Billowatt

Cost to Run a Laptop 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 (6 hours/day), a laptop here costs $2.42 per month.

Per hour

1.3¢

at 30–100 W

Per day

8.0¢

6 hours/day

Per month

$2.42

11 kWh

Per year

$29.04

131 kWh

By usage level in Maryland

Usage Per day Per month Per year
Light (3 hrs/day) 4.0¢ $1.21 $14.52
Typical (6 hrs/day) 8.0¢ $2.42 $29.04
Heavy (12 hrs/day) $0.16 $4.84 $58.08

Maryland vs. the rest of the country

Monthly cost at typical usage.

Maryland $2.42
South average $1.85
U.S. average $2.06

Frequently asked questions

How much does it cost to run a laptop in Maryland?

At Maryland's current average residential rate of 22.1¢/kWh (April 2026), a laptop with typical usage costs about 8.0¢ per day, $2.42 per month, or $29.04 per year.

Is running a laptop in Maryland more expensive than average?

Yes. Maryland's electricity costs about 18% more than the U.S. average, so the same usage costs $2.42 per month here versus $2.06 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.

Laptop costs in nearby states

What else costs to run in Maryland

See the full Maryland electricity cost guide →