How much does a laptop cost per month in Rhode Island?

About $2.83 a month, assuming 60 W, 8 hours a day, 250 days a year at 28.29¢/kWh.

How many kilowatt-hours does a laptop use?

Roughly 120 kWh a year under these assumptions, or 0.06 kWh for every hour it runs.

Is that expensive compared with other states?

Rhode Island has the 7th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $21.97 a year.

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Cost to run a laptop in Rhode Island (July 2026 rates)

At 28.29¢ per kilowatt-hour — Rhode Island's average residential price in July 2026 — running a laptop costs $33.95 a year. That is 55% more than the national average of $21.97. Rhode Island's residential rate is up 8.1% from July 2025, which moves this appliance from $31.42 to $33.95 a year.

Per hour: 1.7¢
Per day of use: 13.6¢
Per month: $2.83
Per year: $33.95

Assumption: 60 W, 8 hours a day, 250 days a year — 120 kWh a year. Charging and working. Once the battery is full, draw drops toward 20 to 30 W for light work. Use the calculator to swap in the numbers from your own model.

How Rhode Island compares

Rhode Island pays 28.29¢/kWh, the 7th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $11.98 more a year than the typical U.S. household pays for the same use. Running the same laptop costs $15.26 a year in Louisiana and $57.60 in Hawaii, so where you live changes this bill by $42.34 a year.

State	Rate	Per month	Per year
District of Columbia	25.21¢	$2.52	$30.25
New Hampshire	26.60¢	$2.66	$31.92
Rhode Island	28.29¢	$2.83	$33.95
Alaska	28.83¢	$2.88	$34.60
New York	29.90¢	$2.99	$35.88

States ranked by average residential price, cheapest first. See all 51 states for a laptop.

What else costs about the same in Rhode Island

Air fryer$35.65 a year in RI Box fan$31.83 a year in RI Washing machine$36.78 a year in RI

Cutting the number down

A laptop typically uses a fifth to a tenth of what a comparable desktop does for ordinary work.
The charger left plugged in with no laptop attached draws almost nothing on modern units.

Questions

How much does a laptop cost per month in Rhode Island?: About $2.83 a month, assuming 60 W, 8 hours a day, 250 days a year at 28.29¢/kWh.
How many kilowatt-hours does a laptop use?: Roughly 120 kWh a year under these assumptions, or 0.06 kWh for every hour it runs.
Is that expensive compared with other states?: Rhode Island has the 7th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $21.97 a year.