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Cost to run a gaming pc in Maryland
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$0.09/hour
Gaming PC at 400 W in Maryland (21.40¢/kWh) · $10.41/month at 4 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.09 | $2.60 | $31.24 |
| 2 h/day | $0.17 | $5.20 | $62.49 |
| 4 h/day | $0.34 | $10.41 | $124.98 |
| 8 h/day | $0.68 | $20.82 | $249.95 |
| 12 h/day | $1.03 | $31.23 | $374.93 |
| 24 h/day | $2.05 | $62.45 | $749.86 |
A gaming PC under load often draws 300-600 W at the wall, less when idle.
Same appliance, nearby states
FAQ
How much does it cost to run a gaming pc in Maryland?
At 400 W and 21.40¢/kWh: $0.09 per hour, $0.34 per day and $10.41 per month at 4 h/day.
How does Maryland compare with other states?
The same use costs $6.19/month in Nevada (cheapest) and $22.95/month in Hawaii (most expensive); the US average is $8.83.
Price: EIA Electric Power Monthly, Table 5.6.A (residential, August 2026 preliminary; released October 23, 2026).
Gaming PC cost calculator · Electricity cost in Maryland
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