Cost to Run a Pool Heater (Heat Pump) 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 (4 hours/day), a pool heater (heat pump) here costs $134 per month.
Per hour
$1.10
at 4,000–11,000 W
Per day
$4.42
4 hours/day
Per month
$134
608 kWh
Per year
$1,613
7,300 kWh
By usage level in Maryland
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $2.21 | $67.18 | $807 |
| Typical (4 hrs/day) | $4.42 | $134 | $1,613 |
| Heavy (8 hrs/day) | $8.84 | $269 | $3,227 |
Maryland vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a pool heater (heat pump) in Maryland?
At Maryland's current average residential rate of 22.1¢/kWh (April 2026), a pool heater (heat pump) with typical usage costs about $4.42 per day, $134 per month, or $1,613 per year.
Is running a pool heater (heat pump) in Maryland more expensive than average?
Yes. Maryland's electricity costs about 18% more than the U.S. average, so the same usage costs $134 per month here versus $114 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.