Cost to Run a Garage Heater in California
California's average residential electricity rate is 35.3¢/kWh as of April 2026 — the 50th cheapest in the country, 88% above the U.S. average. At typical usage (3 hours/day), a garage heater here costs $161 per month.
Per hour
$1.76
at 2,400–7,500 W
Per day
$5.29
3 hours/day
Per month
$161
456 kWh
Per year
$1,933
5,475 kWh
By usage level in California
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.5 hrs/day) | $2.65 | $80.48 | $966 |
| Typical (3 hrs/day) | $5.29 | $161 | $1,933 |
| Heavy (6 hrs/day) | $10.59 | $322 | $3,865 |
California vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a garage heater in California?
At California's current average residential rate of 35.3¢/kWh (April 2026), a garage heater with typical usage costs about $5.29 per day, $161 per month, or $1,933 per year.
Is running a garage heater in California more expensive than average?
Yes. California's electricity costs about 88% more than the U.S. average, so the same usage costs $161 per month here versus $85.73 nationally.
What does electricity cost in California right now?
California residents pay an average of 35.3¢ per kWh as of April 2026 — the 50th cheapest rate of the 51 U.S. jurisdictions we track.