Cost to Run a Garage Heater in Maryland
Maryland's average residential electricity rate is 21.4¢/kWh as of July 2026 — the 37th cheapest in the country, 17% above the U.S. average. At typical usage (3 hours/day), a garage heater here costs $97.58 per month.
Per hour
$1.07
at 2,400–7,500 W
Per day
$3.21
3 hours/day
Per month
$97.58
456 kWh
Per year
$1,172
5,475 kWh
By usage level in Maryland
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.5 hrs/day) | $1.60 | $48.79 | $586 |
| Typical (3 hrs/day) | $3.21 | $97.58 | $1,172 |
| Heavy (6 hrs/day) | $6.42 | $195 | $2,343 |
Maryland 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 Maryland?
At Maryland's current average residential rate of 21.4¢/kWh (July 2026), a garage heater with typical usage costs about $3.21 per day, $97.58 per month, or $1,172 per year.
Is running a garage heater in Maryland more expensive than average?
Yes. Maryland's electricity costs about 17% more than the U.S. average, so the same usage costs $97.58 per month here versus $83.45 nationally.
What does electricity cost in Maryland right now?
Maryland residents pay an average of 21.4¢ per kWh as of July 2026 — the 37th cheapest rate of the 51 U.S. jurisdictions we track.