How much does a gaming PC cost per month in Minnesota?

About $8.49 a month, assuming 400 W, 4 hours a day, 365 days a year at 17.45¢/kWh.

How many kilowatt-hours does a gaming PC use?

Roughly 584 kWh a year under these assumptions, or 0.40 kWh for every hour it runs.

Is that expensive compared with other states?

Minnesota has the 21st most expensive average residential rate in the country, so this appliance costs less here than the U.S. average of $107 a year.

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Cost to run a gaming PC in Minnesota (July 2026 rates)

At 17.45¢ per kilowatt-hour — Minnesota's average residential price in July 2026 — running a gaming PC costs $102 a year. That is 5% less than the national average of $107. Minnesota's residential rate is up 3.1% from July 2025, which moves this appliance from $98.81 to $102 a year.

Per hour: 7.0¢
Per day of use: 27.9¢
Per month: $8.49
Per year: $102

Assumption: 400 W, 4 hours a day, 365 days a year — 584 kWh a year. Under load with a mid-to-high-end GPU. Idling at the desktop is closer to 80 W, and the monitor is on top of this. Use the calculator to swap in the numbers from your own model.

How Minnesota compares

Minnesota pays 17.45¢/kWh, the 21st most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $5.02 less a year than the typical U.S. household pays for the same use. Running the same gaming PC costs $74.28 a year in Louisiana and $280 in Hawaii, so where you live changes this bill by $206 a year.

State	Rate	Per month	Per year
Indiana	16.73¢	$8.14	$97.70
Colorado	17.00¢	$8.27	$99.28
Minnesota	17.45¢	$8.49	$102
Virginia	17.55¢	$8.54	$102
Delaware	18.48¢	$8.99	$108

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

What else costs about the same in Minnesota

Aquarium$103 a year in MN Well pump$95.54 a year in MN Dehumidifier$94.23 a year in MN

Cutting the number down

Capping frame rate to the monitor's refresh rate cuts GPU draw substantially with no visible difference.
Sleep rather than idle: a machine left at the desktop overnight can use more in a year than the gaming itself.
Undervolting a modern GPU typically trims power meaningfully at near-identical performance.

Questions

How much does a gaming PC cost per month in Minnesota?: About $8.49 a month, assuming 400 W, 4 hours a day, 365 days a year at 17.45¢/kWh.
How many kilowatt-hours does a gaming PC use?: Roughly 584 kWh a year under these assumptions, or 0.40 kWh for every hour it runs.
Is that expensive compared with other states?: Minnesota has the 21st most expensive average residential rate in the country, so this appliance costs less here than the U.S. average of $107 a year.