Cost to run a laptop in Mississippi (June 2026 rates)
At 14.88¢ per kilowatt-hour — Mississippi's average residential price in June 2026 — running a laptop costs $17.86 a year. That is 19% less than the national average of $22.01. Mississippi's residential rate is up 5.8% from June 2025, which moves this appliance from $16.88 to $17.86 a year.
- Per hour
- 0.9¢
- Per day of use
- 7.1¢
- Per month
- $1.49
- Per year
- $17.86
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 Mississippi compares
Mississippi pays 14.88¢/kWh, the 12th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $4.15 less a year than the typical U.S. household pays for the same use. Running the same laptop costs $15.73 a year in Nevada and $63.26 in Hawaii, so where you live changes this bill by $47.53 a year.
| State | Rate | Per month | Per year |
|---|---|---|---|
| Idaho | 14.37¢ | $1.44 | $17.24 |
| North Carolina | 14.74¢ | $1.47 | $17.69 |
| Mississippi | 14.88¢ | $1.49 | $17.86 |
| Washington | 14.91¢ | $1.49 | $17.89 |
| New Mexico | 15.06¢ | $1.51 | $18.07 |
States ranked by average residential price, cheapest first. See all 51 states for a laptop.
What else costs about the same in Mississippi
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 Mississippi?
- About $1.49 a month, assuming 60 W, 8 hours a day, 250 days a year at 14.88¢/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?
- Mississippi has the 12th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $22.01 a year.