Cost to Run a Tankless Electric Water Heater in Michigan
Michigan's average residential electricity rate is 23.1¢/kWh as of July 2026 — the 39th cheapest in the country, 26% above the U.S. average. At typical usage (0.7 hours/day), a tankless electric water heater here costs $88.48 per month.
Per hour
$4.16
at 13,000–27,000 W
Per day
$2.91
0.7 hours/day
Per month
$88.48
383 kWh
Per year
$1,062
4,599 kWh
By usage level in Michigan
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (0.5 hrs/day) | $1.46 | $44.24 | $531 |
| Typical (0.7 hrs/day) | $2.91 | $88.48 | $1,062 |
| Heavy (1.4 hrs/day) | $5.82 | $177 | $2,125 |
Michigan vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a tankless electric water heater in Michigan?
At Michigan's current average residential rate of 23.1¢/kWh (July 2026), a tankless electric water heater with typical usage costs about $2.91 per day, $88.48 per month, or $1,062 per year.
Is running a tankless electric water heater in Michigan more expensive than average?
Yes. Michigan's electricity costs about 26% more than the U.S. average, so the same usage costs $88.48 per month here versus $70.10 nationally.
What does electricity cost in Michigan right now?
Michigan residents pay an average of 23.1¢ per kWh as of July 2026 — the 39th cheapest rate of the 51 U.S. jurisdictions we track.