Cost to Run a Ductless Mini-Split 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 (8 hours/day), a ductless mini-split here costs $41.64 per month.
Per hour
$0.17
at 400–2,000 W
Per day
$1.37
8 hours/day
Per month
$41.64
195 kWh
Per year
$500
2,336 kWh
By usage level in Maryland
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.68 | $20.82 | $250 |
| Typical (8 hrs/day) | $1.37 | $41.64 | $500 |
| Heavy (16 hrs/day) | $2.74 | $83.27 | $1,000 |
Maryland vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a ductless mini-split in Maryland?
At Maryland's current average residential rate of 21.4¢/kWh (July 2026), a ductless mini-split with typical usage costs about $1.37 per day, $41.64 per month, or $500 per year.
Is running a ductless mini-split in Maryland more expensive than average?
Yes. Maryland's electricity costs about 17% more than the U.S. average, so the same usage costs $41.64 per month here versus $35.60 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.