Cost to Run a Reptile Heat Lamp / Terrarium in Maryland
Maryland's average residential electricity rate is 22.1¢/kWh as of April 2026 — the 39th cheapest in the country, 18% above the U.S. average. At typical usage (12 hours/day), a reptile heat lamp / terrarium here costs $8.06 per month.
Per hour
2.2¢
at 50–250 W
Per day
$0.27
12 hours/day
Per month
$8.06
36 kWh
Per year
$96.80
438 kWh
By usage level in Maryland
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (6 hrs/day) | $0.13 | $4.03 | $48.40 |
| Typical (12 hrs/day) | $0.27 | $8.06 | $96.80 |
| Heavy (24 hrs/day) | $0.53 | $16.12 | $194 |
Maryland 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 Maryland?
At Maryland's current average residential rate of 22.1¢/kWh (April 2026), a reptile heat lamp / terrarium with typical usage costs about $0.27 per day, $8.06 per month, or $96.80 per year.
Is running a reptile heat lamp / terrarium in Maryland more expensive than average?
Yes. Maryland's electricity costs about 18% more than the U.S. average, so the same usage costs $8.06 per month here versus $6.86 nationally.
What does electricity cost in Maryland right now?
Maryland residents pay an average of 22.1¢ per kWh as of April 2026 — the 39th cheapest rate of the 51 U.S. jurisdictions we track.