How much does a desktop computer cost per month in New York?

About $9.97 a month, assuming 200 W, 8 hours a day, 250 days a year at 29.90¢/kWh.

How many kilowatt-hours does a desktop computer use?

Roughly 400 kWh a year under these assumptions, or 0.20 kWh for every hour it runs.

Is that expensive compared with other states?

New York has the 5th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $73.24 a year.

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Cost to run a desktop computer in New York (July 2026 rates)

At 29.90¢ per kilowatt-hour — New York's average residential price in July 2026 — running a desktop computer costs $120 a year. That is 63% more than the national average of $73.24. New York's residential rate is up 14.0% from July 2025, which moves this appliance from $105 to $120 a year.

Per hour: 6.0¢
Per day of use: 47.8¢
Per month: $9.97
Per year: $120

Assumption: 200 W, 8 hours a day, 250 days a year — 400 kWh a year. An office-class tower plus monitor, doing ordinary work. Use the calculator to swap in the numbers from your own model.

How New York compares

New York pays 29.90¢/kWh, the 5th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $46.36 more a year than the typical U.S. household pays for the same use. Running the same desktop computer costs $50.88 a year in Louisiana and $192 in Hawaii, so where you live changes this bill by $141 a year.

State	Rate	Per month	Per year
Rhode Island	28.29¢	$9.43	$113
Alaska	28.83¢	$9.61	$115
New York	29.90¢	$9.97	$120
Massachusetts	30.49¢	$10.16	$122
Maine	32.41¢	$10.80	$130

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

What else costs about the same in New York

Refrigerator$120 a year in NY Air purifier$131 a year in NY Electric oven$99.51 a year in NY

Cutting the number down

Sleep after 15 minutes idle is the default with the largest payoff and the smallest downside.
Screensavers do not save energy; a display running a 3D animation costs more than a blank screen.

Questions

How much does a desktop computer cost per month in New York?: About $9.97 a month, assuming 200 W, 8 hours a day, 250 days a year at 29.90¢/kWh.
How many kilowatt-hours does a desktop computer use?: Roughly 400 kWh a year under these assumptions, or 0.20 kWh for every hour it runs.
Is that expensive compared with other states?: New York has the 5th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $73.24 a year.