Billowatt

Cost to Run a Heat Pump in Delaware

Delaware's average residential electricity rate is 19.4¢/kWh as of May 2026 — the 33rd cheapest in the country, 5% above the U.S. average. At typical usage (8 hours/day), a heat pump here costs $142 per month.

Per hour

$0.58

at 1,000–5,000 W

Per day

$4.66

8 hours/day

Per month

$142

730 kWh

Per year

$1,699

8,760 kWh

By usage level in Delaware

Usage Per day Per month Per year
Light (4 hrs/day) $2.33 $70.77 $850
Typical (8 hrs/day) $4.66 $142 $1,699
Heavy (16 hrs/day) $9.31 $283 $3,399

Delaware vs. the rest of the country

Monthly cost at typical usage.

Delaware $142
South average $122
U.S. average $134

Frequently asked questions

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

At Delaware's current average residential rate of 19.4¢/kWh (May 2026), a heat pump with typical usage costs about $4.66 per day, $142 per month, or $1,699 per year.

Is running a heat pump in Delaware more expensive than average?

Yes. Delaware's electricity costs about 5% more than the U.S. average, so the same usage costs $142 per month here versus $134 nationally.

What does electricity cost in Delaware right now?

Delaware residents pay an average of 19.4¢ per kWh as of May 2026 — the 33rd cheapest rate of the 51 U.S. jurisdictions we track.

Heat Pump costs in nearby states

What else costs to run in Delaware

See the full Delaware electricity cost guide →