Computer Monitors / Illinois
Cost to run a monitor in Illinois
A typical ENERGY STAR monitor costs about $8.74 a year to run in Illinois, or $0.73 a month, at the state’s average residential price of 19.32 cents per kWh (August 2026).
- Typical yearly cost
- $8.74
- Over ten years
- $87 today’s price
- Price in Illinois
- 19.32 ¢/kWh
“Typical” means the median annual energy use of 1,474 current ENERGY STAR certified computer monitors (45 kWh a year), multiplied by the price. It is a standardized figure, not a measurement of your home.
By type of monitor
| Type | Models | Median kWh/yr | Cost per year | Per month | Range per year |
|---|---|---|---|---|---|
| Monitor | 1,474 | 45 | $8.74 | $0.73 | $2.15 to $77.85 |
Costs use each type’s median listing; the range runs from its lowest to its highest listed energy use. Source: ENERGY STAR certified computer monitors dataset (EPA) and EIA residential prices.
How Illinois compares
Illinois’s average residential price is 18% above the median US state, ranking 18 of 51 from highest to lowest. The same typical monitor would cost $5.76 a year in Nevada, the cheapest state, and $21.35 in Hawaii, the most expensive. Over the last 12 months Illinois’s price rose 7.0%.
Cost to run a monitor in every state · Illinois electricity price history · Replacing an old monitor? Savings calculator
Lowest running cost by type
The published model with the lowest listed annual energy use in each type, with its cost at Illinois’s price:
- Acer PE140WU_z (monitor): 11 kWh a year, about $2.15 in Illinois
These are the lowest among the models published on this site, not among every certified model. Browse all computer monitors by energy use.
Questions
How much does it cost to run a monitor in Illinois?
A typical ENERGY STAR monitor (the median of 1,474 current listings, 45.245 kWh a year) costs about $8.74 a year, or $0.73 a month, at Illinois's average residential price of 19.32 cents per kWh. By type it ranges from $8.74 (monitor) to $8.74 (monitor).
Is electricity expensive in Illinois?
Illinois's average residential price is 19.32 cents per kWh (August 2026, EIA), 18% above the median state and 18 of 51 when states are ranked from highest to lowest price. The same typical monitor would cost $5.76 a year in Nevada, the cheapest state, and $21.35 in Hawaii.
Will my monitor cost the same?
Probably not exactly. The annual figure is a standardized ENERGY STAR value, and your own price per kWh may differ from the statewide average. Enter your rate in the calculator on any monitor page for a closer number.