Cost to Run a Electric Water 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 (2.9 hours/day), a electric water heater here costs $84.90 per month.
Per hour
$0.96
at 3,500–5,500 W
Per day
$2.79
2.9 hours/day
Per month
$84.90
397 kWh
Per year
$1,019
4,763 kWh
By usage level in Maryland
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.45 hrs/day) | $1.40 | $42.45 | $510 |
| Typical (2.9 hrs/day) | $2.79 | $84.90 | $1,019 |
| Heavy (5.8 hrs/day) | $5.59 | $170 | $2,039 |
Maryland vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a electric water heater in Maryland?
At Maryland's current average residential rate of 21.4¢/kWh (July 2026), a electric water heater with typical usage costs about $2.79 per day, $84.90 per month, or $1,019 per year.
Is running a electric water 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 $84.90 per month here versus $72.60 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.