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Cost to run an electric water heater in Colorado
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$0.69/hour
Electric Water Heater at 4,000 W in Colorado (17.17¢/kWh) · $62.64/month at 3 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.69 | $20.88 | $250.68 |
| 2 h/day | $1.37 | $41.76 | $501.36 |
| 3 h/day | $2.06 | $62.64 | $752.05 |
| 4 h/day | $2.75 | $83.51 | $1,002.73 |
| 8 h/day | $5.49 | $167.03 | $2,005.46 |
| 12 h/day | $8.24 | $250.54 | $3,008.18 |
| 24 h/day | $16.48 | $501.09 | $6,016.37 |
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
FAQ
How much does it cost to run an electric water heater in Colorado?
At 4,000 W and 17.17¢/kWh: $0.69 per hour, $2.06 per day and $62.64 per month at 3 h/day.
How does Colorado 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 Colorado
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