.S. average: $11.97 per month here versus $13.42 nationally.
What does electricity cost in Texas right now?
Texas residents pay an average of 16.4¢ per kWh as of May 2026 — the 27th cheapest rate of the 51 U.S. jurisdictions we track.