Cost to Run a Reptile Heat Lamp / Terrarium in Delaware
Delaware's average residential electricity rate is 18.8¢/kWh as of April 2026 — the 33rd cheapest in the country, 0% above the U.S. average. At typical usage (12 hours/day), a reptile heat lamp / terrarium here costs $6.86 per month.
Per hour
1.9¢
at 50–250 W
Per day
$0.23
12 hours/day
Per month
$6.86
36 kWh
Per year
$82.34
438 kWh
By usage level in Delaware
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (6 hrs/day) | $0.11 | $3.43 | $41.17 |
| Typical (12 hrs/day) | $0.23 | $6.86 | $82.34 |
| Heavy (24 hrs/day) | $0.45 | $13.72 | $165 |
Delaware 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 Delaware?
At Delaware's current average residential rate of 18.8¢/kWh (April 2026), a reptile heat lamp / terrarium with typical usage costs about $0.23 per day, $6.86 per month, or $82.34 per year.
Is running a reptile heat lamp / terrarium in Delaware more expensive than average?
It's almost exactly the U.S. average: $6.86 per month here versus $6.86 nationally.
What does electricity cost in Delaware right now?
Delaware residents pay an average of 18.8¢ per kWh as of April 2026 — the 33rd cheapest rate of the 51 U.S. jurisdictions we track.