Cost to Run a Dehumidifier in Maryland
Maryland's average residential electricity rate is 22.1¢/kWh as of April 2026 — the 39th cheapest in the country, 18% above the U.S. average. At typical usage (10 hours/day), a dehumidifier here costs $33.59 per month.
Per hour
$0.11
at 300–700 W
Per day
$1.10
10 hours/day
Per month
$33.59
152 kWh
Per year
$403
1,825 kWh
By usage level in Maryland
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | $0.55 | $16.80 | $202 |
| Typical (10 hrs/day) | $1.10 | $33.59 | $403 |
| Heavy (20 hrs/day) | $2.21 | $67.18 | $807 |
Maryland vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a dehumidifier in Maryland?
At Maryland's current average residential rate of 22.1¢/kWh (April 2026), a dehumidifier with typical usage costs about $1.10 per day, $33.59 per month, or $403 per year.
Is running a dehumidifier in Maryland more expensive than average?
Yes. Maryland's electricity costs about 18% more than the U.S. average, so the same usage costs $33.59 per month here versus $28.58 nationally.
What does electricity cost in Maryland right now?
Maryland residents pay an average of 22.1¢ per kWh as of April 2026 — the 39th cheapest rate of the 51 U.S. jurisdictions we track.