Cost to Run a Reptile Heat Lamp / Terrarium in Massachusetts
Massachusetts's average residential electricity rate is 30.5¢/kWh as of July 2026 — the 48th cheapest in the country, 67% above the U.S. average. At typical usage (12 hours/day), a reptile heat lamp / terrarium here costs $11.13 per month.
Per hour
3.0¢
at 50–250 W
Per day
$0.37
12 hours/day
Per month
$11.13
36 kWh
Per year
$134
438 kWh
By usage level in Massachusetts
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (6 hrs/day) | $0.18 | $5.56 | $66.80 |
| Typical (12 hrs/day) | $0.37 | $11.13 | $134 |
| Heavy (24 hrs/day) | $0.73 | $22.25 | $267 |
Massachusetts 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 Massachusetts?
At Massachusetts's current average residential rate of 30.5¢/kWh (July 2026), a reptile heat lamp / terrarium with typical usage costs about $0.37 per day, $11.13 per month, or $134 per year.
Is running a reptile heat lamp / terrarium in Massachusetts more expensive than average?
Yes. Massachusetts's electricity costs about 67% more than the U.S. average, so the same usage costs $11.13 per month here versus $6.68 nationally.
What does electricity cost in Massachusetts right now?
Massachusetts residents pay an average of 30.5¢ per kWh as of July 2026 — the 48th cheapest rate of the 51 U.S. jurisdictions we track.