How much does a toaster oven cost to run in Idaho?
$2.68 a month
- A day of use
- $0.09
- An hour of running
- $0.18
- A year
- $32.13
1,225 W, 30 minutes a day, at Idaho’s average rate of 14.4¢ per kWh (EIA, June 2026). How we calculate this
Change the watts, hours or rate
What it costs at other usage levels
| Use | A day | A month | A year |
|---|---|---|---|
| 30 minutes a day typical | $0.09 | $2.68 | $32.13 |
| 1 hour a day | $0.18 | $5.35 | $64.25 |
| 2 hours a day | $0.35 | $10.71 | $128.50 |
| 4 hours a day | $0.70 | $21.42 | $257.01 |
| 8 hours a day | $1.41 | $42.83 | $514.01 |
| 24 hours a day | $4.22 | $128.50 | $1,542.04 |
A typical model draws about 1,225 W (Virginia Cooperative Extension).
Idaho compared with other states
Idaho’s residential rate is the 10th cheapest of 51 states and DC, 4.0¢ below the US average of 18.3¢ (−22%). Idaho’s rate is up 2.3¢ from June 2025 (12.1¢, +19.1%).
Ways to spend less
- Use it instead of the full oven for small dishes.
- Keep the door closed while it cooks.
- Switch it off a few minutes early; it keeps cooking with the heat inside.
Questions
How much does it cost to run a toaster oven per hour?
About $0.18 an hour in Idaho. A toaster oven at 1,225 W uses 1.23 kWh per hour, and at Idaho’s average of 14.4¢ per kWh that comes to $0.18.
How much does a toaster oven add to your electric bill?
Used 30 minutes a day, about $2.68 a month in Idaho, or $32.13 a year.
How much does it cost to run a toaster oven 24 hours a day?
Running nonstop, a toaster oven would use 29.4 kWh a day and cost $4.22 a day, or $128.50 over an average month in Idaho.
How many watts does a toaster oven use?
A typical model draws about 1,225 W (Virginia Cooperative Extension). Check the label on yours: cost scales directly with watts, so a 20% lower wattage means a 20% lower bill.
Why does a toaster oven cost more or less to run in Idaho than elsewhere?
Idaho’s residential rate is the 10th cheapest of 51 states and DC, 4.0¢ below the US average of 18.3¢ (−22%). Idaho’s rate is up 2.3¢ from June 2025 (12.1¢, +19.1%). The appliance uses the same energy everywhere; only the price per kWh changes.
Sources
- Virginia Cooperative Extension: Estimating appliance and home electronic energy use (reproduces U.S. Department of Energy sample wattages)
- Penn State EGEE 102: Typical range of power consumption (wattage)
- U.S. Energy Information Administration, Electric Power Monthly, Table 5.6.A: average price of electricity to ultimate customers, residential, June 2026 Figures transcribed from republications of this table on September 26, 2026; pending direct verification from the EIA API.
- Carrier page: June 2026 residential average price, citing EIA Electric Power Monthly Table 5.6.A
Usage assumptions (hours a day, season) are ours and listed on the methodology page. Found an error? Tell us.