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Cost to run an electric water heater in Oregon
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$0.64/hour
Electric Water Heater at 4,000 W in Oregon (15.92¢/kWh) · $58.08/month at 3 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.64 | $19.36 | $232.43 |
| 2 h/day | $1.27 | $38.72 | $464.86 |
| 3 h/day | $1.91 | $58.08 | $697.30 |
| 4 h/day | $2.55 | $77.43 | $929.73 |
| 8 h/day | $5.09 | $154.87 | $1,859.46 |
| 12 h/day | $7.64 | $232.30 | $2,789.18 |
| 24 h/day | $15.28 | $464.61 | $5,578.37 |
Tank water heaters use 3,000-5,500 W elements; a family typically runs them 2-4 hours a day. Heat-pump models use about a third.
Same appliance, nearby states
| State | ¢/kWh | Per month |
|---|---|---|
| Oregon | 15.92 | $58.08 |
| South Carolina | 15.76 | $57.49 |
| Georgia | 15.90 | $58.00 |
| Texas | 15.91 | $58.04 |
| Missouri | 16.02 | $58.44 |
| West Virginia | 16.31 | $59.50 |
| Alabama | 16.33 | $59.57 |
FAQ
How much does it cost to run an electric water heater in Oregon?
At 4,000 W and 15.92¢/kWh: $0.64 per hour, $1.91 per day and $58.08 per month at 3 h/day.
How does Oregon compare with other states?
The same use costs $46.40/month in Nevada (cheapest) and $172.11/month in Hawaii (most expensive); the US average is $66.25.
Price: EIA Electric Power Monthly, Table 5.6.A (residential, August 2026 preliminary; released October 23, 2026).
Electric Water Heater cost calculator · Electricity cost in Oregon
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