Cost to Run a Aquarium in Massachusetts
Massachusetts's average residential electricity rate is 29.5¢/kWh as of April 2026 — the 47th cheapest in the country, 57% above the U.S. average. At typical usage (24 hours/day (always on)), a aquarium here costs $21.52 per month.
Per hour
2.9¢
at 50–300 W
Per day
$0.71
24 hours/day (always on)
Per month
$21.52
73 kWh
Per year
$258
876 kWh
By usage level in Massachusetts
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.35 | $10.76 | $129 |
| Typical (24 hrs/day) | $0.71 | $21.52 | $258 |
| Heavy (24 hrs/day) | $1.42 | $43.05 | $517 |
Massachusetts vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a aquarium in Massachusetts?
At Massachusetts's current average residential rate of 29.5¢/kWh (April 2026), a aquarium with typical usage costs about $0.71 per day, $21.52 per month, or $258 per year.
Is running a aquarium in Massachusetts more expensive than average?
Yes. Massachusetts's electricity costs about 57% more than the U.S. average, so the same usage costs $21.52 per month here versus $13.72 nationally.
What does electricity cost in Massachusetts right now?
Massachusetts residents pay an average of 29.5¢ per kWh as of April 2026 — the 47th cheapest rate of the 51 U.S. jurisdictions we track.