Billowatt

Cost to Run a Heat Pump in Maryland

Maryland's average residential electricity rate is 21.8¢/kWh as of May 2026 — the 37th cheapest in the country, 18% above the U.S. average. At typical usage (8 hours/day), a heat pump here costs $159 per month.

Per hour

$0.65

at 1,000–5,000 W

Per day

$5.23

8 hours/day

Per month

$159

730 kWh

Per year

$1,910

8,760 kWh

By usage level in Maryland

Usage Per day Per month Per year
Light (4 hrs/day) $2.62 $79.53 $955
Typical (8 hrs/day) $5.23 $159 $1,910
Heavy (16 hrs/day) $10.46 $318 $3,819

Maryland vs. the rest of the country

Monthly cost at typical usage.

Maryland $159
South average $122
U.S. average $134

Frequently asked questions

How much does it cost to run a heat pump in Maryland?

At Maryland's current average residential rate of 21.8¢/kWh (May 2026), a heat pump with typical usage costs about $5.23 per day, $159 per month, or $1,910 per year.

Is running a 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 $159 per month here versus $134 nationally.

What does electricity cost in Maryland right now?

Maryland residents pay an average of 21.8¢ per kWh as of May 2026 — the 37th cheapest rate of the 51 U.S. jurisdictions we track.

Heat Pump costs in nearby states

What else costs to run in Maryland

See the full Maryland electricity cost guide →