Cost to Run a Phone Charger
A smartphone charger while charging
Wattage
5W
Daily Usage
3h
Monthly Cost*
$0.08
Annual Cost*
$0.94
* At national average rate of 17.22¢/kWh
Cost to Run Phone Charger by State
From cheapest (Idaho: $0.05/mo) to most expensive (Hawaii: $0.19/mo).
| # | State | Rate | Monthly | Annual |
|---|---|---|---|---|
| 1 | Idaho | 11.15¢ | $0.05 | $0.61 |
| 2 | Washington | 11.26¢ | $0.05 | $0.62 |
| 3 | Utah | 11.41¢ | $0.05 | $0.62 |
| 4 | Wyoming | 11.72¢ | $0.05 | $0.64 |
| 5 | North Dakota | 12.43¢ | $0.06 | $0.68 |
| 6 | Louisiana | 12.52¢ | $0.06 | $0.69 |
| 7 | Oregon | 12.55¢ | $0.06 | $0.69 |
| 8 | Montana | 12.81¢ | $0.06 | $0.70 |
| 9 | Oklahoma | 12.82¢ | $0.06 | $0.70 |
| 10 | Tennessee | 12.91¢ | $0.06 | $0.71 |
| 11 | Arkansas | 13.04¢ | $0.06 | $0.71 |
| 12 | Nebraska | 13.08¢ | $0.06 | $0.72 |
| 13 | Kentucky | 13.19¢ | $0.06 | $0.72 |
| 14 | West Virginia | 13.44¢ | $0.06 | $0.74 |
| 15 | Mississippi | 13.54¢ | $0.06 | $0.74 |
| 16 | South Dakota | 13.74¢ | $0.06 | $0.75 |
| 17 | Missouri | 13.78¢ | $0.06 | $0.75 |
| 18 | North Carolina | 14.09¢ | $0.06 | $0.77 |
| 19 | Georgia | 14.27¢ | $0.06 | $0.78 |
| 20 | South Carolina | 14.43¢ | $0.06 | $0.79 |
| 21 | Virginia | 14.64¢ | $0.07 | $0.80 |
| 22 | Arizona | 14.78¢ | $0.07 | $0.81 |
| 23 | Alabama | 14.87¢ | $0.07 | $0.81 |
| 24 | Nevada | 14.92¢ | $0.07 | $0.82 |
| 25 | Delaware | 14.94¢ | $0.07 | $0.82 |
| 26 | Texas | 15.06¢ | $0.07 | $0.82 |
| 27 | Iowa | 15.14¢ | $0.07 | $0.83 |
| 28 | Ohio | 15.21¢ | $0.07 | $0.83 |
| 29 | Kansas | 15.28¢ | $0.07 | $0.84 |
| 30 | New Mexico | 15.34¢ | $0.07 | $0.84 |
| 31 | Indiana | 15.42¢ | $0.07 | $0.84 |
| 32 | Colorado | 15.56¢ | $0.07 | $0.85 |
| 33 | Minnesota | 15.63¢ | $0.07 | $0.86 |
| 34 | Florida | 16.22¢ | $0.07 | $0.89 |
| 35 | Illinois | 16.27¢ | $0.07 | $0.89 |
| 36 | Maryland | 16.57¢ | $0.07 | $0.91 |
| 37 | Wisconsin | 17.38¢ | $0.08 | $0.95 |
| 38 | Pennsylvania | 18.36¢ | $0.08 | $1.01 |
| 39 | New Jersey | 18.48¢ | $0.08 | $1.01 |
| 40 | Michigan | 19.34¢ | $0.09 | $1.06 |
| 41 | Vermont | 21.43¢ | $0.10 | $1.17 |
| 42 | Alaska | 24.21¢ | $0.11 | $1.33 |
| 43 | New York | 24.33¢ | $0.11 | $1.33 |
| 44 | New Hampshire | 25.78¢ | $0.12 | $1.41 |
| 45 | Maine | 26.37¢ | $0.12 | $1.44 |
| 46 | Rhode Island | 28.08¢ | $0.13 | $1.54 |
| 47 | Massachusetts | 28.58¢ | $0.13 | $1.56 |
| 48 | Connecticut | 29.98¢ | $0.13 | $1.64 |
| 49 | California | 31.22¢ | $0.14 | $1.71 |
| 50 | Hawaii | 43.18¢ | $0.19 | $2.36 |
Energy Saving Tips for Phone Charger
- Use power strips and turn them off when devices are not in use to eliminate phantom loads.
- Enable sleep mode or power saving settings on computers and monitors.
- Unplug chargers when not actively charging devices.
- Choose Energy Star rated electronics when purchasing new devices.
- Adjust screen brightness on TVs and monitors to reduce power consumption.
Related Electronics Appliances
Frequently Asked Questions
How much electricity does a Phone Charger use?
A typical Phone Charger uses 5 watts and runs about 3 hours per day, consuming 0.01 kWh daily.
How much does it cost to run a Phone Charger per month?
At the national average electricity rate of 17.22¢/kWh, running a Phone Charger costs approximately $0.08 per month.
Where is it cheapest to run a Phone Charger?
Idaho has the lowest cost at $0.05/month, while Hawaii is the most expensive at $0.19/month.
Was this data helpful?
Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)