Billowatt

Cost to Run a Heat Pump in California

California's average residential electricity rate is 33.3¢/kWh as of May 2026 — the 50th cheapest in the country, 81% above the U.S. average. At typical usage (8 hours/day), a heat pump here costs $243 per month.

Per hour

$1.00

at 1,000–5,000 W

Per day

$7.99

8 hours/day

Per month

$243

730 kWh

Per year

$2,917

8,760 kWh

By usage level in California

Usage Per day Per month Per year
Light (4 hrs/day) $4.00 $121 $1,459
Typical (8 hrs/day) $7.99 $243 $2,917
Heavy (16 hrs/day) $15.98 $486 $5,834

California vs. the rest of the country

Monthly cost at typical usage.

California $243
West average $145
U.S. average $134

Frequently asked questions

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

At California's current average residential rate of 33.3¢/kWh (May 2026), a heat pump with typical usage costs about $7.99 per day, $243 per month, or $2,917 per year.

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

Yes. California's electricity costs about 81% more than the U.S. average, so the same usage costs $243 per month here versus $134 nationally.

What does electricity cost in California right now?

California residents pay an average of 33.3¢ per kWh as of May 2026 — the 50th cheapest rate of the 51 U.S. jurisdictions we track.

Heat Pump costs in nearby states

What else costs to run in California

See the full California electricity cost guide →