How much does it cost to run a wi-fi router in Illinois?
A 10-watt wi-fi router costs about 0¢ an hour in Illinois, or about $1.38 a month at 24 hours a day.
Illinois electricity averages 19.22¢ per kWh, about 6% more than the U.S. average of 18.19¢. It ranks 36 of 51 from cheapest to most expensive.
Your cost
Cost by wattage
| Wattage | Hour | Day | Month | Year |
|---|---|---|---|---|
| Low (5 W) | 0¢ | 2¢ | $0.69 | $8.42 |
| Typical (10 W) | 0¢ | 5¢ | $1.38 | $16.84 |
| High (20 W) | 0¢ | 9¢ | $2.77 | $33.67 |
Day, month and year assume 24 hours of use a day.
Other electronics costs
| Appliance | Typical | Per month |
|---|---|---|
| TV | 100 W | $2.88 |
| Gaming PC | 400 W | $9.23 |
| PlayStation 5 | 200 W | $3.46 |
| Xbox Series X | 160 W | $2.77 |
Ways to spend less
- Turn on power-saving or rest-mode limits; consoles and PCs use power in standby.
- A smart plug or power strip cuts standby draw when devices are off.
Monthly cost in every state
| State | Rate | Per month |
|---|---|---|
| North Dakota | 12.36¢ | $0.89 |
| Nebraska | 12.90¢ | $0.93 |
| Idaho | 12.96¢ | $0.93 |
| Utah | 13.16¢ | $0.95 |
| Louisiana | 13.35¢ | $0.96 |
| Nevada | 13.53¢ | $0.97 |
| Oklahoma | 13.58¢ | $0.98 |
| Arkansas | 13.61¢ | $0.98 |
| Tennessee | 13.87¢ | $1.00 |
| Montana | 13.95¢ | $1.00 |
| Wyoming | 13.95¢ | $1.00 |
| Missouri | 13.96¢ | $1.01 |
| Iowa | 14.20¢ | $1.02 |
| Kentucky | 14.27¢ | $1.03 |
| Washington | 14.40¢ | $1.04 |
| South Dakota | 14.50¢ | $1.04 |
| North Carolina | 14.94¢ | $1.08 |
| New Mexico | 15.08¢ | $1.09 |
| Mississippi | 15.19¢ | $1.09 |
| Kansas | 15.21¢ | $1.10 |
| Florida | 15.30¢ | $1.10 |
| Georgia | 15.40¢ | $1.11 |
| Oregon | 15.40¢ | $1.11 |
| Arizona | 15.44¢ | $1.11 |
| West Virginia | 15.47¢ | $1.11 |
| South Carolina | 15.93¢ | $1.15 |
| Texas | 16.06¢ | $1.16 |
| Minnesota | 16.25¢ | $1.17 |
| Alabama | 16.54¢ | $1.19 |
| Colorado | 16.72¢ | $1.20 |
| Virginia | 16.83¢ | $1.21 |
| Indiana | 17.04¢ | $1.23 |
| Delaware | 17.86¢ | $1.29 |
| Ohio | 18.70¢ | $1.35 |
| Wisconsin | 19.00¢ | $1.37 |
| Illinois | 19.22¢ | $1.38 |
| Pennsylvania | 21.04¢ | $1.51 |
| Maryland | 21.30¢ | $1.53 |
| Michigan | 21.53¢ | $1.55 |
| Vermont | 23.95¢ | $1.72 |
| New Jersey | 23.98¢ | $1.73 |
| District of Columbia | 24.66¢ | $1.78 |
| New Hampshire | 26.79¢ | $1.93 |
| Alaska | 27.09¢ | $1.95 |
| Connecticut | 27.97¢ | $2.01 |
| Rhode Island | 29.22¢ | $2.10 |
| New York | 29.38¢ | $2.12 |
| Maine | 29.99¢ | $2.16 |
| Massachusetts | 30.14¢ | $2.17 |
| California | 33.25¢ | $2.39 |
| Hawaii | 46.28¢ | $3.33 |
At 10 watts for 24 hours a day, 30 days a month. Rates are average residential prices from the U.S. Energy Information Administration, January–July 2026 (EIA Electric Power Monthly). Your bill's rate may differ, so enter your own in the calculator.